Application manual for PSRclassic and PSRmultifunction, and the modular safety relay system
PHOENIX CONTACT
102597_en_03
5.6.3
PSR-URML4/3x1/1x2/B up to PL e/SIL 3
Two-channel light grid monitoring (ESPE type 4)
Application example
–
Two-channel light grid monitoring
–
Cross-circuit detection via light grid
–
Feedback of contactor contacts K3 and K4
–
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 5-28
Application example: light grid monitoring
PSR-URML4/3x1/1x2/B
Order No.
2903583 with screw connection
2903584 with spring-cage connection
Technical data
–
24 V AC/DC
–
3 enabling current paths, 1 signaling current path
–
Basic insulation
–
Cat. 4, PL e in accordance with EN ISO 13849-1, SILCL 3 in
accordance with EN 62061
L+
(L1)
M
(N)
0V
K3
K4
PSR-...-24DC/
U
RML4/3
X
1/1
X
2
S12
S22
13
23
33
41
14
24
34
42
M
K3
K4
OSSD1 OSSD2
EDM
K4
K3
(
)
(
)
Transmitter
Receiver
Light grid type 4
Summary of Contents for 2702924
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