- LCD display
- TRIP manual reset
- Low insulation LED
- Insulation monitoring of IT systems up tp 440 VAC
- TEST pushbutton
- TRIP threshold setting
- Output relay
- RS485 serial interface (Modbus RTU)
Measure, Counters, Signalization > Insulation monitoring relays > RI-R44-485 | RI-R44-V-485
![](https://www.microener.com/contenu/uploads/2019/03/Image-21.png)