ИЦ406С
ИЦ406С digital panel frequency meter for monitoring AC mains frequency

Purpose and principle of operation:
- Frequency measurement and display.
Distinctive features:
- The measured value is shown on a three- or four-digit display.
- Communication with the supervisory system over RS485 using Modbus (optional).
- Powered from a DC or AC supply.
- Galvanic isolation between the supply input and the measuring input.