User manual for the Jiangsu Sfere PA2000-3 multi‑function harmonic meter covering installation, wiring, programming and specifications.
The PA2000-3 series is a multi‑function harmonic meter that measures voltage, current, power, frequency, harmonic content (2‑31st order), imbalance, sequence components and supports four‑rate energy billing. It offers a large LCD, programmable inputs/outputs, RS‑485 Modbus‑RTU communication and various alarm and control functions.
The manual provides product overview, technical specifications, installation and wiring instructions, programming guidance, menu operation, data communication details and appendices with register tables. It is intended for professional installation and maintenance personnel. This manual is written in Chinese.
| Rated Voltage | AC100V, AC220V, AC380V |
|---|---|
| Input Voltage Range | AC 80 V ~ 270 V |
| Accuracy (Voltage/Current) | Class 0.2S (RMS) |
| Frequency Range | 45 ~ 65 Hz, accuracy 0.01 Hz |
| Power Consumption | < 0.6 VA per phase |
| Communication Interface | RS‑485, Modbus‑RTU |
| Relay Output | 250 V / 5 A (AC) |
The meter can operate with an input voltage from 80 V to 270 V AC.
It uses an RS‑485 interface with the Modbus‑RTU protocol.
It can measure voltage and current harmonics up to the 31st order.
The relay output is rated for 250 V AC at 5 A.