IS-120B
4. How to Operate Screens
4-16
(
f
)
P/S RATIO
Set the turn ratio of the welding transformer
(
The ratio of the primary voltage to
the secondary voltage
)
.
Its setting range is 001.0 - 199.9.
ATTENTION
When using
<
PRIMARY RMS
>
or
<
PRIMARY LIMIT
>
, be sure to set the
turn ratio of the welding transformer properly. If incorrect value is set,
normal control can not be expected.
(8) MODE SWITCH Screen
To go to the
MODE SWITCH Screen
, press
[
MENU
]
key and
[
TROUBLE
RESET
]
key on the program unit panel simultaneously for 4 seconds.
-MODE
SWITCH
START
SIG.MODE
OFF
RE-WELD
OFF
WELD
COUNT
OFF
END
SIG.MODE
OFF
RESET
MODE
OFF
4-START
OFF
CYC
WELD
OFF
PARITY
CHECK
OFF
STEPPER
OFF
INTERRUPT
OFF
CURR. RANGE HIGH
This screen shows initial settings.
(
a
)
START SIG. MODE
Set the input method for the schedule signals to operate
IS-120B
.
ON
(
Operation by
pulse input
)
If schedule signal which is longer than
DELAY-START SET
setting is input, operation
is continued from
SQD
to
HOLD
. If an emergency
stop signal is input externally, operation stops.
OFF
(
Operation continued
while signal is input
)
If schedule signal input is interrupted during
SQZ
time, operation is interrupted. Operation cannot
be interrupted after
SQZ
time ends and operation
of
WE1
starts. Operation is continued until
HOLD
.
(
b
)
WELD COUNT
Set ON/OFF of
WELD COUNT
function
(
See
(7)(e)
)
. When it is turned on,
you can see whether or not the welding of the set number is performed each
time.
ON
WELD COUNT
function is turned on.
OFF
WELD COUNT
function is turned off.
(a)
(b)
(c)
(d)
(e)
(f)
(g)
(h)
(i)
(j)
(k)
