Application manual for PSRclassic and PSRmultifunction, and the modular safety relay system
PHOENIX CONTACT
102597_en_03
5.6.2
PSR-URM4/4NO/2NC 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
–
Cross-circuit detection
–
Manual reset (S12, S34) at safety relay KS1
–
Feedback of contactor contacts K3 … K8 and KS2 at S34 at safety relay KS1
–
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 5-27
Application example: emergency stop monitoring with contact extension
PSR-ESAM4/3x1/1x2/B and PSR-URM4/4NO/2NC
Order No.
2702924 with screw connection
2702925 with spring-cage connection
Technical data
–
24 V AC/DC
–
4 enabling current paths, 1 signaling current path, and 1 con-
firmation current path
–
Basic insulation
–
Cat. 4, PL e in accordance with EN ISO 13849-1, SILCL 3 in
accordance with EN 62061
M
(N)
41
14
24
34
42
61
K
4
K
5
K
6
K
7
K
8
S2
S1
34
62
PSR
-...-
42
-
48
U
C/
E
S
AM
4/3
X
1/1
X
2B
PSR
-...-
42
-
230
U
C/
U
R
M
4/
...
K
3
K
4
M
K
5
K
6
M
M
K
7
K
8
M
L+
48
U
C
A
1
S11 S12 S21 S22
K
3
A
2
S34
M
(N)
K
3
K
4
A
1
51
52
13
23
33
43
A
2
14
24
44
M
(N)
K
5
K
6
K
7
K
8
13
23
33
M
(N)
(
+
)
(
)
(GND) (
)
(
)
E
mergency
stop
Reset
Summary of Contents for 2702924
Page 137: ......
