75 lines
2.1 KiB
YAML
75 lines
2.1 KiB
YAML
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name: sdm120
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description: Eastron SDM120 single-phase energy meter
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function_code: 4 # input registers (FC04)
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word_order: big # high register first (big-endian word order)
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byte_order: big # high byte first within each register
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blocks:
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# Registers 30001–30095 (0x0000–0x005F): voltage through max export demand
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- { start: 0x0000, count: 0x0060 }
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# Registers 30343–30346 (0x0156–0x0159): total active/reactive energy
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- { start: 0x0156, count: 0x0004 }
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metrics:
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# Core measurements — addresses from SDM120 Modbus Protocol §4 (FC04 input registers)
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# Each float32 occupies two consecutive 16-bit registers; address = Hex start in §4.
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- key: voltage
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address: 0x0000 # register 30001 — Voltage (V)
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type: float32
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unit: "V"
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device_class: voltage
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ha_component: sensor
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- key: current
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address: 0x0006 # register 30007 — Current (A)
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type: float32
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unit: "A"
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device_class: current
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ha_component: sensor
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- key: active_power
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address: 0x000C # register 30013 — Active power (W)
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type: float32
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unit: "W"
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device_class: power
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ha_component: sensor
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- key: power_factor
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address: 0x001E # register 30031 — Power factor (dimensionless)
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type: float32
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unit: ""
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device_class: power_factor
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ha_component: sensor
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- key: frequency
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address: 0x0046 # register 30071 — Frequency (Hz)
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type: float32
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unit: "Hz"
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device_class: frequency
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ha_component: sensor
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- key: import_energy
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address: 0x0048 # register 30073 — Import active energy (kWh)
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type: float32
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unit: "kWh"
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device_class: energy
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state_class: total_increasing
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ha_component: sensor
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- key: export_energy
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address: 0x004A # register 30075 — Export active energy (kWh)
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type: float32
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unit: "kWh"
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device_class: energy
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state_class: total_increasing
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ha_component: sensor
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- key: total_energy
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address: 0x0156 # register 30343 — Total active energy (kWh)
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type: float32
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unit: "kWh"
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device_class: energy
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state_class: total_increasing
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ha_component: sensor
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