U3606A Datasheet, PDF (9/14 Pages) Keysight Technologies – Multimeter|DC Power Supply

Digital multimeter specifications (continued)
Supplementary specifications
Diode
Measurement method
Open circuit voltage
Audible tone
Input protection
Capacitance
Measurement method
Maximum voltage at full scale
Input protection
Response time
Charge and discharge voltage
Frequency
Measurement method
Signal level
Input protection
0.83 mA ± 0.2% constant current source
< +5.0 V_dc
• Continuous beeping 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
Computed from constant current source charge time, typical 0.2 V to 1.4 V_ac 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)
Reciprocal counting technique
0.2 V to 1.4 V
• Voltage path: 1000 V_rms on all ranges, < 0.3 A short circuit
• Current path: Protected with 3.15 A/500 V, FF fuse
Maximum display counts (excluding frequency)
5½ digits
120,000
4½ digits
12,000
Noise rejection
Common mode rejection ratio (CMRR)
for 1 kΩ unbalanced in LO lead
Normal mode rejection ratio (NMRR)
• DC: 140 dB
• AC: 70 dB
• 60 Hz ± 0.1%:
5½ digits: 65 dB, 4½ digits: 0 dB
• 50 Hz ± 0.1%:
5½ digits: 55 dB, 4½ digits: 0 dB
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