Amada MD Series, Руководство по эксплуатации

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MD Series
5. Connection
5-14
・ 2-step welding with polarity switching
(When SCHEDULE MODE is set to DOUBLE; POLARITY CHANGE to ON
on the STATUS screen)
Remarks
SQ: Squeeze time
RC: Precheck weld time
CP: Precheck judgment time (2 ms) U1: Upslope 1 time
W1: Weld 1 time
D1: Downslope 1 time
CL: Cool time U2: Upslope 2 time
W2: Weld 2 time D2: Downslope 2 time
HD: Hold time
*1: For the timing of polarity-switching select signal, refer to
3
External
input signal .
*2: For the timing of schedule select signal and start signal, refer to
3
External input signal .
(NG)
(CAUTION)
(GOOD)
(END)
CP RC SQ W1 HD W2 CL *4
*3
*6
*6
*3
*3
U1 D1 U2 D2
*3*6
*3*6
*5
CP RC SQ W1 HD W2 CL
*3
U1 D1 U2 D2
*1
*2
(SCH1,2,4,8,16)
*1
Schdule select input
Start input
Welding current
Welding current
is open)
is closed)
End output
Normal output
Fault output
Caution output
Polarity-switching select
Polarity-switching select
(2ND)
input (PO SEL)
(When PO SEL
(When PO SEL
input (PO SEL)