beautypg.com

Torch lifter requirement -19, Examples of input circuits -37 – Hypertherm HSD130 HySpeed Plasma User Manual

Page 105

background image

INSTALLATION

HySpeed HSD130 RHF

Instruction Manual

3-37

Examples of input circuits

Output from

CNC/PLC

External relay

(AC or DC)

1. Relay interface

+24 VDC

HSD

Power

ground

2. Optocoupler interface

CNC/PLC

+24 VDC

HSD

Power

ground

Transistor-output
optocoupler

24VDC

CNC/PLC

+24 VDC

HSD

Power

ground

Power

ground

Active-high drive

3. Amplified-output interface

Note:

The external relay's life may be improved by adding a
metallized-polyester capacitor (0.022µF 100V or higher) in
parallel with the relay contacts.

°

t

°

t

°

t