U3606B Datasheet, PDF (12/20 Pages) Keysight Technologies – Multimeter I DC Power Supply

12 | Keysight | U3606B Multimeter I DC Power Supply - Data Sheet
Digital multimeter specifications (continued)
Supplemental characteristics (continued)
Diode
Measurement method
Open circuit voltage
Audible tone
Input protection
0.83 mA ± 0.2% constant current source
< +5.0 V_dc
– Continuous beep when level is below +50 mV DC
– Single tone for normal forward-biased diode or semiconductor junction where
0.3 V ≤ reading ≤ 0.8 V
1000 V_rms on all ranges, < 0.3 A short circuit
Capacitance
Measurement method
Maximum voltage at full scale
Input protection
Response time
Charge and discharge voltage
Computed from constant current source charge time, typical 0.2 to 1.4 V signal level
– For 1 nF to 10 µF range: < 1.5 V
– For 100 µF to 10000 µF: < 0.33 V
1000 V_rms on all ranges, < 0.3 A short circuit
Approximately 1 s for 100 µF and ranges below 100 µF
5 V_pp (approximately from +3 V to –2 V)
Frequency
Measurement method
Signal level
Input protection
Reciprocal counting technique
10% of range to full scale input on all ranges
– Voltage path: 750 V_rms on all ranges
– Current path: Protected with 3.15 A/500 V, FF fuse
Maximum display counts (excluding frequency)
5½ digits
120,000
4½ digits
12,000
Measurement noise rejection
CMRR (Common Mode Rejection Ratio)
for 1 kΩ unbalanced in LO lead
NMRR (Normal Mode Rejection Ratio)
– DC: 140 dB
– AC: 70 dB
60 Hz ± 0.1%
– 5½ digit: 65 dB
– 4½ digit: 0 dB
50 Hz ± 0.1%
– 5½ digit: 55 dB
– 4½ digit: 0 dB