HUST CNC H6D-B3 - Appendix 1: Emergent Stop Connection

HUST CNC H6D-B3 MANUAL
28
Appendix 1：Emergent Stop Connection Diagram
Fig 35 Emergent Stop Connection
PS :
1. Relay A
、
B are protective lines for starting. They prevent the controller starting
failure. Output will destroy machinery construction.
2. Relay C is servo-on relay.
3. Relay A
、
B are two outputs in PLC.
4. Relay C commonly is multi-joint. Each driver needs an unique joint. And some
drivers can’t.
5. The PLC edition of servo-on is mentioned in appendix-3.
Spark Killer
Relay B
PLC
Output
24V
Spark Killer
Relay A
PLC
Output
24V
SERVO-DRIVER
Servo-On
Si
g
nal
Spark Killer
SERVO ON Relay C
24V
+24VGND
Limit switch
(EM-Stop)
INPUT