Two-Channel Safety Door Monitoring - Eaton ESR5-NO-21-24VAC-DC Manual

7 Application examples

7.2 Two-channel safety door monitoring

12
• Automatic start
• Cross circuiting detection
• Monitoring of external contactors
• Suitable up to category 4, PL e (EN ISO 13849-1), SILCL 3 (EN 62061)
L+
(L1)
Safety door
open
B1
closed
A1 S11 S12
(+)
ESR5-NO-21-24VAC-DC
A2
M
(N )
Figure 5: Two-channel safety door monitoring
ESR5-NO-21-24VAC-DC 12/19 MN049007EN www.eaton.com
21
22
13
B2
14
S21 S22 13 23 31
( ) (GND) ( )
( + ) ( )
14 24 32
S33 S34
K3
K3
K4
K4
K3
K4
M