Eaton 118701, Руководство пользователя

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14 Application examples
ESR5-NO-41-24VAC-DC 12/19 MN049009EN www.eaton.com
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14 Application examples
14.1 Single-channel safety door monitoring
• Manual start
• Monitoring of external contactors
• Suitable up to category 1, PL c (EN ISO 13849-1), SIL 1 (EN 62061)
Figure 11:Single-channel safety door monitoring / manual start
a B1 - Mechanical safety door switch
S2 - Reset button
K3, K4 - Contactors
￫
Contactor K4 is not essential in order to achieve category 1.
ESR5-NO-41-24VAC-DC
K3
K4
M
M
(N)
S11 S12
B1
L+
(L)
13 23 33 43
34 44 14 24
K3
K4
A2 S33 S34
Reset
A1
K4
K3
52
51
22
21
S2
①