Miyachi IPB-5000A, Operation Manual

Page: 63 / 119

IPB-5000A
9. Time Chart
9-9
(8) Behavior in TRANS SCAN MODE
①
OFF Setting
It is a setting of the case where Transformer Selector MA-650A is not used.
The behavior is the same as the one in (1) Fundamental Sequence .
Those settings mentioned below in
②
through
⑥
are the ones of the case
where Transformer Selector MA-650A is used.
②
ON Setting
The weld current is supplied through the transformer set at the item of
Transformer No. (
TR# ) in SCHEDULE Screen .
Supposing that SCHEDULE No. is 2 ( SCH2 ) and Transformer No. is 3 ( TR#3 ),
the time chart where the supply of weld current is started is shown as follows.
a: Transformer Changeover Time (10ms)
b: Time period for computing a monitored value
See b: Time period for computing a monitored value at
9.(1)Fundamental Sequence .
Because Transformer 3 ( TR#3 ) is set for SCHEDULE#2 ( SCH2 ), weld
current is supplied through the Transformer connected to Transformer 3 in
Transformer Selector
MA-650A .
END Output OFF
SOL2 Output
SOL1 Output
2ND STAGE
1ST STAGE OFF
OFF
OFF
OFF
Transformer No.
ON Setting in Transformer Selector
Weld
SCH2
TR#3
ａ ｂ