IPB-5000A
6. Discription of Display Screens
6-12
(7) PRECHECK Screen
Set the period of a weld time and a control voltage for Resistance PRECHECK in
this screen.
The function of Resistance PRECHECK is to flow lower current in Constant Voltage
Control method just before supplying the weld current and see if work pieces to be
welded are correctly positioned by the use of the measured value of current then.
(
a
)
TIME
Set a weld time. If the weld time equals to 0.0ms, no PRECHECK is done.
(
b
)
VOLT
Set a control voltage.
(
c
)
COMP CURR HIGH/LOW
HIGH:
Set the upper limit of current for PRECHECK.
LOW:
Set the lower limit of current for PRECHECK.
(
d
)
CURR (MONITOR)
Displays the monitored current at PRECHECK current supplying.
(a)
(b)
(c)
(d)
