manufacturer: acrel
model: acr10r
device: acr10r
category: Altro
protocol: modbus
version: v1
firmware: null
verification: IMPORTED
isDemo: false
source:
  title: acrel acr10r — modbus-database (registers.json)
  url: https://www.aggsoft.com/serial-data-logger/tutorials/modbus-data-logging/acrel-acr10r.htm
  documentRef: null
  revision: null
generatedAt: 2026-09-21T13:16:08.339Z
registers:
  - address: "1"
    addressNumeric: 1
    signal: communication_speed
    name: Communication-speed
    description: Communication-speed
    functionCode: 3
    datatype: uint16
    length: 1
    scale: 1
    offset: 0
    unit: bps
    access: READ
    endianness: null
    group: null
    notes: null
  - address: "2"
    addressNumeric: 2
    signal: communication_check_mod
    name: Communication-check-mod
    description: Communication-check-mod
    functionCode: 3
    datatype: uint16
    length: 1
    scale: 1
    offset: 0
    unit: null
    access: READ
    endianness: null
    group: null
    notes: null
  - address: "3"
    addressNumeric: 3
    signal: wiring_mode
    name: Wiring-mode
    description: Wiring-mode
    functionCode: 3
    datatype: uint16
    length: 1
    scale: 1
    offset: 0
    unit: wire
    access: READ
    endianness: null
    group: null
    notes: null
  - address: "4"
    addressNumeric: 4
    signal: secondary_side_rated_voltage_ue
    name: Secondary-side-rated-voltage-ue
    description: Secondary-side-rated-voltage-ue
    functionCode: 3
    datatype: uint16
    length: 1
    scale: 1
    offset: 0
    unit: V
    access: READ
    endianness: null
    group: null
    notes: null
  - address: "5"
    addressNumeric: 5
    signal: secondary_side_rated_current_value_ie
    name: Secondary-side-rated-current-value-ie
    description: Secondary-side-rated-current-value-ie
    functionCode: 3
    datatype: uint16
    length: 1
    scale: 1
    offset: 0
    unit: A
    access: READ
    endianness: null
    group: null
    notes: null
  - address: "6"
    addressNumeric: 6
    signal: primary_side_rated_voltage_pu
    name: Primary-side-rated-voltage-PU
    description: Primary-side-rated-voltage-PU
    functionCode: 3
    datatype: uint16
    length: 1
    scale: 1
    offset: 0
    unit: kV
    access: READ
    endianness: null
    group: null
    notes: null
  - address: "8"
    addressNumeric: 8
    signal: backlight_delay_time
    name: Backlight-delay-time
    description: Backlight-delay-time
    functionCode: 3
    datatype: uint16
    length: 1
    scale: 1
    offset: 0
    unit: null
    access: READ
    endianness: null
    group: null
    notes: null
  - address: "9"
    addressNumeric: 9
    signal: relay_1_delay_time
    name: Relay-1-delay-time
    description: Relay-1-delay-time
    functionCode: 3
    datatype: uint16
    length: 1
    scale: 1
    offset: 0
    unit: second
    access: READ
    endianness: null
    group: null
    notes: null
  - address: "14"
    addressNumeric: 14
    signal: voltage_primary_side_and
    name: Voltage-primary-side-and
    description: Voltage-primary-side-and
    functionCode: 3
    datatype: uint32
    length: 2
    scale: 1
    offset: 0
    unit: null
    access: READ
    endianness: null
    group: null
    notes: null
  - address: "16"
    addressNumeric: 16
    signal: primary_side_and_secondary_side_coefficient_of_current
    name: Primary-side-and-secondary-side-coefficient-of-current
    description: Primary-side-and-secondary-side-coefficient-of-current
    functionCode: 3
    datatype: uint32
    length: 2
    scale: 1
    offset: 0
    unit: null
    access: READ
    endianness: null
    group: null
    notes: null
  - address: "18"
    addressNumeric: 18
    signal: power_primary_and_secondary_side_coefficients
    name: Power,-primary-and-secondary-side-coefficients
    description: Power,-primary-and-secondary-side-coefficients
    functionCode: 3
    datatype: uint32
    length: 2
    scale: 1
    offset: 0
    unit: null
    access: READ
    endianness: null
    group: null
    notes: null
  - address: "53"
    addressNumeric: 53
    signal: first_channel_switching_input
    name: First-channel-switching-input
    description: First-channel-switching-input
    functionCode: 3
    datatype: uint16
    length: 1
    scale: 1
    offset: 0
    unit: null
    access: READ
    endianness: null
    group: null
    notes: null
  - address: "61"
    addressNumeric: 61
    signal: first_channel_switching_output
    name: First-channel-switching-output
    description: First-channel-switching-output
    functionCode: 3
    datatype: uint16
    length: 1
    scale: 1
    offset: 0
    unit: null
    access: READ
    endianness: null
    group: null
    notes: null
  - address: "62"
    addressNumeric: 62
    signal: second_channel_switching_output
    name: Second-channel-switching-output
    description: Second-channel-switching-output
    functionCode: 3
    datatype: uint16
    length: 1
    scale: 1
    offset: 0
    unit: null
    access: READ
    endianness: null
    group: null
    notes: null
  - address: "63"
    addressNumeric: 63
    signal: third_channel_switching_output
    name: Third-channel-switching-output
    description: Third-channel-switching-output
    functionCode: 3
    datatype: uint16
    length: 1
    scale: 1
    offset: 0
    unit: null
    access: READ
    endianness: null
    group: null
    notes: null
  - address: "64"
    addressNumeric: 64
    signal: fourth_channel_switching_output
    name: Fourth-channel-switching-output
    description: Fourth-channel-switching-output
    functionCode: 3
    datatype: uint16
    length: 1
    scale: 1
    offset: 0
    unit: null
    access: READ
    endianness: null
    group: null
    notes: null
  - address: "133"
    addressNumeric: 133
    signal: second
    name: Second
    description: Second
    functionCode: 3
    datatype: uint16
    length: 1
    scale: 1
    offset: 0
    unit: null
    access: READ
    endianness: null
    group: null
    notes: null
  - address: "242"
    addressNumeric: 242
    signal: neutral_current
    name: Neutral-current
    description: Neutral-current
    functionCode: 3
    datatype: uint16
    length: 1
    scale: 1
    offset: 0
    unit: null
    access: READ
    endianness: null
    group: null
    notes: null
  - address: "243"
    addressNumeric: 243
    signal: phase_voltage_uan
    name: Phase-voltage-uan
    description: Phase-voltage-uan
    functionCode: 3
    datatype: uint16
    length: 1
    scale: 1
    offset: 0
    unit: null
    access: READ
    endianness: null
    group: null
    notes: null
  - address: "244"
    addressNumeric: 244
    signal: phase_voltage_ubn
    name: Phase-voltage-ubn
    description: Phase-voltage-ubn
    functionCode: 3
    datatype: uint16
    length: 1
    scale: 1
    offset: 0
    unit: null
    access: READ
    endianness: null
    group: null
    notes: null
  - address: "245"
    addressNumeric: 245
    signal: phase_voltage_ucn
    name: Phase-voltage-ucn
    description: Phase-voltage-ucn
    functionCode: 3
    datatype: uint16
    length: 1
    scale: 1
    offset: 0
    unit: null
    access: READ
    endianness: null
    group: null
    notes: null
  - address: "246"
    addressNumeric: 246
    signal: line_voltage_uab
    name: Line-voltage-uab
    description: Line-voltage-uab
    functionCode: 3
    datatype: uint16
    length: 1
    scale: 1
    offset: 0
    unit: null
    access: READ
    endianness: null
    group: null
    notes: null
  - address: "247"
    addressNumeric: 247
    signal: line_voltage_ubc
    name: Line-voltage-ubc
    description: Line-voltage-ubc
    functionCode: 3
    datatype: uint16
    length: 1
    scale: 1
    offset: 0
    unit: null
    access: READ
    endianness: null
    group: null
    notes: null
  - address: "248"
    addressNumeric: 248
    signal: line_voltage_uca
    name: Line-voltage-uca
    description: Line-voltage-uca
    functionCode: 3
    datatype: uint16
    length: 1
    scale: 1
    offset: 0
    unit: null
    access: READ
    endianness: null
    group: null
    notes: null
  - address: "249"
    addressNumeric: 249
    signal: phase_current_ia
    name: Phase-current-ia
    description: Phase-current-ia
    functionCode: 3
    datatype: uint16
    length: 1
    scale: 1
    offset: 0
    unit: null
    access: READ
    endianness: null
    group: null
    notes: null
  - address: "250"
    addressNumeric: 250
    signal: phase_current_ib
    name: Phase-current-ib
    description: Phase-current-ib
    functionCode: 3
    datatype: uint16
    length: 1
    scale: 1
    offset: 0
    unit: null
    access: READ
    endianness: null
    group: null
    notes: null
  - address: "251"
    addressNumeric: 251
    signal: phase_current_ic
    name: Phase-current-ic
    description: Phase-current-ic
    functionCode: 3
    datatype: uint16
    length: 1
    scale: 1
    offset: 0
    unit: null
    access: READ
    endianness: null
    group: null
    notes: null
  - address: "252"
    addressNumeric: 252
    signal: frequency_f
    name: Frequency-F
    description: Frequency-F
    functionCode: 3
    datatype: uint16
    length: 1
    scale: 1
    offset: 0
    unit: null
    access: READ
    endianness: null
    group: null
    notes: null
  - address: "253"
    addressNumeric: 253
    signal: phase_a_active_power_pa
    name: Phase-A-active-power-pa
    description: Phase-A-active-power-pa
    functionCode: 3
    datatype: uint32
    length: 2
    scale: 1
    offset: 0
    unit: W
    access: READ
    endianness: null
    group: null
    notes: null
  - address: "255"
    addressNumeric: 255
    signal: phase_b_active_power_pb
    name: Phase-B-active-power-pb
    description: Phase-B-active-power-pb
    functionCode: 3
    datatype: uint32
    length: 2
    scale: 1
    offset: 0
    unit: W
    access: READ
    endianness: null
    group: null
    notes: null
  - address: "257"
    addressNumeric: 257
    signal: phase_c_active_power_pc
    name: Phase-C-active-power-pc
    description: Phase-C-active-power-pc
    functionCode: 3
    datatype: uint32
    length: 2
    scale: 1
    offset: 0
    unit: W
    access: READ
    endianness: null
    group: null
    notes: null
  - address: "259"
    addressNumeric: 259
    signal: total_active_power_ptotal
    name: Total.Active-power-PTotal
    description: Total.Active-power-PTotal
    functionCode: 3
    datatype: uint32
    length: 2
    scale: 1
    offset: 0
    unit: W
    access: READ
    endianness: null
    group: null
    notes: null
  - address: "261"
    addressNumeric: 261
    signal: phase_a_reactive_power_qa
    name: Phase-A-reactive-power-qa
    description: Phase-A-reactive-power-qa
    functionCode: 3
    datatype: uint32
    length: 2
    scale: 1
    offset: 0
    unit: var
    access: READ
    endianness: null
    group: null
    notes: null
  - address: "263"
    addressNumeric: 263
    signal: phase_b_reactive_power_qb
    name: Phase-B-reactive-power-qb
    description: Phase-B-reactive-power-qb
    functionCode: 3
    datatype: uint32
    length: 2
    scale: 1
    offset: 0
    unit: var
    access: READ
    endianness: null
    group: null
    notes: null
  - address: "265"
    addressNumeric: 265
    signal: phase_c_reactive_power_qc
    name: Phase-C-reactive-power-qc
    description: Phase-C-reactive-power-qc
    functionCode: 3
    datatype: uint32
    length: 2
    scale: 1
    offset: 0
    unit: var
    access: READ
    endianness: null
    group: null
    notes: null
  - address: "267"
    addressNumeric: 267
    signal: totalreactive_power_qtotal
    name: TotalReactive-power-QTotal
    description: TotalReactive-power-QTotal
    functionCode: 3
    datatype: uint32
    length: 2
    scale: 1
    offset: 0
    unit: var
    access: READ
    endianness: null
    group: null
    notes: null
  - address: "269"
    addressNumeric: 269
    signal: phase_a_apparent_powersa
    name: Phase-A-apparent-powerSa
    description: Phase-A-apparent-powerSa
    functionCode: 3
    datatype: uint32
    length: 2
    scale: 1
    offset: 0
    unit: VA
    access: READ
    endianness: null
    group: null
    notes: null
  - address: "271"
    addressNumeric: 271
    signal: phase_b_apparent_powersb
    name: Phase-B-apparent-powerSb
    description: Phase-B-apparent-powerSb
    functionCode: 3
    datatype: uint32
    length: 2
    scale: 1
    offset: 0
    unit: VA
    access: READ
    endianness: null
    group: null
    notes: null
  - address: "273"
    addressNumeric: 273
    signal: phase_c_apparent_powersc
    name: Phase-C-apparent-powerSc
    description: Phase-C-apparent-powerSc
    functionCode: 3
    datatype: uint32
    length: 2
    scale: 1
    offset: 0
    unit: VA
    access: READ
    endianness: null
    group: null
    notes: null
  - address: "275"
    addressNumeric: 275
    signal: totalapparent_power_stotal
    name: TotalApparent-power-STotal
    description: TotalApparent-power-STotal
    functionCode: 3
    datatype: uint32
    length: 2
    scale: 1
    offset: 0
    unit: VA
    access: READ
    endianness: null
    group: null
    notes: null
  - address: "277"
    addressNumeric: 277
    signal: phase_a_power_factor
    name: Phase-A-power-factor
    description: Phase-A-power-factor
    functionCode: 3
    datatype: uint16
    length: 1
    scale: 1
    offset: 0
    unit: null
    access: READ
    endianness: null
    group: null
    notes: null
  - address: "278"
    addressNumeric: 278
    signal: phase_b_power_factor
    name: Phase-B-power-factor
    description: Phase-B-power-factor
    functionCode: 3
    datatype: uint16
    length: 1
    scale: 1
    offset: 0
    unit: null
    access: READ
    endianness: null
    group: null
    notes: null
  - address: "279"
    addressNumeric: 279
    signal: phase_c_power_factor
    name: Phase-C-power-factor
    description: Phase-C-power-factor
    functionCode: 3
    datatype: uint16
    length: 1
    scale: 1
    offset: 0
    unit: null
    access: READ
    endianness: null
    group: null
    notes: null
  - address: "280"
    addressNumeric: 280
    signal: total_power_factor
    name: Total-power-factor
    description: Total-power-factor
    functionCode: 3
    datatype: uint16
    length: 1
    scale: 1
    offset: 0
    unit: null
    access: READ
    endianness: null
    group: null
    notes: null
  - address: "287"
    addressNumeric: 287
    signal: phase_a_current_k_factor
    name: Phase-A-current-K-factor
    description: Phase-A-current-K-factor
    functionCode: 3
    datatype: uint16
    length: 1
    scale: 1
    offset: 0
    unit: null
    access: READ
    endianness: null
    group: null
    notes: null
  - address: "288"
    addressNumeric: 288
    signal: phase_b_current_k_factor
    name: Phase-B-current-K-factor
    description: Phase-B-current-K-factor
    functionCode: 3
    datatype: uint16
    length: 1
    scale: 1
    offset: 0
    unit: null
    access: READ
    endianness: null
    group: null
    notes: null
  - address: "289"
    addressNumeric: 289
    signal: phase_c_current_k_factor
    name: Phase-C-current-K-factor
    description: Phase-C-current-K-factor
    functionCode: 3
    datatype: uint16
    length: 1
    scale: 1
    offset: 0
    unit: null
    access: READ
    endianness: null
    group: null
    notes: null
  - address: "299"
    addressNumeric: 299
    signal: unbalance_factor_of_voltage
    name: Unbalance-factor-of-voltage
    description: Unbalance-factor-of-voltage
    functionCode: 3
    datatype: uint16
    length: 1
    scale: 1
    offset: 0
    unit: null
    access: READ
    endianness: null
    group: null
    notes: null
  - address: "300"
    addressNumeric: 300
    signal: unbalance_factor_of_current
    name: Unbalance-factor-of-current
    description: Unbalance-factor-of-current
    functionCode: 3
    datatype: uint16
    length: 1
    scale: 1
    offset: 0
    unit: null
    access: READ
    endianness: null
    group: null
    notes: null
  - address: "301"
    addressNumeric: 301
    signal: maximum_demand
    name: Maximum-demand
    description: Maximum-demand
    functionCode: 3
    datatype: uint32
    length: 2
    scale: 1
    offset: 0
    unit: null
    access: READ
    endianness: null
    group: null
    notes: null