Application manual for PSRclassic and PSRmultifunction, and the modular safety relay system
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102597_en_03
5.3.8
PSR-ESL4/3x1/1x2/B up to PL d/SIL 2
Two-channel, non-equivalent safety door monitoring with manual reset
Application example
–
Two-channel, non-equivalent safety door monitoring with two position switches
–
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 d (EN ISO 13849-1) and SIL 2 (EN 62061)
Figure 5-20
Two-channel safety door monitoring with manual reset
PSR-ESL4/3x1/1x2/B
Order No.
2981059 with screw connection
2981062 with spring-cage connection
Technical data
–
24 V DC
–
3 enabling current paths, 1 signaling current path
–
Monitored manual start or autostart
–
Basic insulation
–
Cat. 4/PLe in accordance with EN ISO 13849-1, SILCL 3 in
accordance with EN 62061
K3
K4
M
A1
23
33
13
41
A2
S33
S34
S35
24
34
14
42
( )
( )
PSR-ESL4/3x1/1x2/B
S
S
12
11
(+)
( )
(+)
M
(N)
(L1)
L+
K4
K3
K3
K4
B1
B2
13
21
14
22
open
closed
S2
S22
( )
Reset
Safety door
Содержание 2702924
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