manufacturer: rayleigh model: instruments-ri-f300-ri-f400 device: instruments-ri-f300-ri-f400 category: Altro protocol: modbus version: v1 firmware: null verification: IMPORTED isDemo: false source: title: rayleigh instruments-ri-f300-ri-f400 — modbus-database (registers.json) url: https://www.aggsoft.com/serial-data-logger/tutorials/modbus-data-logging/rayleigh-instruments-ri-f300-ri-f400.htm documentRef: null revision: null generatedAt: 2026-09-21T13:16:56.453Z registers: - address: "2" addressNumeric: 2 signal: voltage_v2n name: Voltage-v2n description: Voltage-v2n functionCode: 3 datatype: float32 length: 2 scale: 1 offset: 0 unit: null access: READ endianness: null group: null notes: null - address: "4" addressNumeric: 4 signal: voltage_v3n name: Voltage-v3n description: Voltage-v3n functionCode: 3 datatype: float32 length: 2 scale: 1 offset: 0 unit: null access: READ endianness: null group: null notes: null - address: "6" addressNumeric: 6 signal: average_voltage_ln name: Average-voltage-ln description: Average-voltage-ln functionCode: 3 datatype: float32 length: 2 scale: 1 offset: 0 unit: null access: READ endianness: null group: null notes: null - address: "8" addressNumeric: 8 signal: voltage_v12 name: Voltage-V12 description: Voltage-V12 functionCode: 3 datatype: float32 length: 2 scale: 1 offset: 0 unit: null access: READ endianness: null group: null notes: null - address: "10" addressNumeric: 10 signal: voltage_v23 name: Voltage-V23 description: Voltage-V23 functionCode: 3 datatype: float32 length: 2 scale: 1 offset: 0 unit: null access: READ endianness: null group: null notes: null - address: "12" addressNumeric: 12 signal: voltage_v31 name: Voltage-V31 description: Voltage-V31 functionCode: 3 datatype: float32 length: 2 scale: 1 offset: 0 unit: null access: READ endianness: null group: null notes: null - address: "14" addressNumeric: 14 signal: average_voltage_ll name: Average-voltage-ll description: Average-voltage-ll functionCode: 3 datatype: float32 length: 2 scale: 1 offset: 0 unit: null access: READ endianness: null group: null notes: null - address: "16" addressNumeric: 16 signal: current_i1 name: Current-I1 description: Current-I1 functionCode: 3 datatype: float32 length: 2 scale: 1 offset: 0 unit: null access: READ endianness: null group: null notes: null - address: "18" addressNumeric: 18 signal: current_i2 name: Current-I2 description: Current-I2 functionCode: 3 datatype: float32 length: 2 scale: 1 offset: 0 unit: null access: READ endianness: null group: null notes: null - address: "20" addressNumeric: 20 signal: current_i3 name: Current-I3 description: Current-I3 functionCode: 3 datatype: float32 length: 2 scale: 1 offset: 0 unit: null access: READ endianness: null group: null notes: null - address: "22" addressNumeric: 22 signal: average_current name: Average-current description: Average-current functionCode: 3 datatype: float32 length: 2 scale: 1 offset: 0 unit: null access: READ endianness: null group: null notes: null - address: "24" addressNumeric: 24 signal: kw1 name: kW1 description: kW1 functionCode: 3 datatype: float32 length: 2 scale: 1 offset: 0 unit: null access: READ endianness: null group: null notes: null - address: "26" addressNumeric: 26 signal: kw2 name: kW2 description: kW2 functionCode: 3 datatype: float32 length: 2 scale: 1 offset: 0 unit: null access: READ endianness: null group: null notes: null - address: "28" addressNumeric: 28 signal: kw3 name: kW3 description: kW3 functionCode: 3 datatype: float32 length: 2 scale: 1 offset: 0 unit: null access: READ endianness: null group: null notes: null - address: "30" addressNumeric: 30 signal: kva1 name: Kva1 description: Kva1 functionCode: 3 datatype: float32 length: 2 scale: 1 offset: 0 unit: null access: READ endianness: null group: null notes: null - address: "32" addressNumeric: 32 signal: kva2 name: Kva2 description: Kva2 functionCode: 3 datatype: float32 length: 2 scale: 1 offset: 0 unit: null access: READ endianness: null group: null notes: null - address: "34" addressNumeric: 34 signal: kva3 name: Kva3 description: Kva3 functionCode: 3 datatype: float32 length: 2 scale: 1 offset: 0 unit: null access: READ endianness: null group: null notes: null - address: "36" addressNumeric: 36 signal: kvar1 name: Kvar1 description: Kvar1 functionCode: 3 datatype: float32 length: 2 scale: 1 offset: 0 unit: null access: READ endianness: null group: null notes: null - address: "38" addressNumeric: 38 signal: kvar2 name: Kvar2 description: Kvar2 functionCode: 3 datatype: float32 length: 2 scale: 1 offset: 0 unit: null access: READ endianness: null group: null notes: null - address: "40" addressNumeric: 40 signal: kvar3 name: Kvar3 description: Kvar3 functionCode: 3 datatype: float32 length: 2 scale: 1 offset: 0 unit: null access: READ endianness: null group: null notes: null - address: "42" addressNumeric: 42 signal: total_kw name: Total-kw description: Total-kw functionCode: 3 datatype: float32 length: 2 scale: 1 offset: 0 unit: null access: READ endianness: null group: null notes: null - address: "44" addressNumeric: 44 signal: total_kva name: Total-kva description: Total-kva functionCode: 3 datatype: float32 length: 2 scale: 1 offset: 0 unit: KVA access: READ endianness: null group: null notes: null - address: "46" addressNumeric: 46 signal: total_kvar name: Total-kvar description: Total-kvar functionCode: 3 datatype: float32 length: 2 scale: 1 offset: 0 unit: KVAr access: READ endianness: null group: null notes: null - address: "48" addressNumeric: 48 signal: pf1 name: PF1 description: PF1 functionCode: 3 datatype: float32 length: 2 scale: 1 offset: 0 unit: null access: READ endianness: null group: null notes: null - address: "50" addressNumeric: 50 signal: pf2 name: PF2 description: PF2 functionCode: 3 datatype: float32 length: 2 scale: 1 offset: 0 unit: null access: READ endianness: null group: null notes: null - address: "52" addressNumeric: 52 signal: pf3 name: PF3 description: PF3 functionCode: 3 datatype: float32 length: 2 scale: 1 offset: 0 unit: null access: READ endianness: null group: null notes: null - address: "54" addressNumeric: 54 signal: average_pf name: Average-pf description: Average-pf functionCode: 3 datatype: float32 length: 2 scale: 1 offset: 0 unit: null access: READ endianness: null group: null notes: null - address: "56" addressNumeric: 56 signal: frequency name: Frequency description: Frequency functionCode: 3 datatype: float32 length: 2 scale: 1 offset: 0 unit: null access: READ endianness: null group: null notes: null - address: "58" addressNumeric: 58 signal: total_net_kwh name: Total-net-kwh description: Total-net-kwh functionCode: 3 datatype: float32 length: 2 scale: 1 offset: 0 unit: kWh access: READ endianness: null group: null notes: null - address: "60" addressNumeric: 60 signal: total_net_kvah name: Total-net-kvah description: Total-net-kvah functionCode: 3 datatype: float32 length: 2 scale: 1 offset: 0 unit: null access: READ endianness: null group: null notes: null - address: "62" addressNumeric: 62 signal: total_net_kvarh name: Total-net-kvarh description: Total-net-kvarh functionCode: 3 datatype: float32 length: 2 scale: 1 offset: 0 unit: kVArh access: READ endianness: null group: null notes: null - address: "64" addressNumeric: 64 signal: kw_max_active_power name: Kw-max-active-power description: Kw-max-active-power functionCode: 3 datatype: float32 length: 2 scale: 1 offset: 0 unit: null access: READ endianness: null group: null notes: null - address: "66" addressNumeric: 66 signal: kw_min_active_power name: Kw-min-active-power description: Kw-min-active-power functionCode: 3 datatype: float32 length: 2 scale: 1 offset: 0 unit: null access: READ endianness: null group: null notes: null - address: "68" addressNumeric: 68 signal: kvar_max_reactive_power name: Kvar-max-reactive-power description: Kvar-max-reactive-power functionCode: 3 datatype: float32 length: 2 scale: 1 offset: 0 unit: null access: READ endianness: null group: null notes: null - address: "70" addressNumeric: 70 signal: kvar_min_reactive_power name: Kvar-min-reactive-power description: Kvar-min-reactive-power functionCode: 3 datatype: float32 length: 2 scale: 1 offset: 0 unit: null access: READ endianness: null group: null notes: null - address: "72" addressNumeric: 72 signal: kva_max_apparent_power name: Kva-max-apparent-power description: Kva-max-apparent-power functionCode: 3 datatype: float32 length: 2 scale: 1 offset: 0 unit: null access: READ endianness: null group: null notes: null - address: "74" addressNumeric: 74 signal: max_i1_demand name: Max-I1-demand description: Max-I1-demand functionCode: 3 datatype: float32 length: 2 scale: 1 offset: 0 unit: null access: READ endianness: null group: null notes: null - address: "76" addressNumeric: 76 signal: max_i2_demand name: Max-I2-demand description: Max-I2-demand functionCode: 3 datatype: float32 length: 2 scale: 1 offset: 0 unit: null access: READ endianness: null group: null notes: null - address: "78" addressNumeric: 78 signal: max_i3_demand name: Max-I3-demand description: Max-I3-demand functionCode: 3 datatype: float32 length: 2 scale: 1 offset: 0 unit: null access: READ endianness: null group: null notes: null - address: "80" addressNumeric: 80 signal: max_avg_demand name: Max-avg-demand description: Max-avg-demand functionCode: 3 datatype: float32 length: 2 scale: 1 offset: 0 unit: null access: READ endianness: null group: null notes: null - address: "82" addressNumeric: 82 signal: run_hour name: Run-hour description: Run-hour functionCode: 3 datatype: float32 length: 2 scale: 1 offset: 0 unit: null access: READ endianness: null group: null notes: null - address: "84" addressNumeric: 84 signal: kwh1_imp name: Kwh1-(imp) description: Kwh1-(imp) functionCode: 3 datatype: float32 length: 2 scale: 1 offset: 0 unit: null access: READ endianness: null group: null notes: null - address: "86" addressNumeric: 86 signal: kwh2_imp name: Kwh2-(imp) description: Kwh2-(imp) functionCode: 3 datatype: float32 length: 2 scale: 1 offset: 0 unit: null access: READ endianness: null group: null notes: null - address: "88" addressNumeric: 88 signal: kwh3_imp name: Kwh3-(imp) description: Kwh3-(imp) functionCode: 3 datatype: float32 length: 2 scale: 1 offset: 0 unit: null access: READ endianness: null group: null notes: null - address: "90" addressNumeric: 90 signal: kwh1_exp name: Kwh1-(exp) description: Kwh1-(exp) functionCode: 3 datatype: float32 length: 2 scale: 1 offset: 0 unit: null access: READ endianness: null group: null notes: null - address: "92" addressNumeric: 92 signal: kwh2_exp name: Kwh2-(exp) description: Kwh2-(exp) functionCode: 3 datatype: float32 length: 2 scale: 1 offset: 0 unit: null access: READ endianness: null group: null notes: null - address: "94" addressNumeric: 94 signal: kwh3_exp name: Kwh3-(exp) description: Kwh3-(exp) functionCode: 3 datatype: float32 length: 2 scale: 1 offset: 0 unit: null access: READ endianness: null group: null notes: null - address: "96" addressNumeric: 96 signal: total_kwh_imp name: Total-kwh-(imp) description: Total-kwh-(imp) functionCode: 3 datatype: float32 length: 2 scale: 1 offset: 0 unit: kWh access: READ endianness: null group: null notes: null - address: "98" addressNumeric: 98 signal: total_kwh_exp name: Total-kwh-(exp) description: Total-kwh-(exp) functionCode: 3 datatype: float32 length: 2 scale: 1 offset: 0 unit: kWh access: READ endianness: null group: null notes: null - address: "100" addressNumeric: 100 signal: kvarh1_imp name: Kvarh1-(imp) description: Kvarh1-(imp) functionCode: 3 datatype: float32 length: 2 scale: 1 offset: 0 unit: null access: READ endianness: null group: null notes: null