26 U1731B/U1732B User’s and Service Guide
4 Specifications
U1731B Electrical Specifications
Accuracy is expressed as ± (% of reading + number of least significant
digits) at 23 °C ± 5 °C and <75% R.H.
Resistance (Parallel Mode), Test Frequency =120 Hz/1 kHz
Capacitance (Parallel Mode), Test Frequency =120 Hz
Range Maximum
Display
Accuracy Specified Note
@ 120 Hz @ 1 kHz
10 MW 9.999 MW 2.0% + 8
*
2.0% + 8
*
* This specification is based on the battery operation.
After open cal.
2000 KW 1999.9 KW 0.5% + 5 0.5% + 5 After open cal.
200 KW 199.99 KW 0.5% + 3 0.5% + 3 -
20 KW 19.999 KW 0.5% + 3 0.5% + 3 -
2000 W 1999.9 W 0.5% + 3 0.5% + 3 -
200 W 199.99 W 0.8% + 5 0.8% + 5 After short cal.
20 W 19.999 W 1.2% + 40 1.2% + 40 After short cal.
1 This specification is based on the measurement performed at the test socket.
2 Device Under Test (DUT) and test leads need to be properly shielded to GUARD if necessary.
Range Maximum
Display
Accuracy Specified Note
Capacitance DF
10 mF 19.99 mF
*
3.0% +5 (DF<0.1) 10% + 100/Cx + 5 (DF<0.1) After short cal.
1000 µF 1999.9 µF
†
1.0% + 5 (DF<0.1) 2.0% + 100/Cx + 5 (DF<0.1) After short cal.
200 µF 199.99 µF 0.7% + 3 (DF<0.5) 0.7% + 100/Cx +5 (DF<0.5) -
20 µF 19.999 µF 0.7% + 3 (DF<0.5) 0.7% + 100/Cx + 5 (DF<0.5) -
2000 nF 1999.9 nF 0.7% + 3 (DF<0.5) 0.7% + 100/Cx + 5 (DF<0.5) -
200 nF 199.99 nF 0.7% + 5 (DF<0.5) 0.7% + 100/Cx + 5 (DF<0.5) After open cal.
20 nF 19.999 pF 1.0% + 5 (DF<0.1) 2.0% + 100/Cx + 5 (DF<0.1) After open cal.
* This reading can be extended up to 1999 MAX display with accuracy that is not specified.
† This reading can be extended up to 19999 MAX display with accuracy that is not specified.
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