3-8
OPERATION
HT4100 Instruction Manual: Operation
FRONT PANEL CONTROLS and INDICATORS (Cont.)
Timer/Counter (Fig. 3-6)
Each LCD counter is self-powered by a three-volt lithium battery.
•
STARTS LCD Counter (w/Reset)
Indicates the number of arc starts.
•
ARC TIME LCD Counter
Indicates the cumulative time that the arc is on in hours.
•
ERRORS LCD Counter (w/Reset)
Indicates the number of times that the arc cut cycle ended before the programmed
current ramp down time had elapsed. This reading provides a direct correlation to the
long-life operation of the electrode; the higher the reading, the shorter the electrode life.
Reset
Figure 3-6 Timer/Counter Front Panel Indicators
Reset
STARTS
ARC TIME
ERRORS