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
5.1.6 PSR-ESD/4x1/30 up to PL e/SIL 3
Two-channel emergency stop monitoring with dropout delayed contacts (with
cross-circuit detection)
Application example – Two-channel emergency stop monitoring with controlled stop
– Cross-circuit detection
– Ground fault detection
– Manual reset (A1, S34)
– Feedback of contactor contacts K5 … K7 at S34
– Stop category 1
– Monitoring of external contactors
– Safety level of the example up to PL e (EN ISO 13849-1) and SIL 3 (EN 62061)
Figure 5-7 Two-channel emergency stop monitoring with dropout delayed contacts
PSR-ESD/4x1/30
Order No. 2981800 with screw connection
2981813 with spring-cage connection
Technical data – 24 V DC
– 2 undelayed enabling current paths, 2 delayed enabling current
paths
– Adjustable delay time (0 s … 30 s)
– Monitored manual start or autostart
– Basic insulation
– Cat. 4/PLe in accordance with EN ISO 13849-1, SILCL 3 in
accordance with EN 62061
S11 S12
S21
S22
13 23 37
14
24 38
47
48
( )
<0,1
0,5
1
3
5
10
20
30
( )
A1
A2S34
PSR-ESD/4x1/30
S35
( )
( )
K5
K
K
6
7
S2
M
(N)
(L1)
L+
S1
K5
K6
M
FU
Quick-Stop
L1 L2 L3
K6 K7
K5
Emergency
stop
Reset
(Clock)
(Clock)
Brake

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

General

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