Wiring – connecting to the CNC
Digital
voltmeter
(used only
during
NC4 set-up)
CNC
machine
control
PSU3
0 V
+ve
Machine
power
supply
NCi-4 connector CN2
Set-up DVM
Set-up DVM
Normally-open
Common
Normally-closed
Energise (12 V – 24 V)
SSR1 voltage-free
SSR1 voltage-free
SSR2 voltage-free
SSR2 voltage-free
M-code 1 (tool breakage)
M-code 2 (latch mode)
Screen
0 V supply
12 V to 24 V supply
1-19
Auxiliary
relay