Phoenix Contact 2702924, User Manual

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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
A 1 S11 S12 S22 13 23 33
A 2 S33 S34 14 24 34
41
42
( )
( )
( + )
PSR -E S L 4/3x1/1x2/B
K 3
K 4
K 3
S2
M
(N)
( L 1)
K 4
K 3
K 4
M
( + )
S35
( )
L+
( )
OSSD1 OSSD2
Li ght gr i d type 4
Transm
i
tter
Rece i ver
Reset