LS-THC (Torch Height Control)

Plasma Cutter Wiring (Raw and Divided) A place to share with others how to wire your specific plasma cutter to the LS-THC VIM module for Raw or Divided Voltage input. Helpful guides will be ‘stickied’ to the top of this thread for easy access. Please refer to the Langmuir Systems LS-THC User Guide for proper installation instructions.

Topic	Replies	Views	Activity
WIRING EARLY RAZORWELD CUT 45 Plasma Cutter (without Voltage Divider) LS-THC (Torch Height Control) :point_up_2::point_up_2::point_up_2::point_up_2::point_up_2::point_up_2::point_up_2::point_up_2::point_up_2: Click above for direct route to the post.	1	2957	April 14, 2020
THC Hookup Hyperthem 30 Air LS-THC (Torch Height Control) Hey Guys Just on the final steps of setting up my new pro, has anyone wired a THC into the Hyperthem 30 Air? Torch triggers was quite easy but I am confused to where I want to hook up the THC Wires. I am assuming Black…	5	1519	April 12, 2020
Hypertherm 30 xp VIM Box RAW Voltage Wiring Quick Guide Pics LS-THC (Torch Height Control) Here is a quick guide pics to connect a VIM box ( Raw Voltage ) side to a Hypertherm 30 xp.	18	4547	February 2, 2024
THC Arc Voltage Troubleshooting Guide LS-THC (Torch Height Control) Please find our comprehensive LS-THC troubleshooting guide here: https://forum.langmuirsystems.com/t/ls-thc-arc-voltage-troubleshooting-guide/8193/2	5	3998	October 29, 2020
About the LS-THC (Torch Height Control) category LS-THC (Torch Height Control)	2	1815	March 23, 2020
Cutting Voltage Lost During Cut Crossfire XR LS-THC (Torch Height Control)	11	83	August 19, 2025
Titanium 65 wiring LS-THC (Torch Height Control)	30	5889	August 11, 2025
Cut height higher than what is set LS-THC (Torch Height Control)	13	152	June 18, 2025
LS-THC Problem with head staying down LS-THC (Torch Height Control)	1	37	May 13, 2025
Macbook Pro power supply causes THC to stop working LS-THC (Torch Height Control)	1	45	April 21, 2025
IHS THC not working properly Plasma Cutter Wiring (Raw and Divided)	9	94	March 23, 2025
Titanium Plasma 65 CPC port Plasma Cutter Wiring (Raw and Divided)	8	189	January 22, 2025
Tomahawk 625 compatability Plasma Cutter Wiring (Raw and Divided)	0	23	January 22, 2025
Razorweld 45 50:1 pins Plasma Cutter Wiring (Raw and Divided)	2	39	January 16, 2025
New razorweld 45 connections on XR Plasma Cutter Wiring (Raw and Divided)	1	53	January 16, 2025
THC rises and does not come back down in the same cut LS-THC (Torch Height Control)	12	99	December 15, 2024
Lincoln Tomahawk 625 Raw Voltage Question LS-THC (Torch Height Control)	14	250	December 5, 2024
IHC cable connections (SOLVED) LS-THC (Torch Height Control)	3	81	November 25, 2024
Ls-thc hypertherm 45xp LS-THC (Torch Height Control)	5	888	November 7, 2024
0 volts at CNC port Razorweld 45 Plasma Cutter Wiring (Raw and Divided)	9	82	November 1, 2024
Z Axis bobbing up and down LS-THC (Torch Height Control)	15	621	October 15, 2024
Trying to understand THC and IHS. New User LS-THC (Torch Height Control)	8	1701	October 15, 2024
THC voltage variation LS-THC (Torch Height Control)	1	69	October 14, 2024
Harbor Freight Titanium 65 wiring LS-THC (Torch Height Control)	3	167	September 18, 2024
Issue with cutting LS-THC (Torch Height Control)	6	91	September 16, 2024
Replacing resistors in VIM box LS-THC (Torch Height Control)	12	281	August 29, 2024
THC issues with a isolated USB adaptor LS-THC (Torch Height Control)	11	89	August 18, 2024
Specifications to make a replacement Output Voltage Cable (SOLVED) LS-THC (Torch Height Control)	9	180	July 29, 2024
Crossfire to crossfire pro LS-THC (Torch Height Control)	2	94	July 10, 2024
THC resting voltage LS-THC (Torch Height Control)	3	229	May 27, 2024