Phoenix Contact PSR-ESA2/4x1/1x2/B User Manual

Diagnostic description
102597_en_03 PHOENIX CONTACT 123 / 136
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.

Phoenix Contact PSR-ESA2/4x1/1x2/B Specifications

General

Brand	Phoenix Contact
Model	PSR-ESA2/4x1/1x2/B
Category	Relays
Language	English