Tracking series voltage verification – GW Instek SPD-3606 User Manual
Page 23

PERFORMANCE
VERIFICATION
45
Tracking Series Voltage Verification
Check item
•
Minimum output Voltage accuracy
•
Maximum output Voltage accuracy
Connection
Digital Multimeter
SPD-3606
V
A
Verification step
1. Set the SPD panel according to the Default setting
list, page41, except for the tracking switch (see 
below). 
2. Set the tracking switch position
to Series, + .
TRAC
KING
INDE
P.
SERI
ES
PARA
LLEL
3. Connect SPD Channel 1 and
Digital Multimeter Voltage 
terminal. 
CH1
0 60V , 3A
0 30V , 6A
4. Power up SPD and Digital Multimeter.
SPD-3606 User Manual
46
5. Turn up the SPD Current
knob, both Channel1 and 
Channel2, to the maximum. 
CURRENT
6. Turn On the SPD output.
OUTPUT
ON / OFF
OUTPUT
ON / OFF
7. Turn up the SPD Channel1
Voltage knob until the 
Multimeter reading shows 
1.000V. 
VOLTAGE
(1.000V)
Minimum 
tracking series 
output voltage 
8. Connect the Multimeter to
SPD Channel2 and record 
the reading. Here is the 
acceptance range. 
CH2
0 60V , 3A
0 30V , 6A
Channel2
0.985V ~ 1.015V
9. Connect Digital Multimeter
back to SPD Channel1.
CH1
0 60V , 3A
0 30V , 6A
10. Turn up the SPD Channel1
Voltage knob until the 
Multimeter reading shows 
60.00V. 
VOLTAGE
(60.00V)
Maximum 
tracking series 
output voltage 
11. Connect the Multimeter to
SPD Channel2 and record 
the reading. Here is the 
acceptance range. 
CH2
0 60V , 3A
0 30V , 6A
Channel2
59.69V ~ 60.31V
