{ "manufacturer": "kohler", "model": "decision-maker-340", "device": "decision-maker-340", "category": "Altro", "protocol": "modbus", "version": "v1", "firmware": null, "verification": "IMPORTED", "isDemo": false, "source": { "title": "kohler decision-maker-340 — modbus-database (registers.json)", "url": "https://www.aggsoft.com/serial-data-logger/tutorials/modbus-data-logging/kohler-decision-maker-340.htm", "documentRef": null, "revision": null }, "generatedAt": "2026-09-21T13:14:39.796Z", "registers": [ { "address": "1", "addressNumeric": 1, "signal": "system_time", "name": "System-time", "description": "System-time", "functionCode": 3, "datatype": "uint16", "length": 1, "scale": 1, "offset": 0, "unit": null, "access": "READ", "endianness": null, "group": null, "notes": null }, { "address": "2", "addressNumeric": 2, "signal": "day_of_week", "name": "Day-of-week", "description": "Day-of-week", "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": "month", "name": "Month", "description": "Month", "functionCode": 3, "datatype": "uint16", "length": 1, "scale": 1, "offset": 0, "unit": "112", "access": "READ", "endianness": null, "group": null, "notes": null }, { "address": "4", "addressNumeric": 4, "signal": "day", "name": "Day", "description": "Day", "functionCode": 3, "datatype": "uint16", "length": 1, "scale": 1, "offset": 0, "unit": "131", "access": "READ", "endianness": null, "group": null, "notes": null }, { "address": "5", "addressNumeric": 5, "signal": "year", "name": "Year", "description": "Year", "functionCode": 3, "datatype": "uint16", "length": 1, "scale": 1, "offset": 0, "unit": null, "access": "READ", "endianness": null, "group": null, "notes": null }, { "address": "6", "addressNumeric": 6, "signal": "week_of_month", "name": "Week-of-month", "description": "Week-of-month", "functionCode": 3, "datatype": "uint16", "length": 1, "scale": 1, "offset": 0, "unit": null, "access": "READ", "endianness": null, "group": null, "notes": null }, { "address": "7", "addressNumeric": 7, "signal": "voltage_l1l2", "name": "Voltage-l1l2", "description": "Voltage-l1l2", "functionCode": 3, "datatype": "uint16", "length": 1, "scale": 1, "offset": 0, "unit": "Volts", "access": "READ", "endianness": null, "group": null, "notes": null }, { "address": "8", "addressNumeric": 8, "signal": "voltage_l2l3", "name": "Voltage-l2l3", "description": "Voltage-l2l3", "functionCode": 3, "datatype": "uint16", "length": 1, "scale": 1, "offset": 0, "unit": "Volts", "access": "READ", "endianness": null, "group": null, "notes": null }, { "address": "9", "addressNumeric": 9, "signal": "voltage_l3l1", "name": "Voltage-l3l1", "description": "Voltage-l3l1", "functionCode": 3, "datatype": "uint16", "length": 1, "scale": 1, "offset": 0, "unit": "Volts", "access": "READ", "endianness": null, "group": null, "notes": null }, { "address": "10", "addressNumeric": 10, "signal": "frequency", "name": "Frequency", "description": "Frequency", "functionCode": 3, "datatype": "uint16", "length": 1, "scale": 1, "offset": 0, "unit": "Hz", "access": "READ", "endianness": null, "group": null, "notes": null }, { "address": "11", "addressNumeric": 11, "signal": "voltage_l1l0", "name": "Voltage-l1l0", "description": "Voltage-l1l0", "functionCode": 3, "datatype": "uint16", "length": 1, "scale": 1, "offset": 0, "unit": "Volts", "access": "READ", "endianness": null, "group": null, "notes": null }, { "address": "12", "addressNumeric": 12, "signal": "voltage_l2l0", "name": "Voltage-l2l0", "description": "Voltage-l2l0", "functionCode": 3, "datatype": "uint16", "length": 1, "scale": 1, "offset": 0, "unit": "Volts", "access": "READ", "endianness": null, "group": null, "notes": null }, { "address": "13", "addressNumeric": 13, "signal": "voltage_l3l0", "name": "Voltage-l3l0", "description": "Voltage-l3l0", "functionCode": 3, "datatype": "uint16", "length": 1, "scale": 1, "offset": 0, "unit": "Volts", "access": "READ", "endianness": null, "group": null, "notes": null }, { "address": "14", "addressNumeric": 14, "signal": "alert_code", "name": "Alert-code", "description": "Alert-code", "functionCode": 3, "datatype": "uint16", "length": 1, "scale": 1, "offset": 0, "unit": "AeRGode", "access": "READ", "endianness": null, "group": null, "notes": null }, { "address": "15", "addressNumeric": 15, "signal": "engine_speed", "name": "Engine-speed", "description": "Engine-speed", "functionCode": 3, "datatype": "uint16", "length": 1, "scale": 1, "offset": 0, "unit": null, "access": "READ", "endianness": null, "group": null, "notes": null }, { "address": "16", "addressNumeric": 16, "signal": "coolant_temp", "name": "Coolant-temp", "description": "Coolant-temp", "functionCode": 3, "datatype": "uint16", "length": 1, "scale": 1, "offset": 0, "unit": null, "access": "READ", "endianness": null, "group": null, "notes": null }, { "address": "17", "addressNumeric": 17, "signal": "oil_pressure", "name": "Oil-pressure", "description": "Oil-pressure", "functionCode": 3, "datatype": "uint16", "length": 1, "scale": 1, "offset": 0, "unit": null, "access": "READ", "endianness": null, "group": null, "notes": null }, { "address": "18", "addressNumeric": 18, "signal": "battery_voltage", "name": "Battery-voltage", "description": "Battery-voltage", "functionCode": 3, "datatype": "uint16", "length": 1, "scale": 1, "offset": 0, "unit": "VDC", "access": "READ", "endianness": null, "group": null, "notes": null }, { "address": "19", "addressNumeric": 19, "signal": "l1_current", "name": "L1-current", "description": "L1-current", "functionCode": 3, "datatype": "uint16", "length": 1, "scale": 1, "offset": 0, "unit": "Amps", "access": "READ", "endianness": null, "group": null, "notes": null }, { "address": "20", "addressNumeric": 20, "signal": "l2_current", "name": "L2-current", "description": "L2-current", "functionCode": 3, "datatype": "uint16", "length": 1, "scale": 1, "offset": 0, "unit": "Amps", "access": "READ", "endianness": null, "group": null, "notes": null }, { "address": "21", "addressNumeric": 21, "signal": "l3_current", "name": "L3-current", "description": "L3-current", "functionCode": 3, "datatype": "uint16", "length": 1, "scale": 1, "offset": 0, "unit": "Amps", "access": "READ", "endianness": null, "group": null, "notes": null }, { "address": "22", "addressNumeric": 22, "signal": "power_factor", "name": "Power-factor", "description": "Power-factor", "functionCode": 3, "datatype": "uint16", "length": 1, "scale": 1, "offset": 0, "unit": "100", "access": "READ", "endianness": null, "group": null, "notes": null }, { "address": "23", "addressNumeric": 23, "signal": "total_real_power", "name": "Total-real-power", "description": "Total-real-power", "functionCode": 3, "datatype": "uint16", "length": 1, "scale": 1, "offset": 0, "unit": "kW", "access": "READ", "endianness": null, "group": null, "notes": null }, { "address": "24", "addressNumeric": 24, "signal": "percent_of_max_power", "name": "Percent-of-max.-Power", "description": "Percent-of-max.-Power", "functionCode": 3, "datatype": "uint16", "length": 1, "scale": 1, "offset": 0, "unit": "%", "access": "READ", "endianness": null, "group": null, "notes": null }, { "address": "33", "addressNumeric": 33, "signal": "status", "name": "Status", "description": "Status", "functionCode": 3, "datatype": "uint16", "length": 1, "scale": 1, "offset": 0, "unit": "01: Sw. Position (00=open; 01=auto; 10=run; 11=off)", "access": "READ", "endianness": null, "group": null, "notes": null }, { "address": "47", "addressNumeric": 47, "signal": "engine_start_time", "name": "Engine-start-time", "description": "Engine-start-time", "functionCode": 3, "datatype": "uint16", "length": 1, "scale": 1, "offset": 0, "unit": "Sec", "access": "READ", "endianness": null, "group": null, "notes": null }, { "address": "48", "addressNumeric": 48, "signal": "crank_time", "name": "Crank-time", "description": "Crank-time", "functionCode": 3, "datatype": "uint16", "length": 1, "scale": 1, "offset": 0, "unit": "Sec", "access": "READ", "endianness": null, "group": null, "notes": null }, { "address": "49", "addressNumeric": 49, "signal": "crank_pause_time", "name": "Crank-pause-time", "description": "Crank-pause-time", "functionCode": 3, "datatype": "uint16", "length": 1, "scale": 1, "offset": 0, "unit": "Sec", "access": "READ", "endianness": null, "group": null, "notes": null }, { "address": "50", "addressNumeric": 50, "signal": "num_of_crank_cycles", "name": "Num-of-crank-cycles", "description": "Num-of-crank-cycles", "functionCode": 3, "datatype": "uint16", "length": 1, "scale": 1, "offset": 0, "unit": null, "access": "READ", "endianness": null, "group": null, "notes": null }, { "address": "51", "addressNumeric": 51, "signal": "engine_cooldown_time", "name": "Engine-cooldown-time", "description": "Engine-cooldown-time", "functionCode": 3, "datatype": "uint16", "length": 1, "scale": 1, "offset": 0, "unit": "Sec", "access": "READ", "endianness": null, "group": null, "notes": null }, { "address": "52", "addressNumeric": 52, "signal": "over_voltage_time_delay", "name": "Over-voltage-time-delay", "description": "Over-voltage-time-delay", "functionCode": 3, "datatype": "uint16", "length": 1, "scale": 1, "offset": 0, "unit": "Sec", "access": "READ", "endianness": null, "group": null, "notes": null }, { "address": "53", "addressNumeric": 53, "signal": "under_voltage_time_delay", "name": "Under-voltage-time-delay", "description": "Under-voltage-time-delay", "functionCode": 3, "datatype": "uint16", "length": 1, "scale": 1, "offset": 0, "unit": "Sec", "access": "READ", "endianness": null, "group": null, "notes": null }, { "address": "54", "addressNumeric": 54, "signal": "starting_aid_time", "name": "Starting-aid-time", "description": "Starting-aid-time", "functionCode": 3, "datatype": "uint16", "length": 1, "scale": 1, "offset": 0, "unit": "Sec", "access": "READ", "endianness": null, "group": null, "notes": null }, { "address": "55", "addressNumeric": 55, "signal": "aux_1_inhibit_time", "name": "Aux-1-inhibit-time", "description": "Aux-1-inhibit-time", "functionCode": 3, "datatype": "uint16", "length": 1, "scale": 1, "offset": 0, "unit": "Sec", "access": "READ", "endianness": null, "group": null, "notes": null }, { "address": "56", "addressNumeric": 56, "signal": "aux_1_delay_time", "name": "Aux-1-delay-time", "description": "Aux-1-delay-time", "functionCode": 3, "datatype": "uint16", "length": 1, "scale": 1, "offset": 0, "unit": "Sec", "access": "READ", "endianness": null, "group": null, "notes": null }, { "address": "57", "addressNumeric": 57, "signal": "aux_2_inhibit_time", "name": "Aux-2-inhibit-time", "description": "Aux-2-inhibit-time", "functionCode": 3, "datatype": "uint16", "length": 1, "scale": 1, "offset": 0, "unit": "Sec", "access": "READ", "endianness": null, "group": null, "notes": null }, { "address": "58", "addressNumeric": 58, "signal": "aux_2_delay_time", "name": "Aux-2-delay-time", "description": "Aux-2-delay-time", "functionCode": 3, "datatype": "uint16", "length": 1, "scale": 1, "offset": 0, "unit": "Sec", "access": "READ", "endianness": null, "group": null, "notes": null }, { "address": "59", "addressNumeric": 59, "signal": "aux_3_inhibit_time", "name": "Aux-3-inhibit-time", "description": "Aux-3-inhibit-time", "functionCode": 3, "datatype": "uint16", "length": 1, "scale": 1, "offset": 0, "unit": "Sec", "access": "READ", "endianness": null, "group": null, "notes": null }, { "address": "60", "addressNumeric": 60, "signal": "aux_3_delay_time", "name": "Aux-3-delay-time", "description": "Aux-3-delay-time", "functionCode": 3, "datatype": "uint16", "length": 1, "scale": 1, "offset": 0, "unit": "Sec", "access": "READ", "endianness": null, "group": null, "notes": null }, { "address": "61", "addressNumeric": 61, "signal": "aux_4_inhibit_time", "name": "Aux-4-inhibit-time", "description": "Aux-4-inhibit-time", "functionCode": 3, "datatype": "uint16", "length": 1, "scale": 1, "offset": 0, "unit": "Sec", "access": "READ", "endianness": null, "group": null, "notes": null }, { "address": "62", "addressNumeric": 62, "signal": "aux_4_delay_time", "name": "Aux-4-delay-time", "description": "Aux-4-delay-time", "functionCode": 3, "datatype": "uint16", "length": 1, "scale": 1, "offset": 0, "unit": "Sec", "access": "READ", "endianness": null, "group": null, "notes": null }, { "address": "63", "addressNumeric": 63, "signal": "over_voltage_trip_point", "name": "Over-voltage-trip-point", "description": "Over-voltage-trip-point", "functionCode": 3, "datatype": "uint16", "length": 1, "scale": 1, "offset": 0, "unit": "%", "access": "READ", "endianness": null, "group": null, "notes": null }, { "address": "64", "addressNumeric": 64, "signal": "under_voltage_trip_point", "name": "Under-voltage-trip-point", "description": "Under-voltage-trip-point", "functionCode": 3, "datatype": "uint16", "length": 1, "scale": 1, "offset": 0, "unit": "%", "access": "READ", "endianness": null, "group": null, "notes": null }, { "address": "65", "addressNumeric": 65, "signal": "over_freq_trip_point", "name": "Over-freq-trip-point", "description": "Over-freq-trip-point", "functionCode": 3, "datatype": "uint16", "length": 1, "scale": 1, "offset": 0, "unit": "%", "access": "READ", "endianness": null, "group": null, "notes": null }, { "address": "66", "addressNumeric": 66, "signal": "under_freq_trip_point", "name": "Under-freq-trip-point", "description": "Under-freq-trip-point", "functionCode": 3, "datatype": "uint16", "length": 1, "scale": 1, "offset": 0, "unit": "%", "access": "READ", "endianness": null, "group": null, "notes": null }, { "address": "67", "addressNumeric": 67, "signal": "over_speed_trip_point", "name": "Over-speed-trip-point", "description": "Over-speed-trip-point", "functionCode": 3, "datatype": "uint16", "length": 1, "scale": 1, "offset": 0, "unit": "%", "access": "READ", "endianness": null, "group": null, "notes": null }, { "address": "68", "addressNumeric": 68, "signal": "low_battery_voltage_trip_point", "name": "Low-battery-voltage-trip-point", "description": "Low-battery-voltage-trip-point", "functionCode": 3, "datatype": "uint16", "length": 1, "scale": 1, "offset": 0, "unit": "VDC", "access": "READ", "endianness": null, "group": null, "notes": null }, { "address": "69", "addressNumeric": 69, "signal": "high_battery_voltage_trip_point", "name": "High-battery-voltage-trip-point", "description": "High-battery-voltage-trip-point", "functionCode": 3, "datatype": "uint16", "length": 1, "scale": 1, "offset": 0, "unit": "VDC", "access": "READ", "endianness": null, "group": null, "notes": null }, { "address": "70", "addressNumeric": 70, "signal": "system_voltage", "name": "System-voltage", "description": "System-voltage", "functionCode": 3, "datatype": "uint16", "length": 1, "scale": 1, "offset": 0, "unit": "Volts, 105-14600", "access": "READ", "endianness": null, "group": null, "notes": null }, { "address": "71", "addressNumeric": 71, "signal": "system_frequency", "name": "System-frequency", "description": "System-frequency", "functionCode": 3, "datatype": "uint16", "length": 1, "scale": 1, "offset": 0, "unit": "Hz, 48-62", "access": "READ", "endianness": null, "group": null, "notes": null } ] }