Status LEDs at the signal connections

There is a green Run LED and a red Error LED for each channel.
Correct function is indicated if the green Run LED is on and the red Error is off.

Status LEDs at the signal connections 1:
Status LEDs at the signal connections

Connection

LED

Display

Meaning

M12 socket no. 1-4

R
left

off

No data transfer to the A/D converter

green

Data transfer to A/D converter

E
right

off

Function OK

red

Error:

  • Broken wire or
  • measured value outside measuring range or
  • temperature compensation outside the valid range