Application manual for PSRclassic and PSRmultifunction, and the modular safety relay system
PHOENIX CONTACT
102597_en_03
7.1.1
PSR-SDC4/2x1/B up to PL e/SIL 3
Two-channel emergency stop monitoring with manual reset (with cross-circuit
detection)
Application example
–
Two-channel emergency stop monitoring
–
Cross-circuit detection
–
Ground fault detection (S11, S12 only)
–
Manual reset (S33, S34)
–
Feedback of contactor contacts K3 and K4 at S33 and 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 7-2
Two-channel emergency stop monitoring with manual reset
PSR-SDC4/2x1/B
Order No.
2981486 with screw connection
2981499 with spring-cage connection
Technical data
–
24 V AC/DC
–
2 enabling current paths, 1 semiconductor signaling current
path
–
Monitored manual start or autostart
–
Basic insulation
–
Cat. 4/PL e in accordance with EN ISO 13849-1, SILCL 3 in
accordance with EN 62061
M
(N)
(L1)
L+
S2
K4
K3
S1
K3
K4
K3
K4
M
A1
23
13
A2
S33 S34 S35
24
14
( )
( )
PSR-SDC4/2x1/B
S
S
11
10
(+)
( )
(+)
S12
( )
A1
A2
K1/K2
S33
Y1
Y30
(
)
Y1
( )
S13
( )
S22
( )
A1
A2
K1/K2
S33
Y1
(GND)
Reset
Emergency
stop
Summary of Contents for 2702924
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