Phoenix Contact 2702924, User Manual

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Diagnostic description
102597_en_03 PHOENIX CONTACT
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The table is valid for the following safety relays:
1 PSR-ESAM4/2x1/1x2
2 PSR-ESAM4/3x1/1x2/B
3 PSR-ESA4/2x1/1x2
4 PSR-ESA4/3x1/1x2/B
Table 8-2 Diagnostic description for PSR-ESAM4/… and PSR-ESA4/… safety relays
PWR IN1/2 K1 K2
Fault Remedy Valid for
Connection/
voltage error
   
Supply voltage not present. Apply supply voltage. All
   
Supply voltage too low. Adjust supply voltage.
1
   
2
   
3, 4, 5
   
The enable circuits are connected
incorrectly or not connected at all.
Check the connection of the
enable circuits.
1
Cross-circuit
   
Between both enable circuits S11-
S12 and S21-S22.
E.g., for emergency stop.
Remove cross-circuit. All
Short circuit
   
Between contact points A1 and A2.
Remove short circuit.
All
   
Between S11 and S12.
Fault detection on next demand.
All
   
Between S21 and S22.
Fault detection on next demand.
All
Fault in
reset circuit
    Faulty reset button,
short circuit between S12 and S34.
No fault detection on initial start, only
on first new demand.
Replace reset button.
Remove short circuit.
1
   
Replace reset button.
Remove short circuit.
2
   
Faulty reset button,
short circuit between S33 and S34.
No fault detection on initial start, only
on first new demand.
Replace reset button.
Remove short circuit.
5
Fault in
reset circuit
   
Enable contact(s) of K1 faulty.
Replace safety relays. All
   
Enable contact(s) of K2 faulty.
   
Enable contact(s) of K1 and K2 faulty.