9.3.5.1 Status LEDs
Function Colour LED Description
Lower board
LIFE green LED The status of the LIFE LED on the main board is freely programmable.
POWER green LED ON: Power supply OK, device is supplied with power, processor is running
OFF: Power supply interrupted or device defective
Upper board (internal SIOX)
LIFE green LED FLASHING: Active lamp, board is supplied with power, processor is running
OFF: Power supply interrupted or device defective
Relay outputs green LED1
..
LED10
ON: Relay is activated
ATTENTION: External voltage can be present at these terminals!
Digital inputs red LED1
..
LED23
ON: Digital input is activated, voltage is present!
ATTENTION: External voltage can be present at these terminals!
For future
functions
red LED ---
DANGER
Warning about dangerous electrical voltage - Danger of electric shock! The controller must be
disconnected from the power supply before opening the case. Never operate the controller without
case.
Information for the precise terminal assignment can be found in chapter Connection and terminal
assignment GLT x010 / SIOX.
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