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Figure 1-3, Installation - to cutting machine & torch lifter, Thc-2 torch height control – Hypertherm THC2 Torch Height Control User Manual

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Page 1-4

THC-2 Torch Height Control

INSTALLATION - To Cutting Machine & Torch Lifter

THC-2

1TB

127

128

129

130

131

132

133

126

119

AC Lift Motor

DOWN

UP

120 VAC Hot for
AC Lift Motor

120

Common

Cutting Machine

Interface

Start*

AVC***

Machine Motion**

Notes: *

Not used for the PAC-500 system

**

Dry contacts to CNC control. Closed = Motion; Open = No Motion

*** Dry contacts to CNC control. Closed = AVC allowed; Open = No AVC

Figure 1-3 Wiring Diagram - THC-2 to Cutting Machine Interface and Lift Motor

4.

Feed the cable through one of the strain reliefs located on the THC-2 rear panel (Fig.
1-2). See Figure 1-3 for cable connections. Consult your cutting machine schematics, or
call the cutting machine manufacturer for actual connections on the cutting machine
interface.

Note:

The THC-2 normally operates AC lifter motors. See Figure 1-4 and refer to THC-2
schematic for DC lifter connections.

This completes installation of THC-2 to the cutting machine interface and torch lifter. For
installation of voltage divider and cable to: MAX100 or MAX100

D

- go to Section 1a;

MAX200 - go to Section 1b; PAC-500 - go to Section 1c.