PMC592 Multi Circuit Power Monitor

The PMC592 Multi Circuit Power Monitor is used for PDU, LVDB, and Load Center applications requiring comprehensive multi-circuit monitoring.

  • Two mains inputs and the capability to monitor up to 84 branch circuit inputs
  • Optional 7″ Touch-Screen HMI
  • Digital Outputs for Control or Alarm
  • Supporting Modbus RTU/TCP, HTTP, SMTP, as well as SNMP
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  • All Branches and Mains in Harmonics
  • Max./Min. 4-Level Alarming: HH, H, L, and LL;
  • Maximum Demands two DI, two DO, and two TEM inputs
  • Ethernet Real-Time Clock with Battery Backup, RS-422/232/485
  • User-friendly Multi-Protocol Support for Embedded Web Server Industrial Grade 7″ Color Touch Panel Components
  • Extended Temperature Range and Tropicalization



  • 1000 events time-stamped to ±1ms resolution
  • Setup changes, Power-On/Off, Alarms, Diagnostics and I/O operations

Digital Inputs

  • 2 Channels, volt free dry contact, 24VDC internally wetted
  • External status monitoring with programmable debounce
  • 1000Hz sampling
  • Tariff Switching based on DI Status for Main and GenSet accumulation

Digital Outputs

  • 2 Channels for external control and alarm – 5A@250VAC/30VDC

RTD Input

  • 2 Channels PT100 (sensor not included)

Real-Time clock

  • 6ppm battery-backed Real-Time Clock (<0.5s per day)

System Integration

  • Supported by CET’s PecStar® iEMS and iEEM

Easy integration into other Automation, Energy Management, BMS or SCADA systems via Modbus RTU/TCP and SNM


P1/HMI – DB9 Connector

  • Modbus RTU
  • Compatible with RS-232/422/485
  • 1,200 to 38,400 bps

P2 – RS-485

  • Modbus RTU
  • Optically Isolated
  • 1,200 to 38,400 bps
  • Optional connection with up to 4 external DI Modules

P3 – Ethernet

  • 10/100BaseT
  • Modbus TCP and Modbus RTU over TCP protocols
  • Firmware upgrade via Ethernet port
  • Configurable IP Port Number for Modbus TCP and HTTP