Amada IS-300CA - Page 124

APPENDIX C: SYSTEM TIMING
IS-300CA INVERTER POWER SUPPLY
C-2 990-418
Pulsed Mode
When the 2ND STAGE signal is input for more than the time set through DELAY START SET and then
stops, the welding sequence will proceed to completion.
A
(1,2,4,8,16
32,64,128,P)
B
C
Schedule
selection
Weldin
g
sequence
B: Monitored value
j
ud
g
ment
time
C: END si
g
nal output
time
END si
g
nal output
Valve output
(SOL1 or SOL2)
2ND STAGE
A: DELAY START SET
SQD SQZ
UU
D
D
WE1 WE2
U
D
HOCO1
CO2
WE3
Start Signal Input in Pulsed Mode
Latched Mode
 The welding sequence halts if the 2ND STAGE signal stops during squeeze time (SQZ).
 The welding sequence proceeds to completion when the 2ND STAGE signal stops during Weld
1 time (WE1) or later.
A
2ND STAGE
A: DELAY START SET
Schedule
selection
(1,2,4,8,16
32,64,128,P)
SQD
Welding sequence
SQZ
U U
D
D
WE1 WE2
U
D
HOCO1
CO2
WE3
B: Monitored value judgment
time
B
C
C: END signal output
time
END signal output
Valve output
(SOL1 or SOL2)
Start Signal Input in Latched Mode