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

Application manual for PSRclassic and PSRmultifunction, and the modular safety relay system
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PHOENIX CONTACT 102597_en_03
Function description
Start Action Result Diagnostics
1. Unlock the emergency stop
button.
The emergency stop button closes enable circuits S11,
I1, and S21, I2 of the safety relay.
The circuits are enabled via the reset button.
2. Close the safety door. The safety door circuit closes enable circuit S11, I3 and
opens enable circuit S21, I4 of the safety relay.
The circuits are enabled via the reset buttons.
3. The light grid is active, there is
no object in the protective
field.
Both OSSD signals from the light grid provide HIGH sig-
nals to enable circuits S11, I5 and S21, I6 of the safety
relay.
The circuits are enabled via the reset buttons.
4. Press the reset buttons (S3
and S4).
Contactors K5, K6 and K7, K8 are activated and the mir-
ror contacts (N/C contacts of K1, K2 and K3, K4) in the
reset circuits are opened.
Stop 1 Action Result Diagnostics
1. Press the emergency stop
button.
The safety function is triggered and contactors K5 … K8
drop out.
In the reset circuits, the mirror contacts of K5 … K8 are
closed.
Stop 2
(alterna-
tively)
Action Result Diagnostics
1. Open the safety door. The safety function is triggered and contactors K5 and
K6 drop out.
In the reset circuit, the mirror contacts of K5 and K6 are
closed.
Stop 3
(alterna-
tively)
Action Result Diagnostics
1. The light grid is interrupted,
there is an object in the pro-
tective field.
The safety function is triggered by the interruption of the
light grid and contactors K7 and K8 drop out.
In the reset circuit, the mirror contacts of K7 and K8 are
closed.
Power
Error
I1/I2
I3/I4
I5/I6
K1/K2
K3/K4
Power
Error
I1/I2
I3/I4
I5/I6
K1/K2
K3/K4
Power
Error
I1/I2
I3/I4
I5/I6
K1/K2
K3/K4
Power
Error
I1/I2
I3/I4
I5/I6
K1/K2
K3/K4
Power
Error
I1/I2
I3/I4
I5/I6
K1/K2
K3/K4
Power
Error
I1/I2
I3/I4
I5/I6
K1/K2
K3/K4
Power
Error
I1/I2
I3/I4
I5/I6
K1/K2
K3/K4
For additional diagnostic descriptions, please refer to the user documentation for the
product. It can be downloaded at:
phoenixcontact.net/products.

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

General

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