Application manual for PSRclassic and PSRmultifunction, and the modular safety relay system
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102597_en_03
5.4.2
PSR-ESAM4/3x1/1x2/B up to PL e/SIL 3
Two-stage enable switch monitoring with manual reset (with cross-circuit
detection)
Application example
–
Two-stage enable switch monitoring
–
Cross-circuit detection
–
Ground fault detection (S11, S12 only)
–
Manual reset (S12, 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 5-22
Two-stage enable switch monitoring with manual reset
PSR-ESAM4/3x1/1x2/B
Order No.
2900509 with screw connection
2900510 with spring-cage connection
Technical data
–
24 V AC/DC
–
3 enabling current paths, 1 signaling current path
–
Manual start or autostart
–
Basic insulation
–
Cat. 4, PL e in accordance with EN ISO 13849-1, SILCL 3
in accordance with EN 62061
K3
K4
M
M
(N)
(L1)
L+
K4
K3
E2
24
23
1
2
B1
2
1
2
K3
K4
E1
14
13
A1
23
33
13
41
A2
S34
S35
24
34
14
42
( )
( )
PSR-ESAM4/3x1/1x2/B
S
S
12
11
S21
S22
(+)
( )
( )
(GND)
Q
0
Q
1
Q
2
PLC / SPS
I0
I1
S1
enable switch
Start
Содержание 2702924
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