AMETEK CTS
VDS 200Q10 Series
Manual for Operation
V 1.00
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3.3.1. ISO 7637
3.3.1.1. Pulse 4 voltage drop
This pulse simulates supply voltage reduction caused by energizing the starter-motor circuits of internal
combustion engines, excluding spikes associated with starting.
tf [Vb-Va1] < 5ms
Input restrictions
0.0 V <= Vb + Va1 <= 60.0V
0.0 V <= Vb + Va2 <= 60.0V)
Parameters:
Vb
0.0V
-
+60.0V
Va1
- 60.0V
-
+ 60.0V
Va2
-60.0V
-
+ 60.0V
t1
0.1s
-
99.9s
t7
5ms
-
999ms
t8
5ms
-
999ms
t9
0.1s
-
99.9s
t11
5ms
-
999ms
Va
0.0V
-
+ 60.0V
I
1A
-
(Imax)
tri
Auto / Manual
3.3.1.2. Pulse 2b
This pulse simulates transients from DC motors acting as generators after ignition is switched off.
tr, tf ( 10/90%) =1ms
50%
Input restrictions
Va1
0.0V
0.0 V
Vb + Va1
60.0V
Parameters:
Vb
0.0V
-
+60.0V
Va1
- 60.0V
-
0.0V
t1
0.1s
-
99.9s
t6
1ms
-
999ms
td
5ms
-
9999ms
int
0.1s
-
99.9s
n
1
-
30,000 / endl.
tri
Auto / Manual
I
1A
-
(Imax)