Diagnostic description
102597_en_03
PHOENIX CONTACT
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.
Содержание 2702924
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