Charge Measurement - Keysight B2980B Series User Manual

How to Perform Measurement

Charge Measurement

Charge Measurement
The B2985B/B2987B supports the charge measurement capability shown in
3-5. It can be the coulomb meter by using the Ammeter terminal.
Table 3-5
Requirements Before turning the instrument on, connect cable, test leads, test fixture, and so on,
used for the measurement. See
The following accessories can be used.
•
•
•
Instead of the triaxial cable and the triaxial bulkhead connector, Keysight N1415A
Triaxial to alligator clip cable, 200 V, 1.5 m can be used.
When turning the instrument on, leave the end of the measurement path open.
For floating the coulomb meter, do not connect any cable between Common and
chassis ground. See
information.
120
Charge Measurement Range, Value, and Resolution
Range value
2 nC
20 nC
200 nC
2 C
Triaxial cable, 200 V, 1.5 m
Triaxial bulkhead connector, if needed
Banana to lug cable, for connecting Common to chassis ground
"Common Terminal Connection" on page 92
Measurement value
0  |Q|  2.1 nC
0  |Q|  21 nC
0  |Q|  210 nC
0  |Q|  2.1 C
Figure 3-17 for connection examples.
Keysight B2980B User's Guide, Edition 1
Table
Display resolution
1 fC
10 fC
100 fC
1 pC
for more