ABB – 2CSM170040R1021 (DMTME) – 96 × 96 mm Panel Multimeter with RS-485 Modbus

The ABB CSMR, also known as the DMTME, is a versatile  ×  mm digital panel multimeter designed for advanced power monitoring in industrial and utility environments. Featuring True RMS measurement, a bright LED display, RS‑ Modbus communication, and configurable outputs, it delivers precise analysis of electrical parameters for both single‑phase and three‑phase systems.  

Key Features:

• Model: CSMR (DMTME multimeter)

• Display: Four red LED displays—three for phase values, one for system totals  

• Electrical Measurement:

  • Voltage: – V

  • Current: via external  A CT

  • Power (active, reactive, apparent), power factor, frequency

  • True RMS accuracy, Class   

• Functions: MIN/MAX/MEAN values, automatic CT/VT ratio calibration, scan keys for phase/system view  

• Communication & Outputs (DMTME‑I‑): RS‑ Modbus‑RTU (galvanically isolated); galvanically isolated outputs configurable for pulses (kWh/kVArh) or alarms  

• Supply Voltage: – V AC or  V AC; power consumption ~ VA  

• Operating Range: – °C; IP housing; DIN EN ( mm rail)  

• Dimensions & Weight:  ×  ×  mm panel cutout; ~. kg