Wiring the Emergency Stop Pushbutton Switch
Connect the emergency stop pushbutton switch to the Safety Input Unit (N2).
NX-SIH400
(N2)
Si3
Si2
Si1
Si0
T1
T0
T1
T0
Wiring the Safety Light Curtain
Connect the safety light curtain to the I/O power supply and Safety Input Unit (N3).
NX-SIH400
(N3)
I/O power
supply
Brown
Brown
Brown
Brown
Blue
Blue
Black
White
White
Black
Blue
Blue
Emitter
Receiver
Emitter
Receiver
Safety light curtain
Control output 1(OSSD 1)
Control output 2(OSSD 2)
Control output 1(OSSD 1)
Control output 2(OSSD 2)
Safety light curtain
Si3
Si2
Si1
Si0
0 V
24 VDC
Wiring the Safety Door Switch
Connect the non-contact door switch to the I/O power supply and Safety Input Unit (N4).
Appendices
A-9
NJ-series Robot Integrated System Startup Guide (O049)
A-1 Designing Example of the Safety Functions for the Pick-and-
place Equipment
A
A-1-6 Installation and Wiring