SICK SIG200

9 Troubleshooting
The Troubleshooting table indicates measures to be taken if the sensor stops working.
Table: Fault diagnosis
Table 26: LED status indicators
LED Indication Meaning
Power green Power on
Power off
BF (Bus fault) dark PROFINET connection ok
red Device offline from PROFINET
red blinking PROFINET communication start up or
invalid configuration
SF (System fault) dark Device ok
green blinking Find Me
red blinking System fault of the device
LINK ACT 1 (Link / Activity 1) dark No network connection on port 1
green Network connection on port 1
LINK ACT 2 (Link / Activity 2) dark No network connection on port 2
green Network connection on port 2
LED Indication Meaning
DI: LED for pin 2 amber Additional DI on pin 2
off No additional DI on pin 2
C/DI/DO LED for pin 4 green Pin 4 - IO-Link communication active
green blinking Pin 4 - no IO-Link communication active
TROUBLESHOOTING 9
8017853/2019-06-06 | SICK O P E R A T I N G I N S T R U C T I O N | Sensor Integration Gateway - SIG200
95
Subject to change without notice