Safety Light Curtain – C4 compact ME Series
Installation Guide
File Number: CD1011
page 23 Date: 12 April, 2017
H= Communication Fault
The H error code will be displayed if failure in communication DATA line. This is due to the
Transmitter (TX) communication cable not connected to the Receiver (RX).
Transmitter (TX) Status Indicators
Block (Beam blocked):
The Block LED is a Red indicator.
Clear (Light curtain active):
The Green Indicators help the operator to see the current operating status of the safety light
curtain. Green lights are light curtain active.
When E5 is showing on the TX display panel the system is in a Lockout
condition. The system is held in Lockout during the invert display
configuration process to prevent activation of the machine.
If the segment display shows 3/5 the light curtain segment display needs
to be inverted as above.
