Hypertherm Phoenix 8.0 - Manual (Page 436)

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Command THC
The Command THC from Hypertherm is an automated Torch Height Control system that
adjusts the distance between the plasma torch and the work surface to provide improved
cut quality. After the Command TCH is set up using the password-protected parameters,
you can set up operational parameters for the Command THC on the Plasma Setups
Screen. For additional information on the use of the Command THC, refer to the
operating instructions provided with the Command THC system.
Additional soft keys:
Clear Error
The Clear Error soft key allows you to clear an error at the Command THC control box.
After the soft key is pressed, a message will be posted on the control displaying a
description of the error.