IPB-5000A
9. Time Chart
9-1
9. Time Chart
(1) Fundamental Sequence
Symbol:
SQ: Squeeze Time
RC: Resistance Pre-check Time
CP: Resistance Judgment Time (1ms) U1: Upslope 1 Time
W1: 1st Weld Time
D1: Downslope 1 Time
CO: Cool Time
U2: Upslope 2 Time
W2: 2nd Weld Time
D2: Downslope 2 Time
HO: Hold Time
a: Sum of the period set at
START SIG. TIME
and the period for preparing the
supply of weld current (0.3ms max.)
b: Time period for computing a monitored value (200ms max.)
c: Start Input is required to be open for 10ms or more (40ms or more in
COMPARATOR Screen
or
PRECHECK Screen
) after the termination of
END
Output
Signal.
d:
CAUTION Output
is switched to OFF at the coming input of Start Signal.
NG Output
CAUTION
Output
OFF
ON
d
GOOD Output
OFF
END Output
OFF
OFF
SQ
RC
CP
U1
W1
D1
CO
U2
W2
D2
HO
b
c
SOL2 Output
OFF
2ND STAGE
a
OFF
Weld Current
