# Supported Modbus Devices & Monitored Parameters
This document provides a comprehensive reference of all supported devices monitored via Modbus, organised by device category. Each device entry lists the monitored parameters and their units.
---
## Table of Contents
- [Overview](#overview)
- [Meters](#meters)
- [Inverters](#inverters)
- [Battery Energy Storage Systems (BESS)](#battery-energy-storage-systems-bess)
- [BESS Rack-Level Devices](#bess-rack-level-devices)
- [PLCs & Protection Relays](#plcs--protection-relays)
- [Export Limitation Controllers](#export-limitation-controllers)
- [Weather Stations & Sensors](#weather-stations--sensors)
- [String Monitors](#string-monitors)
- [Heat Meters](#heat-meters)
---
## Overview
| Category | Number of Device Profiles |
| ----------------------------- | ------------------------- |
| Meters | 73 |
| Inverters | 35 |
| BESS (System-Level) | 7 |
| BESS (Rack-Level) | 5 |
| PLCs & Protection Relays | 28 |
| Export Limitation Controllers | 3 |
| Weather Stations & Sensors | 44 |
| String Monitors | 1 |
| Heat Meters | 1 |
| **Total** | **197** |
All devices communicate over Modbus RTU or Modbus TCP. Each device profile defines the register addresses, data types, and scaling factors needed to read parameters from the device.
---
## Meters
### ABB
#### ABB A44
Basic energy meter profile.
| Parameter | Unit |
| -------------------- | ---- |
| Active import energy | kWh |
| Active export energy | kWh |
| Active import power | kW |
#### ABB A44 (Harmonics Only)
Extended harmonic analysis profile with THD and individual harmonics (2nd–16th) across all phases.
| Parameter | Unit |
| ----------------------- | ---- |
| L1-N THD | % |
| L1-N 2nd–16th Harmonic | % |
| L2-N THD | % |
| L2-N 2nd–16th Harmonic | % |
| L3-N THD | % |
| L3-N 2nd–16th Harmonic | % |
| L1-L2 THD | % |
| L1-L2 2nd–16th Harmonic | % |
| L3-L2 THD | % |
| L3-L2 2nd–16th Harmonic | % |
| L1-L3 THD | % |
| L1-L3 2nd–16th Harmonic | % |
| L1 Current THD | % |
| L1 2nd–16th Harmonic | % |
| L2 Current THD | % |
| L2 2nd–16th Harmonic | % |
| L3 Current THD | % |
| L3 2nd–16th Harmonic | % |
| N Current THD | % |
| N 2nd–16th Harmonic | % |
*160 parameters total — THD + 15 harmonic orders across 10 measurement points.*
#### ABB M4M
Full 3-phase measurement profile.
| Parameter | Unit |
| --------------------------- | ---- |
| Active import energy | kWh |
| Active export energy | kWh |
| Voltage L1-N, L2-N, L3-N | V |
| Voltage L1-L2, L2-L3, L3-L1 | V |
| Current L1, L2, L3 | A |
| Active import power | kW |
| Reactive import power | kvar |
| Apparent import power | kVA |
| Grid Frequency | Hz |
| Power factor | — |
#### ABB Meter With Export
Same parameters as ABB M4M (16 parameters).
#### ABB Steel Meter
Minimal meter.
| Parameter | Unit |
| -------------------- | ---- |
| Active import energy | kWh |
| Active import power | kW |
#### ABB Meter Export Limit
Single parameter used for export limitation feedback.
| Parameter | Unit |
| ------------------- | ---- |
| Active import power | W |
---
### Acuvim / Accuenergy
#### Acuvim Accuenergy II
Full measurement profile.
| Parameter | Unit |
| ------------------------------ | ---- |
| Basic Parameter Mode | — |
| Active import power (Old) | kW |
| Active import energy | kWh |
| Active export energy | kWh |
| Grid Frequency | Hz |
| Voltage L1-L2, L2-L3, L3-L1 | V |
| Current L1, L2, L3, N | A |
| Active import power L1, L2, L3 | kW |
| Active import power | kW |
| Reactive import power | kW |
| Apparent import power | kW |
| Power factor | — |
#### Acuvim Accuenergy II — CT Ratio Variants
Multiple profiles exist for various CT ratios used with 11kV/110V transformers. All share the same 7 parameters:
**Variants:** 1:1, 200:1, 200:5, 400:1, 400:5, 500:1, 1000:5, 1250:1, 1500:5, 1600:5, 2500:1, 2500:5, 3200:5, Fix
| Parameter | Unit |
| --------------------------- | ---- |
| Active import energy | kWh |
| Active export energy | kWh |
| Active import power | kW |
| Grid Frequency | Hz |
| Voltage L1-L2, L2-L3, L3-L1 | V |
---
### Autometers
#### Autometers 3 Phase
| Parameter | Unit |
| --------------------------- | ---- |
| Voltage L1-N, L2-N, L3-N | V |
| Voltage L1-L2, L2-L3, L3-L1 | V |
| Grid Frequency | Hz |
| Current L1, L2, L3, N | A |
| Active import power | kW |
| Apparent import power | kVA |
| Reactive import power | kVAR |
| Power factor | — |
| Active import energy | kWh |
| Active export energy | kWh |
---
### CAMAX
#### CAMAX PowerCOM3
| Parameter | Unit |
| -------------------- | ---- |
| Active power | kW |
| Active import energy | kWh |
| Active export energy | kWh |
---
### Carlo Gavazzi
#### Carlo EM300 Base
| Parameter | Unit |
| -------------------- | ---- |
| Active import energy | kWh |
| Active export energy | kWh |
| Active import power | kW |
| Frequency | Hz |
#### Carlo EM210
Same parameters as EM300 Base (4 parameters).
---
### Cewe Prometer
| Parameter | Unit |
| -------------------------------- | ------- |
| Phase voltage L1, L2, L3 | V |
| Main voltage L1-L2, L2-L3, L3-L1 | V |
| Current L1, L2, L3 | A |
| Active import power L1, L2, L3 | kW |
| Total active import power | kW |
| Total power factor | — |
| Frequency | Hz |
| Active energy import | kWh |
| Active energy export | kWh |
| Total reactive import power | kVAR |
| Total apparent import power | kVA |
| Phase angle L1, L2, L3 | degrees |
---
### Diris (Socomec)
#### Diris A20
| Parameter | Unit |
| ------------------------------ | ---- |
| Voltage L1-L2, L2-L3, L3-L1 | V |
| Voltage L1-N, L2-N, L3-N | V |
| Grid Frequency | V |
| Current L1, L2, L3, Neutral | A |
| Active import power | kW |
| Reactive import power | kVAR |
| Apparent import power | kVA |
| Power factor | — |
| Active import power L1, L2, L3 | kW |
| Active import energy (kWH) | kWh |
| Active import energy | kWh |
*Also available: Diris A20 Atlas Copco Deeside variant (same parameters).*
#### Diris A30
| Parameter | Unit |
| ------------------------------ | ---- |
| Voltage L1-L2, L2-L3, L3-L1 | V |
| Voltage L1-N, L2-N, L3-N | V |
| Grid Frequency | Hz |
| Current L1, L2, L3, Neutral | A |
| Active import power | kW |
| Reactive import power | kVAR |
| Apparent import power | kVA |
| Power factor | — |
| Active import power L1, L2, L3 | kW |
| Active import energy | kWh |
| Active export energy | kWh |
---
### Eastron
#### Eastron Single Phase
| Parameter | Unit |
| --------------------- | ---- |
| Voltage L1-N | V |
| Current L1 | A |
| Active import power | kW |
| Grid Frequency | Hz |
| Active import energy | kWh |
| Active export energy | kWh |
| Apparent import power | kVA |
| Reactive import power | kVAR |
#### Eastron X96 / SDM630
| Parameter | Unit |
| ------------------------------ | ------- |
| Voltage L1-N, L2-N, L3-N | V |
| Voltage L1-L2, L2-L3, L3-L1 | V |
| Current L1, L2, L3, Neutral | A |
| Active import power L1, L2, L3 | kW |
| Active import power | kW |
| Power factor | — |
| Grid Frequency | Hz |
| Active import energy | kWh |
| Active export energy | kWh |
| Apparent import power | kVA |
| Reactive import power | kVAR |
| Phase angle L1, L2, L3 | degrees |
*Also available: Eastron X96/SDM630 Full variant (same parameters) and Connex variant.*
---
### FlexEdge SCADA Meters
#### FlexEdge SCADA Module Grid AC Meter / Transformer AC Meter
| Parameter | Unit |
| ----------------------- | ---- |
| Grid Frequency | Hz |
| Phase Voltage | V |
| Line Voltage | V |
| Current | A |
| Active Power | kW |
| Reactive Power | kW |
| Apparent Power | kW |
| Power Factor | — |
| Active Power L1, L2, L3 | kW |
| Power Factor L1, L2, L3 | — |
#### FlexEdge SCADA Module DC Solar CU (Total)
| Parameter | Unit |
| --------------- | ---- |
| DC Active Power | kW |
| DC Voltage | V |
| DC Current | A |
---
### FRER
#### FRER ELR (Earth Leakage Relay)
| Parameter | Unit |
| -------------------------- | ---- |
| Alarm Status | — |
| Trip Status | — |
| Leakage Ratio | % |
| Leakage RMS | A |
| Leakage DC Component | A |
| Leakage Fundamental | A |
| Fundamental Frequency | Hz |
| Leakage Harmonic Component | A |
| Harmonic Frequency | Hz |
| Total Harmonic Distortion | % |
| Electronic Only Status | — |
| IdP | A |
---
### G59 / ABB M300
#### G59 M300
| Parameter | Unit |
| --------------------------- | ---- |
| Active import power | kW |
| Reactive import power | kVAR |
| Apparent import power | kVA |
| Voltage L1-N, L2-N, L3-N | V |
| Voltage L1-L2, L2-L3, L3-L1 | V |
| Current L1, L2, L3 | A |
| Grid Frequency | Hz |
| Power factor | — |
| Active import energy | kWh |
| Active export energy | kWh |
---
### Huawei
#### Huawei SmartLogger Power Meter
| Parameter | Unit |
| ------------------------------ | ---- |
| Voltage L1, L2, L3 | V |
| Voltage L1-L2, L2-L3, L3-L1 | V |
| Current L1, L2, L3 | A |
| Active import power | kW |
| Reactive import power | kW |
| Power factor | — |
| Apparent import power | kW |
| Active import power L1, L2, L3 | kW |
| Active import energy | kW |
| Active export energy | kW |
---
### IME
#### IME CE4DMID01
| Parameter | Unit |
| -------------------- | ---- |
| Active import energy | kWh |
| Active import power | kW |
| Frequency | Hz |
#### IME Nemo Rogowski
| Parameter | Unit |
| ------------------------ | ---- |
| Active import energy | kWh |
| Active power absolute | kW |
| Active import power sign | — |
| Frequency | Hz |
| Current L1, L2, L3 | A |
#### IME Nemo Rogowski (Current Only)
| Parameter | Unit |
| ------------------ | ---- |
| Current L1, L2, L3 | A |
---
### Inepro
#### Inepro PRO380-MOD
| Parameter | Unit |
| ------------------------ | ---- |
| Voltage L1-N, L2-N, L3-N | V |
| Grid Frequency | Hz |
| Current L1, L2, L3 | A |
| Active import power | kW |
| Reactive import power | kVAR |
| Apparent import power | kVA |
| Power factor | — |
| Active import energy | kWh |
| Active export energy | kWh |
---
### Janitza
#### Janitza UMG-605
| Parameter | Unit |
| -------------------- | ---- |
| Active import energy | kWh |
| Active export energy | kWh |
#### Janitza UMG-800 Voltage Meter
| Parameter | Unit |
| --------------------------- | ---- |
| Voltage L1-N, L2-N, L3-N | V |
| Voltage L1-L2, L2-L3, L3-L1 | V |
| Grid Frequency | Hz |
| THD L1-N, L2-N, L3-N | dBV |
| THD L1-L2, L2-L3, L3-L1 | dBV |
| Voltage Unbalance | % |
#### Janitza UMG-800 CT1 / CT2 / CT3 / CT4
Per-CT measurement profile (31 parameters each):
| Parameter | Unit |
| -------------------------------------- | ---- |
| Current L1, L2, L3, N | A |
| Active Power L1, L2, L3, Total | kW |
| Apparent Power L1, L2, L3, Total | kVA |
| Reactive Power L1, L2, L3, Total | kvar |
| Power Factor L1, L2, L3 | — |
| Active Energy L1, L2, L3, Total | kWh |
| Active Import Energy L1, L2, L3, Total | kWh |
| Active Export Energy L1, L2, L3, Total | kWh |
#### Janitza UMG-800 CT1–CT4 High Rate
| Parameter | Unit |
| --------------------- | ---- |
| Current L1, L2, L3, N | A |
| Current Unbalance | % |
#### Janitza UMG-800 x4 CT
Combined profile with all 4 CTs plus shared voltage measurements (83 parameters).
---
### OB4371
| Parameter | Unit |
| ------------------------------ | ---- |
| Voltage L1-L2, L2-L3, L3-L1 | V |
| Voltage L1-N, L2-N, L3-N | V |
| Current L1, L2, L3, N | A |
| Active power L1, L2, L3, Total | kW |
| Reactive power | kvar |
| Apparent power | kVA |
| Power factor | — |
| Active import energy | kWh |
| Active export energy | kWh |
---
### Pylontech
#### Pylontech PCS SC0500A
| Parameter | Unit |
| -------------------------------------------- | ---- |
| Current | A |
| Temperature | ºC |
| SOC | % |
| Cycle Times | — |
| Pile Max. Charge Voltage | V |
| Pile Max. Charge Current | A |
| Pile Min. Discharge Voltage | V |
| Pile Max. Discharge Current | A |
| Battery Cell Max./Min. Voltage | V |
| Battery Cell Max./Min. Temperature | ºC |
| Module Max./Min. Voltage | V |
| Module Max./Min. Temperature | ºC |
| SOH | % |
| Remain capacity | Wh |
| Charge capacity | Wh |
| Discharge capacity | Wh |
| Daily accumulate charge/discharge capacity | Wh |
| History accumulate charge/discharge capacity | kWh |
| Error code 1, 2 | — |
| Number of battery modules in series | — |
| Number of cells in series in one pile | — |
| SOE | % |
| Heartbeat Signal | — |
| Insulation resistance | kΩ |
---
### Rayleigh Instruments
#### Rayleigh 3 Phase Meter / RI-F5NN
| Parameter | Unit |
| --------------------------- | ---- |
| Voltage L1-N, L2-N, L3-N | V |
| Voltage L1-L2, L2-L3, L3-L1 | V |
| Current L1, L2, L3 | A |
| Active import power | kW |
| Reactive import power | kVAR |
| Apparent import power | kVA |
| Grid Frequency | Hz |
| Power factor | — |
| Active import energy | kWh |
| Active export energy | kWh |
---
### Schneider Electric
#### Schneider IEM3000 Series
| Parameter | Unit |
| -------------------- | ---- |
| Grid Frequency | Hz |
| Active import energy | kWh |
| Active export energy | kWh |
| Active import power | kW |
| Power factor | — |
#### Schneider ION7410
| Parameter | Unit |
| --------------------------- | ---- |
| Current L1, L2, L3 | A |
| Voltage L1-L2, L2-L3, L3-L1 | V |
| Active import power | kW |
| Reactive import power | kVAR |
| Apparent import power | kVA |
| Grid Frequency | Hz |
| Power factor | — |
| Active import energy | kWh |
| Active export energy | kWh |
#### Schneider PM5100 / PM5300
| Parameter | Unit |
| --------------------------- | ---- |
| Current L1, L2, L3 | A |
| Voltage L1-L2, L2-L3, L3-L1 | V |
| Voltage L1-N, L2-N, L3-N | V |
| Active import power | kW |
| Reactive import power | kVAR |
| Apparent import power | kVA |
| Grid Frequency | Hz |
| Power factor | — |
| Active import energy | kWh |
| Active export energy | kWh |
*Also available: Reverse variant for CTs installed in reverse.*
---
### SMA
#### SMA 3 Phase Power Meter
| Parameter | Unit |
| ---------------------------------- | ---- |
| Active Power (total & per phase) | kW |
| Reactive Power (total & per phase) | kvar |
| Power factor | — |
| Voltage L1, L2, L3 | V |
| Current L1, L2, L3 | A |
| Import energy | kWh |
| Export energy | kWh |
#### SMA 3 Phase Battery Meter
| Parameter | Unit |
| -------------------- | ---- |
| Active import energy | kWh |
| Active import power | kW |
#### SMA BSS STP60/SHP75/STPS60
Combined meter/battery profile (24 parameters):
| Parameter | Unit |
| ------------------------------------- | ---- |
| Operating state | — |
| Active power | kWh |
| Reactive power | kVAr |
| Apparent power | kVA |
| Power factor | — |
| Voltage L1-L2, L2-L3, L3-L1 | V |
| Power Frequency | Hz |
| DC Voltage | V |
| DC Current | A |
| AC Grid Feed In | kWh |
| Battery SOH | % |
| Battery Temperature (Avg / Min / Max) | °C |
| Ambient Temperature | °C |
| Battery Capacity | Ah |
| Battery SOC | % |
| Available Charging/Discharging Power | kWh |
| Max Charging/Discharging Power | kW |
| AC Energy Absorbed | kWh |
#### SMA Cluster Controller as Meter
| Parameter | Unit |
| --------------------- | ---- |
| Active import energy | kWh |
| Active import power | kW |
| Reactive import power | kvar |
---
### SMARTPANEL
#### SMARTPANEL X835
| Parameter | Unit |
| -------------------- | ---- |
| Active import energy | kWh |
| Active import power | kW |
| Grid Frequency | Hz |
| Active export energy | kWh |
---
### Smart Proc
#### Smart Proc X45M
| Parameter | Unit |
| -------------------- | ---- |
| Active import energy | kWh |
| Active import power | kW |
---
### ZIEHL
#### ZIEHL UFR1002IP
| Parameter | Unit |
| ---------------------------- | ---- |
| Voltage L1-N, L2-N, L3-N | V |
| Voltage L1-L2, L2-L3, L3-L1 | V |
| Grid Frequency | Hz |
| Vector Shift L1, L2, L3 | ° |
| Average Voltage (all phases) | V |
| Rocof | Hz/s |
| Relay Status | — |
| Digital Input Status | — |
---
## Inverters
### ABB
#### ABB Trio 20 Inverter
| Parameter | Unit |
| --------------------------- | ---------- |
| Global state | — |
| Alarm state | — |
| Yield | kWh |
| Grid Voltage | V |
| Grid Current | A |
| Active Power | kW |
| Grid Frequency | Hz |
| DC1 Power, Voltage, Current | kW / V / A |
| DC2 Power, Voltage, Current | kW / V / A |
| Inverter Temperature | °C |
| Isolation Resistance | MΩ |
#### ABB Trio 50 Inverter
| Parameter | Unit |
| ----------------------------------------------- | ---------- |
| Frequency | Hz |
| Yield | kWh |
| Active power | kW |
| Active power set point | % |
| Mean grid voltage | V |
| Mean output current | A |
| Reactive power | kVAr |
| Power factor | — |
| DC1/DC2/DC3 Power, Voltage, Current | kW / V / A |
| Internal / Inverter temperature | °C |
| Global / Alarm / DC-DC / DC-AC / Derating state | — |
---
### Fimer
#### Fimer PVS-20/30/33-TL
| Parameter | Unit |
| --------------------------------- | ---------- |
| Current L1, L2, L3 | A |
| Voltage (L-L and L-N, all phases) | V |
| Active power | kW |
| Grid Frequency | Hz |
| Apparent power | kVA |
| Reactive power | kVAr |
| Power factor | % |
| Yield | kWh |
| DC Current, Voltage, Power | A / V / kW |
| Heat Sink Temperature | °C |
| Operating state / Error code | — |
---
### FlexEdge SCADA
#### FlexEdge SCADA Module Solar Optimisers
DC measurements for up to **78 solar optimisers** (234 parameters):
- DC Active Power, DC Voltage, DC Current per optimiser
#### FlexEdge SCADA Module Solar Strings
DC measurements for up to **156 solar strings** (468 parameters):
- DC Active Power, DC Voltage, DC Current per string
---
### Fronius
#### Fronius 1-Phase Inverter
| Parameter | Unit |
| --------------------------------- | ---- |
| Yield | kWh |
| Active power | kW |
| Grid Frequency | Hz |
| Voltage L1-N | V |
| Current L1 | A |
| DC1 Power | kW |
| Sunspec / Fronius operating state | Enum |
| Event flags 1, 2 | Enum |
#### Fronius 3-Phase Inverter
| Parameter | Unit |
| --------------------------------- | --------- |
| Power Factor | % |
| Active power | kW |
| Apparent / Reactive power | VA / kvar |
| Grid Frequency | Hz |
| Voltage (L-N and L-L, all phases) | V |
| Current L1, L2, L3 | A |
| Yield | kWh |
| DC1 Power | kW |
| Sunspec / Fronius operating state | Enum |
| Event flags 1, 2 | Enum |
---
### Growatt
#### Growatt 7000 UE
| Parameter | Unit |
| ------------------------------- | ---------- |
| Total Yield | kWh |
| Active Power | kW |
| Grid Frequency | Hz |
| Voltage L1, L2, L3 | V |
| Current L1, L2, L3 | A |
| PV1/PV2 Voltage, Current, Power | V / A / kW |
---
### Huawei
#### Huawei Inverter
| Parameter | Unit |
| --------------------------- | ---- |
| DC1–DC6 Voltage | V |
| DC1–DC6 Current | A |
| Active power | kW |
| Voltage L1-L2, L2-L3, L3-L1 | V |
| Power Factor | — |
| Cabinet Temperature | °C |
| Reactive power | kvar |
| Grid Frequency | Hz |
| Yield | kWh |
| Current L1, L2, L3 | A |
| Inverter On/Off Status | Enum |
| Inverter Status | Enum |
| Alarm Codes 1–11 | Enum |
#### Huawei Inverter via SmartLogger
Reduced profile with 11 parameters: Active power, Reactive power, DC Current, Input Power, Insulation Resistance, Power Factor, Status, Temperature, Fault/Warning codes.
#### Huawei SUN2000 Inverter
Comprehensive profile (52 parameters) including:
- Model ID, String/MPPT Number, Rated/Max power
- PV1–PV4 Voltage & Current
- Grid measurements, Frequency, Efficiency
- Cabinet temperature, Insulation resistance
- Device status, Fault codes, Startup/Shutdown times
- Yield (total & daily), Optimizer data
- Reactive power compensation, Active power derating
#### Huawei SUN2000-3.68KTL-L1
Extended residential inverter profile (62 parameters) including energy storage device parameters.
#### Huawei SUN2000 ESD
Extended energy storage profile (62 parameters) — same as SUN2000-3.68KTL-L1.
#### Huawei SmartLogger 3000 Inverter
Configured via SmartLogger — no direct parameters (device is read through SmartLogger aggregation).
---
### REFUstore
#### REFUstore 88K Battery Inverter
SunSpec-compliant inverter with 58 parameters:
| Parameter | Unit |
| ----------------------------------------------------- | --------- |
| AC Current (sum & per phase) | A |
| Phase Voltages (AB, BC, CA, AN, BN, CN) | V |
| AC Power | W |
| Line Frequency | Hz |
| AC Apparent / Reactive Power | VA / var |
| AC Power Factor | % |
| AC Energy | Wh |
| DC Current, Voltage, Power | A / V / W |
| Temperatures (Cabinet, Heat Sink, Transformer, Other) | °C |
| Operating State | — |
| Fault flags (Ground, Over Volt, Disconnect, etc.) | — |
---
### Schneider
#### Schneider Inverter
| Parameter | Unit |
| ---------------------------------------------------------- | -------------- |
| Yield | kWh |
| Active / Apparent / Reactive power | kW / VA / kvar |
| Grid Frequency | Hz |
| Voltage (L-N and L-L, all phases) | V |
| Current L1, L2, L3 | A |
| DC1/DC2 Voltage, Current, Power | V / A / kW |
| Temperatures (Control Board, DC Modules, Inverter Modules) | °C |
| Operational Mode State | Enum |
| Event Codes (DC-AC, DC-DC, Comm MCU) | Enum |
| Alarm Code | Enum |
---
### SMA
#### SMA 1 Phase Inverter
| Parameter | Unit |
| ------------------------------------ | -------------- |
| Yield | kWh |
| Active / Apparent / Reactive power | kW / VA / kvar |
| Grid Frequency | Hz |
| Voltage L1-N | V |
| Current L1 | A |
| DC Power, Voltage, Current | kW / V / A |
| Operating state / Recommended Action | Enum |
#### SMA 3 Phase Inverter
| Parameter | Unit |
| ------------------------------------ | ---------- |
| Operating state / Recommended Action | Enum |
| Yield | kWh |
| DC Current, Voltage, Power | A / V / kW |
| Active power | kW |
| Voltage (L-N and L-L, all phases) | V |
| Current L1, L2, L3 | A |
| Grid Frequency | Hz |
| Reactive / Apparent power | kvar / VA |
#### SMA STP60/SHP75/STPS60
17 parameters — AC/DC measurements plus operating state.
#### SMA STP 50 PKG 1.03
Extended profile (33 parameters) with 6 DC inputs and power factor.
#### SMA STP nn000TL-US-10
21 parameters with 2 DC inputs and power factor.
#### SMA STP110-60
47 parameters with 12 MPPT inputs and scale factors.
#### SMA Data Manager
System-level aggregation (29 parameters):
| Parameter | Unit |
| -------------------------------------------- | ------- |
| Operating state | Enum |
| Accumulated PV inverter power | W |
| Total energy fed in | Wh |
| Current PV feed-in active power | W |
| Reactive power (all conductors) | VAr |
| Battery SOC | % |
| Power limitation (digital input) | % |
| Active / Reactive power at PCC | W / VAr |
| Battery charge / discharge (current & total) | W / Wh |
| Per-phase power at PCC (L1, L2, L3) | W |
| Per-phase reactive power at PCC | VAr |
| System voltages at PCC (L-L and L-N) | V |
| Grid frequency at PCC | Hz |
| System current at PCC (L1, L2, L3) | A |
---
### Solax
#### Solax PV Inverter
| Parameter | Unit |
| ------------------ | ---- |
| DC Voltage 1, 2 | V |
| Device Temperature | °C |
| Frequency | Hz |
#### Solax Battery Inverter
| Parameter | Unit |
| ------------------ | ---- |
| DC Voltage 1, 2 | V |
| Device Temperature | °C |
| Charge Capacity | % |
| BMS Status | — |
| Frequency | Hz |
#### Solax Power X3 Fourth
42 parameters including full AC measurements and up to 12 DC inputs.
#### Solax X3-ULTRA Hybrid Primary
41 parameters including PV1–PV3, dual battery packs, and per-phase grid measurements.
---
### SolarEdge
#### SolarEdge Sunspec 3 Phase Inverter
SunSpec-compliant profile (33 parameters) with scale factors, DC/AC measurements, yield, and status.
#### SolarEdge Sunspec 3 Phase Inverter v2
Simplified profile (21 parameters) without scale factor registers.
---
### Solis
#### Solis 3 Phase Inverter
| Parameter | Unit |
| ------------------------- | ---------- |
| Active power | kW |
| Yield | kWh |
| Current L1, L2, L3 | A |
| Grid Frequency | Hz |
| Inverter status | — |
| Reactive / Apparent power | kVar / kVA |
| DC1–DC4 Voltage & Current | V / A |
#### Solis 3 Phase Inverter 10 MPPT
30 parameters with 10 DC inputs and export limit %.
#### Solis Inverter via EPM
58 parameters with up to 20 DC inputs, fault codes, and cabinet temperature.
#### Solis Hybrid Inverter
27 parameters including DC inputs, battery voltage/current/SOC/SOH, and grid standards.
---
### SunGrow
#### SunGrow Inverter SG225-350HX
80 parameters featuring:
- Up to 16 MPPT inputs (Voltage & Current)
- Up to 32 DC string currents
- Full AC measurements
- Export Limit %
- Work Status codes
---
## Battery Energy Storage Systems (BESS)
### FlexEdge SCADA Module
| Parameter | Unit |
| ---------------------------------- | ---------- |
| SOC | % |
| SOH | % |
| DC Voltage, Current, Power | V / A / kW |
| Max Charge / Discharge Power | kW |
| Max / Online Capacity | kWh |
| Grid Frequency | Hz |
| Phase / Line Voltage | V |
| Current | A |
| Active / Reactive / Apparent Power | kW |
| Power Factor | — |
### FlexEdge SCADA Module Battery
15 parameters: SOC, SOH, DC measurements, charge/discharge limits, cell voltage/temperature (max/avg/min), capacity.
### Huawei SmartLogger 3000 BESS
32 parameters:
| Parameter | Unit |
| ------------------------------------- | --------- |
| SOC / SOH / SOE | % |
| Chargeable / Dischargeable Capacity | kWh |
| Battery charge/discharge power | kW |
| Active/Reactive ESS power adjustment | kW / kVar |
| Max ESS charge/discharge power | kW |
| Highest stable charge/discharge power | kW |
| Working mode / Locking status | — |
| Active/Reactive power control mode | — |
| Total energy charged / discharged | kWh |
| Alarm 1–8 | — |
### SMA 3 Phase Battery Inverter
29 parameters:
| Parameter | Unit |
| ------------------------------------- | ---------- |
| Operating state | Enum |
| Yield | kWh |
| Active power | kW |
| Battery charge/discharge power | kW |
| Battery Current, Voltage, Temperature | A / V / °C |
| SOC / SOH | % |
| Battery Operating Status / Status | — |
| Charge / Discharge Rate | — |
| Total energy charged / discharged | — |
| Max charge / discharge power | kW |
| Voltage (L-N and L-L, all phases) | V |
| Current L1, L2, L3 | A |
| Grid Frequency | Hz |
| Reactive / Apparent power | kvar / VA |
### Weiheng BESS (v1)
41 parameters: SOC, SOH, capacities, BMS states/alarms/faults, charge/discharge power, ESS adjustment, system status.
### Weiheng Cluster 1 (v1)
35 parameters: SOC, SOH, capacity, voltage, current, temperature, cell-level min/max/average, cluster states/alarms/faults.
### Weiheng Virtual BESS
13 parameters: SOC, SOH, SOE, capacities, charge/discharge power, ESS power adjustment, stable charge/discharge power, total energy.
---
## BESS Rack-Level Devices
### Huawei SmartLogger LUNA2000B
Comprehensive rack-level profile (117 parameters):
- SOC, charge/discharge power, capacities
- 52 alarm registers
- Battery cabin temperature/humidity, CO concentration
- Exhaust fan speeds, LTMS status
- Cooling system temperatures
- Rack voltage/current, SOH/SOE/DOD
- Per-pack voltage, SOC, SOH (4 packs)
- AC measurements, working mode
### Weiheng AC/FF/C 1 (v1)
24 parameters covering air conditioning, firefighting, and cooler subsystems:
- Temperature, Humidity
- AC states & faults
- Firefighting states & faults
- Cooler temperatures, pressures, states & faults
### Weiheng PCS 1 (v1)
41 parameters — full per-phase AC measurements, DC voltage/current, air temperature, power factor, and PCS states/alarms/faults.
### Weiheng Cell 1 (v1)
| Parameter | Unit |
| ---------------- | ---- |
| Cell Voltage | V |
| Cell Temperature | °C |
### Weiheng EMS (v1)
Comprehensive EMS profile (193 parameters) combining:
- EMS system parameters (max power, system status, grid frequency, energy)
- Firefighting & cooler subsystem data
- Dual PCS with per-phase AC/DC measurements, states & faults
- BMS data with SOC, SOH, cluster-level cell data
- ESS power adjustment & heartbeat control
---
## PLCs & Protection Relays
### ABB PLCs
#### ABB G59 CM-UFD M33M
| Parameter | Unit |
| ------------------------ | ---- |
| Frequency | Hz |
| Trip Count | — |
| Voltage L1-N, L2-N, L3-N | V |
| Last Trip Reason | — |
#### ABB G99 CM-UFD M33M
20 parameters: Average and instantaneous voltages (L-N and L-L), Frequency, Last Trip Reason, Trip Count, Status Bits.
---
### Logo PLCs (Siemens)
#### Logo PLC Generic
8 digital outputs (Output 1–8).
#### Logo Pulse Counters
Available in 5 scaling variants: **0.01**, **0.1**, **1**, **10**, **100** per unit.
Each provides 8 parameters: 4 pulse channels × (Unit counter + 100K counter).
---
### PAD Standard PLCs
#### PAD Standard G100 ABB PLC (Including Limitation Calculation)
10 parameters: G100 status flags (8 booleans) + Export limit percent (%) + Active import power (kW).
#### PAD Standard G100 ABB PLC (Rev Relay Only)
9 parameters: G100 status flags (8 booleans) + Active import power (kW).
#### PAD Standard PVDB Logo PLC
| Parameter | Type |
| --------------------- | ---- |
| genset_not_running | bool |
| mccb_closed | bool |
| g100_ok | bool |
| g99_ok | bool |
| e_stop_not_pressed | bool |
| mccb_tripped | bool |
| fire_alarm_not_active | bool |
| not_overtemp | bool |
---
### Resol DeltaSol
#### Resol DeltaSol BX
27 parameters: 5 temperature sensors, RPS temperature/pressure, VFS temperature, relay speeds (1–4), PWM (1–2), flow rates, heat quantity, system time/date, version, operating seconds, status/unit/error.
#### Resol DeltaSol BX Plus
27 parameters: 12 temperature sensors, irradiance, 5 relay outputs, PWM A/B, flow rates, pressure sensors, system date, error/warning masks.
---
### Schneider VIP410 Relay
24 parameters:
| Parameter | Unit |
| ------------------------------------ | ---- |
| Current L1, L2, L3 | A |
| Earth Fault Current (Io) | A |
| Demand / Peak Demand Currents | A |
| Thermal Capacity Used | % |
| Last Trip data (timestamp, currents) | — |
| Control/Status Words | — |
| Logic Input/Output States | — |
---
## Export Limitation Controllers
### ABB PLC Export Limit
| Parameter | Unit |
| -------------------- | ---- |
| Export limit percent | — |
### ABB PLC Full Monitoring Export Limitation
19 parameters covering export limit calculation internals: MW registers, HMI/WT relay & inverter export limits, heart beat, excursion counts, voltage limits, optimal/max/critical export watts, generation, and reset timing.
### Export Limitation & Site Active Power PLC
| Parameter | Unit |
| -------------------- | ---- |
| Export limit percent | — |
| Import/Export Power | kW |
---
## Weather Stations & Sensors
### ABB
#### ABB VSN800 Weather Station
| Parameter | Unit |
| ------------------------- | ------- |
| Horizontal Irradiance | W/m² |
| Wind Direction | degrees |
| Wind Speed | m/s |
| Back of Panel Temperature | °C |
| Ambient Temperature | °C |
---
### ADAM (Advantech)
#### ADAM 1 Ambient 2 Module
| Parameter | Unit |
| --------------------------- | ---- |
| Ambient Temperature | °C |
| Back of Panel Temperature E | °C |
| Back of Panel Temperature W | °C |
#### ADAM EDI4
Same 3 parameters as ADAM 1 ambient 2 module.
#### ADAM PT100 on 5 6 7 / PT200 on 0 1 2
| Parameter | Unit |
| ------------------- | ---- |
| Temperature 1, 2, 3 | °C |
---
### Ingenieurbüro
Multiple configuration variants available:
| Variant | Parameters |
| ------------------------- | ------------------------------------------------------------ |
| POA | POA Irradiance, Wind Speed, Ambient Temp, Back of Panel Temp |
| Horiz ambient | Horizontal Irradiance, Ambient Temp |
| Horiz ambient anemometer | Horizontal Irradiance, Wind Speed, Ambient Temp |
| POA (irradiance only) | POA Irradiance |
| POA ambient | POA Irradiance, Ambient Temp |
| POA ambient anemometer | POA Irradiance, Wind Speed, Ambient Temp |
| POA anemometer | POA Irradiance, Wind Speed |
| POA back panel | POA Irradiance, Back of Panel Temp |
| POA back panel anemometer | POA Irradiance, Wind Speed, Back of Panel Temp |
| Irradiance Cell Temp | Back of Panel Temperature |
---
### Kipp & Zonen
| Variant | Parameters | Unit |
| ------------------------ | ------------------------------------ | --------- |
| Ambient | Ambient Temperature | °C |
| Pyranometer (Horizontal) | Horizontal Irradiance | W/m² |
| Pyranometer POA | POA Irradiance | W/m² |
| Pyranometer E | Pyranometer East Aspect | W/m² |
| Pyranometer W | Pyranometer West Aspect | W/m² |
| RT1 Pyro + Panel Temp | POA Irradiance + Ambient Temperature | W/m² / °C |
---
### Maximet
#### Maximet GMX600
| Parameter | Unit |
| ------------------------ | ------- |
| Wind Speed | m/s |
| Corrected Wind Direction | degrees |
| Pressure | — |
| Relative Humidity | — |
| Ambient Temperature | °C |
| Dewpoint | — |
| Total Precipitation | — |
| Precipitation Intensity | — |
---
### Novus
| Variant | Parameters |
| --------------------------- | ------------------------------------------------------------------ |
| Ambient 1 / Ambient 2 | Ambient Temperature (°C) |
| Ambient Panel | Ambient Temperature + Back of Panel Temperature (°C) |
| Irradiance 1 / Irradiance 2 | POA Irradiance (W/m²) |
| Module 1 / Module 2 | Back of Panel Temperature (°C) |
| Windspeed 1 / Windspeed 2 | Wind speed (°C — *note: unit configured as temperature in source*) |
---
### PAD WP2S Weather Station
| Parameter | Unit |
| ------------------------- | ------- |
| POA Irradiance | W/m² |
| Wind Speed | m/s |
| Corrected Wind Direction | degrees |
| Relative Humidity | % |
| Ambient Temperature | °C |
| Back of Panel Temperature | °C |
| Dewpoint | °C |
---
### Seven Sensors
#### 3S-IS-3 (Full)
| Parameter | Unit |
| ----------------------- | ------- |
| Irradiance | W/m² |
| Temperature | °C |
| Compensated Irradiance | °C |
| Module Temperature 1, 2 | °C |
| Ambient Temperature | °C |
| Humidity | % |
| Wind Direction | degrees |
| Wind Speed | m/s |
#### 3S-IS (Old)
6 parameters: Irradiance, Module Temp, Ambient Temp, Humidity, Wind Direction, Wind Speed.
#### 3S-IS Irradiance & Temp
2 parameters: Irradiance (W/m²), Module Temperature (°C).
#### 3S-IS Irradiance Only
1 parameter: Irradiance (W/m²).
#### 3S-Albedo
| Parameter | Unit |
| --------------------------------------- | ---- |
| Irradiance 1, 2 | W/m² |
| Temperature Compensated Irradiance 1, 2 | °C |
| Internal Temperature 1, 2 | °C |
| Albedo | — |
#### 3S-SMS-MB (Soiling)
| Parameter | Unit |
| --------------------------------------- | ---- |
| Irradiance 1, 2 | W/m² |
| Temperature Compensated Irradiance 1, 2 | °C |
| Internal Temperature 1, 2 | °C |
| Instant Soiling Level | — |
| Daily Average Soiling Level | — |
| Instant/Daily Average Soiling Level % | % |
| Soiling Rate | % |
---
### SHT20 Temp & Humidity Sensor
| Parameter | Unit |
| ------------------- | ---- |
| Ambient Temperature | °C |
| Humidity | % |
### THT2 I Temp & Humidity Sensor
| Parameter | Unit |
| ------------------- | ---- |
| Ambient Temperature | °C |
| Humidity | % |
| Dew Point | °C |
### TQS4 Temp Sensor
| Parameter | Unit |
| ------------------- | ---- |
| Ambient Temperature | °C |
---
### SMA SI4.4M Weather
| Parameter | Unit |
| --------------------- | ---- |
| Horizontal Irradiance | W/m² |
---
### SMA Data Logger (Config)
43 parameters containing serial numbers and device IDs for up to 37 connected devices.
---
### RUT2XX (Router/Modem)
| Parameter | Unit |
| --------- | ---- |
| RSSI | dBm |
---
## String Monitors
### Gantner String Bloxx 116-E
| Parameter | Unit |
| ---------------- | ---- |
| dio1, dio2 | — |
| DC Current 1–16 | A |
| DC Current Total | A |
| DC Voltage | V |
| DC Power | kW |
| Temperature | °C |
---
## Heat Meters
### Sontex Heat Meter
| Parameter | Unit |
| ------------------------ | ---- |
| Energy totalizer heating | — |
| Flow | m³/h |
| High temperature | °C |
| Low temperature | °C |
---
*This document was auto-generated from the Modbus map definitions. For register-level details (addresses, data types, scaling factors, endianness), refer to the individual JSON map files.*
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This article was last modified: 8 Apr 2026, 5:33 p.m.