Beckhoff EP3204, Documentation

Page: 29 / 92

Mounting and connection
EP3204 and EP3314 29 Version: 2.2
5.2.3.3 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.
Fig. 17: 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