Single-Channel Emergency Stop Monitoring - Eaton ESR5-NO-31-UC Manual

16.5 Single-channel emergency stop monitoring

32
• Single-channel emergency stop monitoring
• Manual, monitored start
• Monitoring of external contactors (optional)
• No cross-circuit detection in the sensor circuit
• Suitable up to category 1, PL c (EN ISO 13849-1), SIL 1 (EN 62061)
Feedback from contactor K1 is not essential in order to achieve
category 1.
L
24-230V AC /DC
S1
S 11 S 10
A1
(+) ( )
ESR5-...
A2
S2
M
(N )
Figure 18: Single-channel emergency stop monitoring/manual, monitored start
Key:
S1 Emergency stop button
S2 Manual reset device
K1 Contactor
Manual ESR5-NO-31-UC 07/2017 MN049014 EN www.eaton.com
S1 2 S 13 S2 2 S 2 1
( ) ( ) ( )
(GND)
( ) ( )
S3 4 S3 5 1 4
K1
K1
13 23 33 41
K1
2 4 3 4 4 2
M