Library for PZEM-004T V4.0 Energy Monitor. Compatible with Arduino UNO R3, R4, Nano, and Mega.
Supports reading voltage, current, power, energy, frequency, power factor, and alarm status from PZEM-004T-100A using Modbus RTU protocol. Compatible with Arduino UNO R3, R4 Minima, R4 WiFi, Nano, and Mega. Built-in error handling and CRC verification.
| Filename | Release Date | File Size |
|---|---|---|
| PZEM004Tv40_R4-1.1.1.zip | 2026-06-10 | 17.56 KiB |
| PZEM004Tv40_R4-1.1.0.zip | 2026-01-26 | 16.57 KiB |
| PZEM004Tv40_R4-1.0.1.zip | 2026-01-26 | 14.63 KiB |
| PZEM004Tv40_R4-1.0.0.zip | 2026-01-24 | 16.46 KiB |