Hypertherm HD4070 Rev.1 - Manual (Page 71)

INSTALLATION
HyPerformance HD4070 Instruction Manual 3-19
Notes: to CNC interface cable run list
Note 1. Motion and Transfer Outputs.
Relay Contact Closure.
Note 2. HD4070 outputs are optically coupled
transistors with maximum ratings of
24 VDC and 10 mA.
Note 3. HD4070 inputs are optically isolated 12 VDC
signals. Signals are made active by sinking
3 mA per input.
Note 4. Emergency interlock contact closure.
∗ Normally closed
+
-
Machine Interf
ace
Receptacle
Relay
Relay
+ 24 VDC
10 mA
24 V return
Output
Output
Input
External emergency interlock
Install NC
∗
switch or
jumper
HD4070 control box – enclosure
12 V Return
12 VDC
4.7 K
24 VDC maximum
10 mA maximum
Pin 37
Pin 19