Application manual for PSRclassic and PSRmultifunction, and the modular safety relay system
PHOENIX CONTACT
102597_en_03
7.2.1
PSR-URM4/4x1/2x2/B up to PL e/SIL 3
Two-channel emergency stop monitoring with contact extension and manual reset
(with cross-circuit detection)
Application example
–
Two-channel emergency stop monitoring with contact extension
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Cross-circuit detection
–
Ground fault detection (S11, S12 only)
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Manual reset (S33, S34)
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Feedback of contactor contacts K3 … K6 at S33 and S34
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Stop category 0
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Monitoring of external contactors
–
Safety level of the example up to PL e (EN ISO 13849-1) and SIL 3 (EN 62061)
Figure 7-5
Two-channel emergency stop monitoring with contact extension and man-
ual reset
PSR-SDC4/2x1/B and PSR-URM4/4x1/2x2/B
Order No.
2981677 with screw connection
2981680 with spring-cage connection
Technical data
–
24 V AC/DC
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4 enabling current paths, 1 signaling current path, and 1 sig-
nal contact
–
Basic insulation
–
Cat. 4/PL e in accordance with EN ISO 13849-1, SILCL 3 in
accordance with EN 62061
Содержание 2702924
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