Commissioning; Operation; Indications; Troubleshooting - Stahl 24 V Betriebsanleitung

9

Commissioning

Explosion hazard due to incorrect installation!
Non-compliance results in severe or fatal injuries.
• Check the device for proper installation before commissioning.
• Comply with national regulations.
Before commissioning, ensure the following:
• Installation of the device according to regulations.
• Correct connection of the cables.
• No damage at the device and connection cables.
• Tight seat of the screws at the terminals.
Correct tightening torque: 0.5 ... 0.6 Nm.
10

Operation

10.1 Indications

The corresponding LEDs on the device indicate the operating state of the device
(see also the "Function and device design" section).
LED Colour Meaning
16 x LEDs yellow
16 x LEDs red
"24 V" LED green/
yellow
"M/S" LED blue
"RUN" LED green
"ERR" LED red

10.2 Troubleshooting

For troubleshooting, refer to the following troubleshooting guide:
Error
"RUN" LED is flashing
"RUN" LED is off
230244 / 947260310010
2017-02-28·BA00·III·en·00
Indication of signal state for field circuits
Short circuit or line disconnection in field circuit
green: 24 V present (18 to 32 V)
yellow: "Plant STOP" active
Maintenance required or ambient temperature too high
Operation indication
Module error indication
Cause of error
The module is in proper condition
but is not ready for cyclic data
exchange yet (there is no
parameter set available yet).
The outputs are inactive.
• No supply voltage present
at the I/O module
• I/O module defective
DANGER
Troubleshooting
• Activate the cyclic data transfer with
the master
• Check master, bus connection and
CPM
• Check the system supply
• Check the CPM or CPU & PM
• Check the BusRail
• Snap the I/O module correctly into
place on the BusRail
• Replace the I/O module
Digital Input Output Module 24 V
for Ex n Zone 2
Series 9472/35
Commissioning
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