Hypertherm HT4100 Plasma Arc Cutting System Operating - Manual (Page 33)

OPERATION
FRONT PANEL CONTROLS AND INDICATORS (Cont.)
Switch Remote (SR) V/C Module (Fig. 3-5A)
• INITIAL HEIGHT ON/OFF Toggle Switch
Activates the IHS system when ON. When START button is pushed, the IHS system
moves the torch down to the preset starting position above the workpiece.
• AUTO HEIGHT ON/OFF Toggle Switch
When in ON position, automatically maintains torch height at preset distance from
workpiece as cut is being made.
• UP/DOWN LEDs
Indicates that torch height is being adjusted up or down. Works when Auto Height switch
is in ON position.
• START Button
Activates the IHS system (if on) and after a five-second delay, initializes the pilot arc,
followed by cutting arc transfer.
• STOP Button
Deactivates the main contactor, shutting off DC power to the torch which shuts off the
cutting arc.
• VOLTAGE Adjust Pot
Adjusts the cutting arc voltage from 100 to 200 volts. Values are chosen from the
Cut
Charts , and depend on the type of metal to cut, and metal thickness. The Torch Height
Control constantly monitors the set voltage with the actual cutting voltage and adjusts
torch up or down to maintain the set voltage.
• VOLTAGE LEDs
Displays cutting voltage.
• CURRENT Adjust Pot
Adjusts the cutting arc current from 100 amps to 400 amps. Values are chosen from the
Cut Charts and depend on the type of metal to cut, and metal thickness.
• CURRENT LEDs
Displays cutting current.
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3-6A HT4100 Instruction Manual: Operation