manufacturer: huawei
model: SUN2000 8-28KTL
device: SUN2000 8-28KTL
category: Altro
protocol: modbus
version: v1
firmware: null
verification: IMPORTED
isDemo: false
source:
  title: Import PDF
    HUAWEI_SUN2000_245KTL28KTL_MODBUS_Interface_Definitions_20150715_JP.pdf
  url: null
  documentRef: null
  revision: null
generatedAt: 2026-09-21T13:16:08.248Z
registers:
  - address: "40002"
    addressNumeric: 1
    signal: grid_code
    name: Grid code
    description: Range 0-23.
    functionCode: 3
    datatype: uint16
    length: 1
    scale: 1
    offset: 0
    unit: null
    access: READ_WRITE
    endianness: null
    group: null
    notes: null
  - address: "40004"
    addressNumeric: 3
    signal: mppt_setting
    name: MPPT setting
    description: 0=Disable, 1=Enable.
    functionCode: 3
    datatype: uint16
    length: 1
    scale: 1
    offset: 0
    unit: null
    access: READ_WRITE
    endianness: null
    group: null
    notes: null
  - address: "40006"
    addressNumeric: 5
    signal: level_1_uf_prot
    name: Level-1 UF prot.
    description: Range 85%-100%Fn.
    functionCode: 3
    datatype: uint16
    length: 1
    scale: 0.01
    offset: 0
    unit: Hz
    access: READ_WRITE
    endianness: null
    group: null
    notes: null
  - address: "40007"
    addressNumeric: 6
    signal: level_1_uf_prot_time
    name: Level-1 UF prot. time
    description: Range 50-600000.
    functionCode: 3
    datatype: uint32
    length: 2
    scale: 1
    offset: 0
    unit: ms
    access: READ_WRITE
    endianness: null
    group: null
    notes: null
  - address: "40009"
    addressNumeric: 8
    signal: level_2_uf_prot
    name: Level-2 UF prot.
    description: Range 85%-100%Fn.
    functionCode: 3
    datatype: uint16
    length: 1
    scale: 0.01
    offset: 0
    unit: Hz
    access: READ_WRITE
    endianness: null
    group: null
    notes: null
  - address: "40010"
    addressNumeric: 9
    signal: level_2_uf_prot_time
    name: Level-2 UF prot. time
    description: Range 50-600000.
    functionCode: 3
    datatype: uint32
    length: 2
    scale: 1
    offset: 0
    unit: ms
    access: READ_WRITE
    endianness: null
    group: null
    notes: null
  - address: "40012"
    addressNumeric: 11
    signal: 10_min_ov_protec
    name: 10-min OV protec.
    description: Range 100%-140%Vn.
    functionCode: 3
    datatype: uint16
    length: 1
    scale: 0.01
    offset: 0
    unit: V
    access: READ_WRITE
    endianness: null
    group: null
    notes: null
  - address: "40013"
    addressNumeric: 12
    signal: 10_min_ov_protec_time
    name: 10-min OV protec. time
    description: Range 50-600000.
    functionCode: 3
    datatype: uint32
    length: 2
    scale: 1
    offset: 0
    unit: ms
    access: READ_WRITE
    endianness: null
    group: null
    notes: null
  - address: "40015"
    addressNumeric: 14
    signal: mppt_scanning_interval
    name: MPPT scanning interval
    description: Range 5-30.
    functionCode: 3
    datatype: uint16
    length: 1
    scale: 1
    offset: 0
    unit: min
    access: READ_WRITE
    endianness: null
    group: null
    notes: null
  - address: "40022"
    addressNumeric: 21
    signal: insulation_res_protec
    name: Insulation res. protec.
    description: Range 0.033-1.
    functionCode: 3
    datatype: uint16
    length: 1
    scale: 0.001
    offset: 0
    unit: MΩ
    access: READ_WRITE
    endianness: null
    group: null
    notes: null
  - address: "40023"
    addressNumeric: 22
    signal: unbal_volt_protec
    name: Unbal. volt. protec.
    description: Range 0-50.
    functionCode: 3
    datatype: uint16
    length: 1
    scale: 0.1
    offset: 0
    unit: "%"
    access: READ_WRITE
    endianness: null
    group: null
    notes: null
  - address: "40032"
    addressNumeric: 31
    signal: reactive_power_compensation_cos_p_trigger_voltage
    name: Reactive power compensation (cosψ-P) trigger voltage
    description: Range 100-110.
    functionCode: 3
    datatype: uint16
    length: 1
    scale: 1
    offset: 0
    unit: "%"
    access: READ_WRITE
    endianness: null
    group: null
    notes: null
  - address: "40033"
    addressNumeric: 32
    signal: reactive_power_compensation_cos_p_exit_voltage
    name: Reactive power compensation (cosψ-P) exit voltage
    description: Range 90-100.
    functionCode: 3
    datatype: uint16
    length: 1
    scale: 1
    offset: 0
    unit: "%"
    access: READ_WRITE
    endianness: null
    group: null
    notes: null
  - address: "40034"
    addressNumeric: 33
    signal: overfrequency_deration_trigger_threshold
    name: Overfrequency deration trigger threshold
    description: Range 50-52.
    functionCode: 3
    datatype: uint16
    length: 1
    scale: 0.01
    offset: 0
    unit: Hz
    access: READ_WRITE
    endianness: null
    group: null
    notes: null
  - address: "40035"
    addressNumeric: 34
    signal: overfrequency_deration_exit_threshold
    name: Overfrequency deration exit threshold
    description: Range 49.9-51.
    functionCode: 3
    datatype: uint16
    length: 1
    scale: 0.01
    offset: 0
    unit: Hz
    access: READ_WRITE
    endianness: null
    group: null
    notes: null
  - address: "40036"
    addressNumeric: 35
    signal: overfrequency_deration_recovery_gradient
    name: Overfrequency deration recovery gradient
    description: Range 5-20.
    functionCode: 3
    datatype: uint16
    length: 1
    scale: 1
    offset: 0
    unit: "%/min"
    access: READ_WRITE
    endianness: null
    group: null
    notes: null
  - address: "40037"
    addressNumeric: 36
    signal: q_u_characteristic_curve_mode
    name: Q-U characteristic curve mode
    description: Range 0-1.
    functionCode: 3
    datatype: uint16
    length: 1
    scale: 1
    offset: 0
    unit: null
    access: READ_WRITE
    endianness: null
    group: null
    notes: null
  - address: "40038"
    addressNumeric: 37
    signal: q_u_dispatch_trigger_power_percent
    name: Q-U dispatch trigger power percent
    description: Range 10-100.
    functionCode: 3
    datatype: uint16
    length: 1
    scale: 1
    offset: 0
    unit: "%"
    access: READ_WRITE
    endianness: null
    group: null
    notes: null
  - address: "40041"
    addressNumeric: 40
    signal: soft_startup_time_after_grid_failure
    name: Soft startup time after grid failure
    description: Range 20-800.
    functionCode: 3
    datatype: uint16
    length: 1
    scale: 1
    offset: 0
    unit: s
    access: READ_WRITE
    endianness: null
    group: null
    notes: null
  - address: "40051"
    addressNumeric: 50
    signal: lvrt
    name: LVRT
    description: 00=Disable, 01=Enable.
    functionCode: 3
    datatype: uint16
    length: 1
    scale: 1
    offset: 0
    unit: null
    access: READ_WRITE
    endianness: null
    group: null
    notes: null
  - address: "40052"
    addressNumeric: 51
    signal: enable_islanding_detection_setting
    name: Enable islanding detection setting
    description: 00=Disable, 01=Enable.
    functionCode: 3
    datatype: uint16
    length: 1
    scale: 1
    offset: 0
    unit: null
    access: READ_WRITE
    endianness: null
    group: null
    notes: null
  - address: "40053"
    addressNumeric: 52
    signal: soft_start_time
    name: Soft start time
    description: Range 20-800.
    functionCode: 3
    datatype: uint16
    length: 1
    scale: 1
    offset: 0
    unit: s
    access: READ_WRITE
    endianness: null
    group: null
    notes: null
  - address: "40054"
    addressNumeric: 53
    signal: level_1_ov_prot
    name: Level-1 OV prot.
    description: Range 100%-140%Vn.
    functionCode: 3
    datatype: uint16
    length: 1
    scale: 0.01
    offset: 0
    unit: V
    access: READ_WRITE
    endianness: null
    group: null
    notes: null
  - address: "40055"
    addressNumeric: 54
    signal: level_1_ov_prot_time
    name: Level-1 OV prot. time
    description: Range 50-600000.
    functionCode: 3
    datatype: uint32
    length: 2
    scale: 1
    offset: 0
    unit: ms
    access: READ_WRITE
    endianness: null
    group: null
    notes: null
  - address: "40057"
    addressNumeric: 56
    signal: level_2_ov_prot
    name: Level-2 OV prot.
    description: Range 100%-140%Vn.
    functionCode: 3
    datatype: uint16
    length: 1
    scale: 0.01
    offset: 0
    unit: V
    access: READ_WRITE
    endianness: null
    group: null
    notes: null
  - address: "40058"
    addressNumeric: 57
    signal: level_2_ov_prot_time
    name: Level-2 OV prot. time
    description: Range 50-600000.
    functionCode: 3
    datatype: uint32
    length: 2
    scale: 1
    offset: 0
    unit: ms
    access: READ_WRITE
    endianness: null
    group: null
    notes: null
  - address: "40060"
    addressNumeric: 59
    signal: level_1_uv_prot
    name: Level-1 UV prot.
    description: Range 10%-100%Vn.
    functionCode: 3
    datatype: uint16
    length: 1
    scale: 0.01
    offset: 0
    unit: V
    access: READ_WRITE
    endianness: null
    group: null
    notes: null
  - address: "40061"
    addressNumeric: 60
    signal: level_1_uv_prot_time
    name: Level-1 UV prot. time
    description: Range 50-600000.
    functionCode: 3
    datatype: uint32
    length: 2
    scale: 1
    offset: 0
    unit: ms
    access: READ_WRITE
    endianness: null
    group: null
    notes: null
  - address: "40063"
    addressNumeric: 62
    signal: level_2_uv_prot
    name: Level-2 UV prot.
    description: Range 10%-100%Vn.
    functionCode: 3
    datatype: uint16
    length: 1
    scale: 0.01
    offset: 0
    unit: V
    access: READ_WRITE
    endianness: null
    group: null
    notes: null
  - address: "40064"
    addressNumeric: 63
    signal: level_2_uv_prot_time
    name: Level-2 UV prot. time
    description: Range 50-600000.
    functionCode: 3
    datatype: uint32
    length: 2
    scale: 1
    offset: 0
    unit: ms
    access: READ_WRITE
    endianness: null
    group: null
    notes: null
  - address: "40066"
    addressNumeric: 65
    signal: level_1_of_prot
    name: Level-1 OF prot.
    description: Range 100%-115%Fn.
    functionCode: 3
    datatype: uint16
    length: 1
    scale: 0.01
    offset: 0
    unit: Hz
    access: READ_WRITE
    endianness: null
    group: null
    notes: null
  - address: "40067"
    addressNumeric: 66
    signal: level_2_of_prot_time_nome_cosi_nel_documento
    name: Level-2 OF prot. time (nome cosi' nel documento)
    description: "Range 50-600000. ATTENZIONE: il documento chiama questo registro
      \"Level-2 OF prot. time\" ma la sua posizione (subito dopo Level-1 OF
      prot. a 40066, prima di Level-2 OF prot. a 40069) suggerisce che sia in
      realta' il tempo di Level-1. Trascritto cosi' com'e' nel documento
      originale."
    functionCode: 3
    datatype: uint32
    length: 2
    scale: 1
    offset: 0
    unit: ms
    access: READ_WRITE
    endianness: null
    group: null
    notes: null
  - address: "40069"
    addressNumeric: 68
    signal: level_2_of_prot
    name: Level-2 OF prot.
    description: Range 100%-115%Fn.
    functionCode: 3
    datatype: uint16
    length: 1
    scale: 0.01
    offset: 0
    unit: Hz
    access: READ_WRITE
    endianness: null
    group: null
    notes: null
  - address: "40070"
    addressNumeric: 69
    signal: level_2_of_prot_time
    name: Level-2 OF prot. time
    description: Range 50-600000.
    functionCode: 3
    datatype: uint32
    length: 2
    scale: 1
    offset: 0
    unit: ms
    access: READ_WRITE
    endianness: null
    group: null
    notes: null
  - address: "40076"
    addressNumeric: 75
    signal: feed_grid_recovery_time
    name: Feed grid recovery time
    description: Range 10-600.
    functionCode: 3
    datatype: uint16
    length: 1
    scale: 1
    offset: 0
    unit: s
    access: READ_WRITE
    endianness: null
    group: null
    notes: null
  - address: "40117"
    addressNumeric: 116
    signal: reactive_power_compensation
    name: Reactive power compensation
    description: 0=Disable reactive power output, 1=Communication adjustment power
      factor, 2=Parameter setting Q/S, 3=Parameter setting power factor, 4=Q(u)
      characteristic curve, 5=Power factor characteristic curve.
    functionCode: 3
    datatype: uint16
    length: 1
    scale: 1
    offset: 0
    unit: null
    access: READ_WRITE
    endianness: null
    group: null
    notes: null
  - address: "40118"
    addressNumeric: 117
    signal: active_power_control
    name: Active power control
    description: 0=Disable active power limiting, 1=Communication limit
      percentage(%), 2=Parameter setting absolute value kW, 3=Parameter setting
      percentage setting[fixed value].
    functionCode: 3
    datatype: uint16
    length: 1
    scale: 1
    offset: 0
    unit: null
    access: READ_WRITE
    endianness: null
    group: null
    notes: null
  - address: "40119"
    addressNumeric: 118
    signal: active_power_deration_setting_percentage
    name: Active power deration setting [percentage]
    description: Range 0-100.
    functionCode: 3
    datatype: uint16
    length: 1
    scale: 1
    offset: 0
    unit: "%"
    access: READ_WRITE
    endianness: null
    group: null
    notes: null
  - address: "40120"
    addressNumeric: 119
    signal: active_power_deration_setting_fixed_value
    name: Active power deration setting [fixed value]
    description: Range 0-22.
    functionCode: 3
    datatype: uint16
    length: 1
    scale: 0.1
    offset: 0
    unit: kW
    access: READ_WRITE
    endianness: null
    group: null
    notes: null
  - address: "40121"
    addressNumeric: 120
    signal: active_power_deration_gradient
    name: Active power deration gradient
    description: Range 0.5-10.
    functionCode: 3
    datatype: uint16
    length: 1
    scale: 0.1
    offset: 0
    unit: "%/s"
    access: READ_WRITE
    endianness: null
    group: null
    notes: null
  - address: "40122"
    addressNumeric: 121
    signal: reactive_power_compensation_setting_power_factor
    name: Reactive power compensation setting [power factor]
    description: 0 <= |a| <= 1.
    functionCode: 3
    datatype: int16
    length: 1
    scale: 0.001
    offset: 0
    unit: null
    access: READ_WRITE
    endianness: null
    group: null
    notes: null
  - address: "40123"
    addressNumeric: 122
    signal: reactive_power_compensation_setting_q_s
    name: Reactive power compensation setting [Q/S]
    description: -1 to 1.
    functionCode: 3
    datatype: int16
    length: 1
    scale: 0.001
    offset: 0
    unit: null
    access: READ_WRITE
    endianness: null
    group: null
    notes: null
  - address: "40124"
    addressNumeric: 123
    signal: reactive_power_adjustment_time
    name: Reactive power adjustment time
    description: Range 5-120.
    functionCode: 3
    datatype: uint16
    length: 1
    scale: 1
    offset: 0
    unit: s
    access: READ_WRITE
    endianness: null
    group: null
    notes: null
  - address: "40200"
    addressNumeric: 199
    signal: power_on
    name: Power on
    description: Comando, valore fisso 0.
    functionCode: 6
    datatype: uint16
    length: 1
    scale: 1
    offset: 0
    unit: null
    access: WRITE
    endianness: null
    group: null
    notes: null
  - address: "40201"
    addressNumeric: 200
    signal: power_off
    name: Power off
    description: Comando, valore fisso 0.
    functionCode: 6
    datatype: uint16
    length: 1
    scale: 1
    offset: 0
    unit: null
    access: WRITE
    endianness: null
    group: null
    notes: null
  - address: "40234"
    addressNumeric: 233
    signal: active_power_deration_percent
    name: Active power deration percent
    description: Range 0-100.
    functionCode: 6
    datatype: uint16
    length: 1
    scale: 1
    offset: 0
    unit: "%"
    access: WRITE
    endianness: null
    group: null
    notes: null
  - address: "40237"
    addressNumeric: 236
    signal: reactive_power_compensation_factor_instruction
    name: Reactive power compensation factor instruction
    description: -1 to 1.
    functionCode: 6
    datatype: int16
    length: 1
    scale: 0.001
    offset: 0
    unit: null
    access: WRITE
    endianness: null
    group: null
    notes: null
  - address: "40500"
    addressNumeric: 499
    signal: pv1_voltage
    name: PV1 Voltage
    description: Per tutte le classi di potenza.
    functionCode: 3
    datatype: int16
    length: 1
    scale: 0.1
    offset: 0
    unit: V
    access: READ
    endianness: null
    group: null
    notes: null
  - address: "40501"
    addressNumeric: 500
    signal: pv2_voltage
    name: PV2 Voltage
    description: Per tutte le classi di potenza.
    functionCode: 3
    datatype: int16
    length: 1
    scale: 0.1
    offset: 0
    unit: V
    access: READ
    endianness: null
    group: null
    notes: null
  - address: "40502"
    addressNumeric: 501
    signal: pv3_voltage
    name: PV3 Voltage
    description: Per tutte le classi di potenza.
    functionCode: 3
    datatype: int16
    length: 1
    scale: 0.1
    offset: 0
    unit: V
    access: READ
    endianness: null
    group: null
    notes: null
  - address: "40503"
    addressNumeric: 502
    signal: pv4_voltage
    name: PV4 Voltage
    description: Per tutte le classi di potenza.
    functionCode: 3
    datatype: int16
    length: 1
    scale: 0.1
    offset: 0
    unit: V
    access: READ
    endianness: null
    group: null
    notes: null
  - address: "40504"
    addressNumeric: 503
    signal: pv5_voltage
    name: PV5 Voltage
    description: Per tutte le classi di potenza.
    functionCode: 3
    datatype: int16
    length: 1
    scale: 0.1
    offset: 0
    unit: V
    access: READ
    endianness: null
    group: null
    notes: null
  - address: "40505"
    addressNumeric: 504
    signal: pv6_voltage
    name: PV6 Voltage
    description: Per tutte le classi di potenza.
    functionCode: 3
    datatype: int16
    length: 1
    scale: 0.1
    offset: 0
    unit: V
    access: READ
    endianness: null
    group: null
    notes: null
  - address: "40506"
    addressNumeric: 505
    signal: pv1_current
    name: PV1 Current
    description: Per tutte le classi di potenza.
    functionCode: 3
    datatype: int16
    length: 1
    scale: 0.01
    offset: 0
    unit: A
    access: READ
    endianness: null
    group: null
    notes: null
  - address: "40507"
    addressNumeric: 506
    signal: pv2_current
    name: PV2 Current
    description: Per tutte le classi di potenza.
    functionCode: 3
    datatype: int16
    length: 1
    scale: 0.01
    offset: 0
    unit: A
    access: READ
    endianness: null
    group: null
    notes: null
  - address: "40508"
    addressNumeric: 507
    signal: pv3_current
    name: PV3 Current
    description: Per tutte le classi di potenza.
    functionCode: 3
    datatype: int16
    length: 1
    scale: 0.01
    offset: 0
    unit: A
    access: READ
    endianness: null
    group: null
    notes: null
  - address: "40509"
    addressNumeric: 508
    signal: pv4_current
    name: PV4 Current
    description: Per tutte le classi di potenza.
    functionCode: 3
    datatype: int16
    length: 1
    scale: 0.01
    offset: 0
    unit: A
    access: READ
    endianness: null
    group: null
    notes: null
  - address: "40510"
    addressNumeric: 509
    signal: pv5_current
    name: PV5 Current
    description: Per tutte le classi di potenza.
    functionCode: 3
    datatype: int16
    length: 1
    scale: 0.01
    offset: 0
    unit: A
    access: READ
    endianness: null
    group: null
    notes: null
  - address: "40511"
    addressNumeric: 510
    signal: pv6_current
    name: PV6 Current
    description: Per tutte le classi di potenza.
    functionCode: 3
    datatype: int16
    length: 1
    scale: 0.01
    offset: 0
    unit: A
    access: READ
    endianness: null
    group: null
    notes: null
  - address: "40523"
    addressNumeric: 522
    signal: co2_reduction
    name: CO2 reduction
    description: null
    functionCode: 3
    datatype: uint32
    length: 2
    scale: 0.01
    offset: 0
    unit: kg
    access: READ
    endianness: null
    group: null
    notes: null
  - address: "40525"
    addressNumeric: 524
    signal: active_power
    name: Active power
    description: null
    functionCode: 3
    datatype: int32
    length: 2
    scale: 0.001
    offset: 0
    unit: kW
    access: READ
    endianness: null
    group: null
    notes: null
  - address: "40527"
    addressNumeric: 526
    signal: uab
    name: Uab
    description: null
    functionCode: 3
    datatype: uint16
    length: 1
    scale: 0.01
    offset: 0
    unit: V
    access: READ
    endianness: null
    group: null
    notes: null
  - address: "40528"
    addressNumeric: 527
    signal: ubc
    name: Ubc
    description: null
    functionCode: 3
    datatype: uint16
    length: 1
    scale: 0.01
    offset: 0
    unit: V
    access: READ
    endianness: null
    group: null
    notes: null
  - address: "40529"
    addressNumeric: 528
    signal: uca
    name: Uca
    description: null
    functionCode: 3
    datatype: uint16
    length: 1
    scale: 0.01
    offset: 0
    unit: V
    access: READ
    endianness: null
    group: null
    notes: null
  - address: "40532"
    addressNumeric: 531
    signal: power_factor
    name: Power factor
    description: null
    functionCode: 3
    datatype: int16
    length: 1
    scale: 0.001
    offset: 0
    unit: null
    access: READ
    endianness: null
    group: null
    notes: null
  - address: "40533"
    addressNumeric: 532
    signal: cabinet_temperature
    name: Cabinet temperature
    description: null
    functionCode: 3
    datatype: int16
    length: 1
    scale: 0.1
    offset: 0
    unit: °C
    access: READ
    endianness: null
    group: null
    notes: null
  - address: "40544"
    addressNumeric: 543
    signal: reactive_output_power
    name: Reactive output power
    description: null
    functionCode: 3
    datatype: int32
    length: 2
    scale: 0.001
    offset: 0
    unit: kVar
    access: READ
    endianness: null
    group: null
    notes: null
  - address: "40546"
    addressNumeric: 545
    signal: frequency
    name: Frequency
    description: null
    functionCode: 3
    datatype: uint16
    length: 1
    scale: 0.01
    offset: 0
    unit: Hz
    access: READ
    endianness: null
    group: null
    notes: null
  - address: "40560"
    addressNumeric: 559
    signal: e_total
    name: E-Total
    description: null
    functionCode: 3
    datatype: uint32
    length: 2
    scale: 0.01
    offset: 0
    unit: kWh
    access: READ
    endianness: null
    group: null
    notes: null
  - address: "40562"
    addressNumeric: 561
    signal: current_day_yield
    name: Current-day yield
    description: null
    functionCode: 3
    datatype: uint32
    length: 2
    scale: 0.01
    offset: 0
    unit: kWh
    access: READ
    endianness: null
    group: null
    notes: null
  - address: "40572"
    addressNumeric: 571
    signal: ia
    name: Ia
    description: null
    functionCode: 3
    datatype: int16
    length: 1
    scale: 0.01
    offset: 0
    unit: A
    access: READ
    endianness: null
    group: null
    notes: null
  - address: "40573"
    addressNumeric: 572
    signal: ib
    name: Ib
    description: null
    functionCode: 3
    datatype: int16
    length: 1
    scale: 0.01
    offset: 0
    unit: A
    access: READ
    endianness: null
    group: null
    notes: null
  - address: "40574"
    addressNumeric: 573
    signal: ic
    name: Ic
    description: null
    functionCode: 3
    datatype: int16
    length: 1
    scale: 0.01
    offset: 0
    unit: A
    access: READ
    endianness: null
    group: null
    notes: null
  - address: "40613"
    addressNumeric: 612
    signal: inverter_start_time
    name: Inverter start time
    description: null
    functionCode: 3
    datatype: uint32
    length: 2
    scale: 1
    offset: 0
    unit: s
    access: READ
    endianness: null
    group: null
    notes: null
  - address: "40615"
    addressNumeric: 614
    signal: inverter_shutdown_time
    name: Inverter shutdown time
    description: null
    functionCode: 3
    datatype: uint32
    length: 2
    scale: 1
    offset: 0
    unit: s
    access: READ
    endianness: null
    group: null
    notes: null
  - address: "40685"
    addressNumeric: 684
    signal: inverter_efficiency
    name: Inverter efficiency
    description: null
    functionCode: 3
    datatype: uint16
    length: 1
    scale: 0.01
    offset: 0
    unit: "%"
    access: READ
    endianness: null
    group: null
    notes: null
  - address: "40686"
    addressNumeric: 685
    signal: mppt1_total_input_power
    name: MPPT1 total input power
    description: null
    functionCode: 3
    datatype: uint32
    length: 2
    scale: 0.001
    offset: 0
    unit: kW
    access: READ
    endianness: null
    group: null
    notes: null
  - address: "40688"
    addressNumeric: 687
    signal: mppt2_total_input_power
    name: MPPT2 total input power
    description: null
    functionCode: 3
    datatype: uint32
    length: 2
    scale: 0.001
    offset: 0
    unit: kW
    access: READ
    endianness: null
    group: null
    notes: null
  - address: "40690"
    addressNumeric: 689
    signal: mppt3_total_input_power
    name: MPPT3 total input power
    description: null
    functionCode: 3
    datatype: uint32
    length: 2
    scale: 0.001
    offset: 0
    unit: kW
    access: READ
    endianness: null
    group: null
    notes: null
  - address: "40692"
    addressNumeric: 691
    signal: total_input_power
    name: Total input power
    description: null
    functionCode: 3
    datatype: uint32
    length: 2
    scale: 0.001
    offset: 0
    unit: kW
    access: READ
    endianness: null
    group: null
    notes: null
  - address: "40696"
    addressNumeric: 695
    signal: zero_voltage_ride_through_protection
    name: Zero voltage ride through protection
    description: 0=no, 1=yes.
    functionCode: 3
    datatype: uint16
    length: 1
    scale: 1
    offset: 0
    unit: null
    access: READ
    endianness: null
    group: null
    notes: null
  - address: "40697"
    addressNumeric: 696
    signal: lvrt_protection
    name: LVRT protection
    description: 0=no, 1=yes.
    functionCode: 3
    datatype: uint16
    length: 1
    scale: 1
    offset: 0
    unit: null
    access: READ
    endianness: null
    group: null
    notes: null
  - address: "40698"
    addressNumeric: 697
    signal: anti_islanding
    name: Anti-islanding
    description: 0=no, 1=yes.
    functionCode: 3
    datatype: uint16
    length: 1
    scale: 1
    offset: 0
    unit: null
    access: READ
    endianness: null
    group: null
    notes: null
  - address: "40699"
    addressNumeric: 698
    signal: locking
    name: Locking
    description: 0=lock, 1=not lock.
    functionCode: 3
    datatype: uint16
    length: 1
    scale: 1
    offset: 0
    unit: null
    access: READ
    endianness: null
    group: null
    notes: null
  - address: "40710"
    addressNumeric: 709
    signal: rated_inverter_power
    name: Rated inverter power
    description: 'Codice modello. Vedi tabella "Mapping Between Inverter Models and
      Rated Power" nel documento originale: 0=20KTL, 1=17KTL, 2=15KTL, 3=12KTL,
      4=10KTL, 5=8KTL, 9=500KTL, 16=24.5KTL, 17=23KTL, 18=28KTL, 19=33KTL,
      20=40KTL.'
    functionCode: 3
    datatype: uint16
    length: 1
    scale: 1
    offset: 0
    unit: null
    access: READ
    endianness: null
    group: null
    notes: null
  - address: "40713"
    addressNumeric: 712
    signal: esn
    name: ESN
    description: Stringa ASCII multi-registro (MLD), 10 registri.
    functionCode: 3
    datatype: string
    length: null
    scale: 1
    offset: 0
    unit: null
    access: READ
    endianness: null
    group: null
    notes: null
  - address: "40789"
    addressNumeric: 788
    signal: hardware_version
    name: Hardware version
    description: Stringa ASCII multi-registro (MLD), 15 registri.
    functionCode: 3
    datatype: string
    length: null
    scale: 1
    offset: 0
    unit: null
    access: READ
    endianness: null
    group: null
    notes: null
  - address: "40819"
    addressNumeric: 818
    signal: software_version
    name: Software version
    description: Stringa ASCII multi-registro (MLD), 15 registri.
    functionCode: 3
    datatype: string
    length: null
    scale: 1
    offset: 0
    unit: null
    access: READ
    endianness: null
    group: null
    notes: null
  - address: "40834"
    addressNumeric: 833
    signal: modbus_protocol_version
    name: ModBus protocol version
    description: Stringa ASCII multi-registro (MLD), 15 registri.
    functionCode: 3
    datatype: string
    length: null
    scale: 1
    offset: 0
    unit: null
    access: READ
    endianness: null
    group: null
    notes: null
  - address: "40931"
    addressNumeric: 930
    signal: inverter_on_off_status
    name: Inverter on/off status
    description: "Bit1: 1=grid-tied, 0=shutdown."
    functionCode: 3
    datatype: bitfield
    length: 1
    scale: 1
    offset: 0
    unit: null
    access: READ
    endianness: null
    group: null
    notes: null
  - address: "40939"
    addressNumeric: 938
    signal: inverter_status
    name: Inverter status
    description: 0x0000=Idle:Initializing, 0x0001=Idle:ISO Detecting,
      0x0002=Idle:Irradiation Detecting, 0x0100=Starting, 0x0200=On-grid,
      0x0201=On-grid:Limited, 0x0300=Shutdown:Abnormal, 0x0301=Shutdown:Forced,
      0x0401=Grid Dispatch:cosψ-P Curve, 0x0402=Grid Dispatch:Q-U Curve,
      0xA000=Idle:No Irradiation.
    functionCode: 3
    datatype: uint16
    length: 1
    scale: 1
    offset: 0
    unit: null
    access: READ
    endianness: null
    group: null
    notes: null
  - address: "40000"
    addressNumeric: 40000
    signal: date_and_time_synchronization
    name: Date and time synchronization
    description: Range 0-3155759999.
    functionCode: 3
    datatype: uint32
    length: 2
    scale: 1
    offset: 0
    unit: null
    access: READ_WRITE
    endianness: null
    group: null
    notes: null
  - address: "50000"
    addressNumeric: 50000
    signal: alarm_word_0x50000
    name: Alarm word (0x50000)
    description: bit0x01 Abnormal String1(AlarmID106,CauseID1,Warning); bit0x02
      Abnormal String2(107,1,Warning); bit0x03 Abnormal String3(108,1,Warning);
      bit0x04 Abnormal String4(109,1,Warning); bit0x05 Abnormal
      String5(110,1,Warning); bit0x06 Abnormal String6(111,1,Warning); bit0x0A
      Software Ver. Unmatch(504,1,Minor); bit0x0C Upgrade Failed(505,1,Major);
      bit0x0D Flash Fault(61440,1,Minor).
    functionCode: 3
    datatype: bitfield
    length: 1
    scale: 1
    offset: 0
    unit: null
    access: READ
    endianness: null
    group: null
    notes: null
  - address: "50001"
    addressNumeric: 50001
    signal: alarm_word_0x50001
    name: Alarm word (0x50001)
    description: bit0x01 Software Ver. Unmatch(504,2,Minor); bit0x02 Software Ver.
      Unmatch(504,3,Minor); bit0x03 System Fault(400,1,Major); bit0x06 Abnormal
      Inv. Circuit(202,20,Major); bit0x07 Abnormal Resid. Cur.(318,1,Major);
      bit0x08 Cabinet Overtemp.(321,1,Major); bit0x09 Cabinet
      Overtemp.(321,2,Major); bit0x0F System Fault(400,5,Major).
    functionCode: 3
    datatype: bitfield
    length: 1
    scale: 1
    offset: 0
    unit: null
    access: READ
    endianness: null
    group: null
    notes: null
  - address: "50002"
    addressNumeric: 50002
    signal: alarm_word_0x50002
    name: Alarm word (0x50002)
    description: bit0x00 Low Insulation Res.(313,1,Major); bit0x06 Cabinet
      Overtemp.(321,6,Major); bit0x09 String 3 Reversed(122,1,Warning); bit0x0F
      System Fault(400,23,Major).
    functionCode: 3
    datatype: bitfield
    length: 1
    scale: 1
    offset: 0
    unit: null
    access: READ
    endianness: null
    group: null
    notes: null
  - address: "50003"
    addressNumeric: 50003
    signal: alarm_word_0x50003
    name: Alarm word (0x50003)
    description: bit0x01 String1 Reversed(120,1,Warning); bit0x02 String2
      Reversed(121,1,Warning); bit0x06 String4 Reversed(123,1,Warning); bit0x07
      String5 Reversed(124,1,Warning); bit0x08 String6 Reversed(125,1,Warning);
      bit0x09 High DC Input Volt.(103,1,Major); bit0x0A High DC Input
      Volt.(103,2,Major); bit0x0B High DC Input Volt.(103,3,Major).
    functionCode: 3
    datatype: bitfield
    length: 1
    scale: 1
    offset: 0
    unit: null
    access: READ
    endianness: null
    group: null
    notes: null
  - address: "50004"
    addressNumeric: 50004
    signal: alarm_word_0x50004
    name: Alarm word (0x50004)
    description: bit0x01 Cabinet Overtemp.(321,14,Major); bit0x02 String1
      Reversed(120,2,Warning); bit0x03 String2 Reversed(121,2,Warning); bit0x0C
      String3 Reversed(122,2,Warning); bit0x0D String4 Reversed(123,2,Warning);
      bit0x0E String5 Reversed(124,2,Warning); bit0x0F String6
      Reversed(125,2,Warning).
    functionCode: 3
    datatype: bitfield
    length: 1
    scale: 1
    offset: 0
    unit: null
    access: READ
    endianness: null
    group: null
    notes: null
  - address: "50005"
    addressNumeric: 50005
    signal: alarm_word_0x50005
    name: Alarm word (0x50005)
    description: bit0x01 Abnormal DC Circuit(200,3,Major); bit0x02 Abnormal
      Auxiliary Power Supply(410,4,Major); bit0x04 Abnormal DC
      Circuit(200,10,Major); bit0x05 Abnormal DC Circuit(200,11,Major).
    functionCode: 3
    datatype: bitfield
    length: 1
    scale: 1
    offset: 0
    unit: null
    access: READ
    endianness: null
    group: null
    notes: null
  - address: "50006"
    addressNumeric: 50006
    signal: alarm_word_0x50006
    name: Alarm word (0x50006)
    description: bit0x00 Abnormal Inv. Circuit(202,4,Major); bit0x06 System
      Fault(400,3,Major); bit0x0A Abnormal Inv. Circuit(202,13,Major); bit0x0C
      Abnormal Inv. Circuit(202,14,Major).
    functionCode: 3
    datatype: bitfield
    length: 1
    scale: 1
    offset: 0
    unit: null
    access: READ
    endianness: null
    group: null
    notes: null
  - address: "50007"
    addressNumeric: 50007
    signal: alarm_word_0x50007
    name: Alarm word (0x50007)
    description: bit0x01 Abnormal Inv. Circuit(202,16,Major); bit0x04
      Anti-islanding(300,1,Warning); bit0x05 System Fault(400,21,Major); bit0x07
      Abnormal Grid Volt. AB<lower(301,7,Major); bit0x08 Abnormal Grid Volt.
      BC<lower(301,8,Major); bit0x09 Abnormal Grid Volt. CA<lower(301,9,Major).
    functionCode: 3
    datatype: bitfield
    length: 1
    scale: 1
    offset: 0
    unit: null
    access: READ
    endianness: null
    group: null
    notes: null
  - address: "50008"
    addressNumeric: 50008
    signal: alarm_word_0x50008
    name: Alarm word (0x50008)
    description: bit0x00 Grid Volt. A<lower(301,4,Major); bit0x01 Grid Volt.
      B<lower(301,5,Major); bit0x02 Grid Volt. C<lower(301,6,Major); bit0x03
      Grid Volt. A>upper(301,16,Major); bit0x04 Grid Volt.
      B>upper(301,17,Major); bit0x05 Grid Volt. C>upper(301,18,Major); bit0x06
      Grid freq>standard(305,2,Major); bit0x07 Grid freq<standard(305,4,Major);
      bit0x08 Grid 3-phase voltage diff(301,28,Major); bit0x09 Grid fail/AC
      disconnected(301,29,Major); bit0x0A Abnormal Ground.(326,1,Major); bit0x0B
      Grid Volt.>upper threshold(301,26,Major).
    functionCode: 3
    datatype: bitfield
    length: 1
    scale: 1
    offset: 0
    unit: null
    access: READ
    endianness: null
    group: null
    notes: null
  - address: "50009"
    addressNumeric: 50009
    signal: alarm_word_0x50009
    name: Alarm word (0x50009)
    description: bit0x00 Output A phase low impedance/short(301,31,Major); bit0x01
      Output B phase low impedance/short(301,32,Major); bit0x02 Output C phase
      low impedance/short(301,33,Major); bit0x06 System Fault(400,11,Major);
      bit0x08 Grid Volt. above 10-min OV threshold(301,19,Major).
    functionCode: 3
    datatype: bitfield
    length: 1
    scale: 1
    offset: 0
    unit: null
    access: READ
    endianness: null
    group: null
    notes: null
  - address: "50011"
    addressNumeric: 50011
    signal: alarm_word_0x50011
    name: Alarm word (0x50011)
    description: bit0x0A AB line voltage>upper(301,20,Major); bit0x0B BC line
      voltage>upper(301,21,Major); bit0x0C CA line voltage>upper(301,22,Major).
    functionCode: 3
    datatype: bitfield
    length: 1
    scale: 1
    offset: 0
    unit: null
    access: READ
    endianness: null
    group: null
    notes: null