IAI SCON-CA - Wiring for Emergency Stop Circuit (System IO)

Chapter 2 Wiring
78
2.3.2 Wiring for Emergency Stop Circuit (System I/O)
Make sure to construct the wiring of the emergency stop circuit considering the suitability to the
Safety Category of the whole system.
System I/O Connector Model Remarks
Cable Side FMC1.5/4-ST-3.5 Enclosed in standard package
Controller Side MC1.5/4-G-3.5
Pin No. Signal Name Contents Applicable cable diameter
1 S1
Emergency-stop switch
contact output
2 S2
Emergency-stop switch
contact output
3 EMG+
Power output for emergency
stop
4 EMG- Emergency-stop input
0.5mm
2
(AWG20)
• Basic Circuit Configuration [Refer to 2.1.3 [3], 2.2.3 [3]]
SCON
S1
S2
EMG+
EMG-
Emergency stop circuit
Emergency stop
circuit (Drive cutoff)
Teaching pendant
Teaching
Built-in
24V
connection
detection
[Refer to Chapter 10 for conformance to Safety Category.]