Instruction Manual DS2 Ethernet
8. DIAGNOSTIC FUNCTIONS AND LED INTERFACE ERROR SIGNALLING
8.1. Device status visualization
The operator can verify the device functioning status using the four LEDs present the receiver unit and
the two present on the emitter unit.
The meaning of the LEDs present of the receiver unit (RX) depends on the light grid operating mode.
RECEIVING UNIT (RX)
- Presence of object inside sensitive area or units misaligned
- Short-circuit signalling on switching output
- Active ethernet connection
- Active ethernet connection
- active configuration mode
- no data frame sent (only in “Send on dig/ana output change” and
“Send on request”)
- Critical alignment of the TX and RX units or weak received signal