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
5.2.1 PSR-ESL4/3x1/1x2/B up to PL e/SIL 3
Two-channel light grid monitoring with manual reset (ESPE type 4)
Application example – Two-channel light grid monitoring
– Cross-circuit detection via the light grid
– Manual reset (S33, S34)
– Feedback of contactor contacts K3 and K4 at S34
– Stop category 0
– Monitoring of external contactors
– Safety level of the example up to PL e (EN ISO 13849-1) and SIL 3 (EN 62061)
Figure 5-9 Two-channel light grid monitoring with manual reset
PSR-ESL4/3x1/1x2/B
Order No. 2981059 with screw connection
2981062 with spring-cage connection
Technical data – 24 V AC/DC
– 3 enabling current paths, 1 signaling current path
– Monitored manual start or autostart
– Basic insulation
– Cat. 4/PLe in accordance with EN ISO 13849-1, SILCL 3 in
accordance with EN 62061
A1 S11 S12 S22 13 23 33
A2 S33 S34 14 24 34
41
42
( )
( )
(+)
PSR-ESL4/3x1/1x2/B
K3
K4
K3
S2
M
(N)
(L1)
K4
K3
K4
M
(+)
S35
( )
L+
( )
OSSD1 OSSD2
Light grid type 4
Transm
itter
Receiver
Reset

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

General

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