Hypertherm LH2100 - Manual (Page 22)

single-channel interface box installation
The single-channel interface box provides 3 independent optically isolated outputs. Outputs can be used by the
controller to detect piercing and cutting operations.
Controller cable connector information (9 pin D-Sub)
J1 pin-outs (Output To Controller)
Output Circuit
+ Output
+ Output
MOC8050 I
f
= 2mA
Connect cables
Controller cable – 9 pin cable to controller
Sensor cable – interface box to laser head
Pin Wire
Number Color Description
1 Red Voltage in+ (9-36 VDC, 2 watts maximum)
2 Black Voltage in-
3 White Cut error +
4 Green Cut error -
5 Blue Continuous wave pierce complete +
6 Brown Continuous wave Pierce complete -
7 Orange Pulsed pierce complete +
8 Yellow Pulsed pierce complete -
9 Shield Electromagnetic protection (earth ground)
1
INSTALLATION
LH2125/LH2100 Laser Head Instruction Manual 3-7
Note: Nominal voltage drop across output (+/-) is 1.2 volts. Current must be limited by input
resistance.