{ "manufacturer": "kohler", "model": "mpac-1500", "device": "mpac-1500", "category": "Altro", "protocol": "modbus", "version": "v1", "firmware": null, "verification": "IMPORTED", "isDemo": false, "source": { "title": "kohler mpac-1500 — modbus-database (registers.json)", "url": "https://www.aggsoft.com/serial-data-logger/tutorials/modbus-data-logging/kohler-mpac-1500.htm", "documentRef": null, "revision": null }, "generatedAt": "2026-09-21T14:27:49.570Z", "registers": [ { "address": "1", "addressNumeric": 1, "signal": "source_n_line_neutral_l1l0", "name": "Source-N-line-neutral-l1l0", "description": "Source-N-line-neutral-l1l0", "functionCode": 3, "datatype": "uint16", "length": 1, "scale": 1, "offset": 0, "unit": "Volts AC", "access": "READ", "endianness": null, "group": null, "notes": null }, { "address": "2", "addressNumeric": 2, "signal": "source_n_line_neutral_l2_l0", "name": "Source-N-line-neutral-L2-l0", "description": "Source-N-line-neutral-L2-l0", "functionCode": 3, 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3, "datatype": "uint16", "length": 1, "scale": 1, "offset": 0, "unit": "Volts AC", "access": "READ", "endianness": null, "group": null, "notes": null }, { "address": "9", "addressNumeric": 9, "signal": "source_n_line_voltage_l3_l1", "name": "Source-N-line-voltage-L3-L1", "description": "Source-N-line-voltage-L3-L1", "functionCode": 3, "datatype": "uint16", "length": 1, "scale": 1, "offset": 0, "unit": "Volts AC", "access": "READ", "endianness": null, "group": null, "notes": null }, { "address": "10", "addressNumeric": 10, "signal": "source_e_line_voltage_l1_l2", "name": "Source-E-line-voltage-L1-L2", "description": "Source-E-line-voltage-L1-L2", "functionCode": 3, "datatype": "uint16", "length": 1, "scale": 1, "offset": 0, "unit": "Volts AC", "access": "READ", "endianness": null, "group": null, "notes": null }, { "address": "11", "addressNumeric": 11, "signal": "source_e_line_voltage_l2l3", "name": "Source-E-line-voltage-l2l3", "description": "Source-E-line-voltage-l2l3", 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1, "scale": 1, "offset": 0, "unit": "Hz", "access": "READ", "endianness": null, "group": null, "notes": null }, { "address": "15", "addressNumeric": 15, "signal": "current_l1", "name": "Current-L1", "description": "Current-L1", "functionCode": 3, "datatype": "uint16", "length": 1, "scale": 1, "offset": 0, "unit": "Amps", "access": "READ", "endianness": null, "group": null, "notes": null }, { "address": "16", "addressNumeric": 16, "signal": "current_l2", "name": "Current-L2", "description": "Current-L2", "functionCode": 3, "datatype": "uint16", "length": 1, "scale": 1, "offset": 0, "unit": "Amps", "access": "READ", "endianness": null, "group": null, "notes": null }, { "address": "17", "addressNumeric": 17, "signal": "current_l3", "name": "Current-L3", "description": "Current-L3", "functionCode": 3, "datatype": "uint16", "length": 1, "scale": 1, "offset": 0, "unit": "Amps", "access": "READ", "endianness": null, "group": null, "notes": null }, { "address": "18", "addressNumeric": 18, 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"offset": 0, "unit": "0-32768", "access": "READ", "endianness": null, "group": null, "notes": null }, { "address": "40", "addressNumeric": 40, "signal": "synchronous_voltage_phase_angle", "name": "Synchronous-voltage-phase-angle", "description": "Synchronous-voltage-phase-angle", "functionCode": 3, "datatype": "uint16", "length": 1, "scale": 1, "offset": 0, "unit": "0-10 degrees", "access": "READ", "endianness": null, "group": null, "notes": null }, { "address": "41", "addressNumeric": 41, "signal": "synchronous_voltage_differential", "name": "Synchronous-voltage-differential", "description": "Synchronous-voltage-differential", "functionCode": 3, "datatype": "uint16", "length": 1, "scale": 1, "offset": 0, "unit": "0%-5%", "access": "READ", "endianness": null, "group": null, "notes": null }, { "address": "42", "addressNumeric": 42, "signal": "synchronous_frequency_differential", "name": "Synchronous-frequency-differential", "description": "Synchronous-frequency-differential", 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null, "notes": null }, { "address": "75", "addressNumeric": 75, "signal": "active_time_delay_remaining", "name": "Active-time-delay-remaining", "description": "Active-time-delay-remaining", "functionCode": 3, "datatype": "uint16", "length": 1, "scale": 1, "offset": 0, "unit": "Seconds", "access": "READ", "endianness": null, "group": null, "notes": null } ] }