B&K Precision 5492BGPIB - Datasheet - Manual (Page 3)

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True RMS Bench Multimeter
Model 5492B
Resolution, Full Scale Reading and Accuracy ± (% of reading + % of range), 23 °C ± 5 °C
Rang e Resolu tion
Full Scale
Reading
Accuracy
(1 year)
Typical Input
Impe dance
120.000 mV 1 µV 119.999 0.02+0.008 (1) >10 GΩ
1.20000 V 10 µV 1.19999 0.01+0.004 (1) >10 GΩ
12.0000 V 100 µV 11.9999 0.01+0.004 >10 GΩ
120.000 V 1 mV 119.999 0.01+0.004 10 MΩ ±1%
1000.00 V 10 mV 1010.00 (2) 0.01+0.004 10 MΩ ±1%
(1) under REL status
(2) 1% overrange (1010 V) is readable at 1000 V range
DC Voltage
AC Voltage (True RMS, AC coupled)
Specifications
Measurement method: AC coupled true RMS, measuring the AC component only
Maximum Crest factor: 3.0 at full scale
Input impedance: 1 MΩ ± 2% in parallel with capacitance <100 pF
Input protection: 750 Vrms, 500 Vdc
Resolution, Full Scale Reading and Accuracy ± (% of reading + % of range), 23 °C ± 5 °C
Range Re solution
Fu ll Scale
Re ading
A ccuracy (1 year) (1 )
10-20 Hz 20-50 Hz 50-20 kHz 20-50 kHz 50-100 kHz
120.000 mV 1 µV 119,999 1.50+0.100 0.50+0.100 0.10+0.100 0.30+0.150 1.0+0.150
1.20000 V 10 µV 1.19999 1.50+0.100 0.50+0.100 0.10+0.100 0.30+0.150 1.0+0.100
12.0000 V 100 µV 11.9999 1.50+0.100 0.50+0.100 0.10+0.100 0.30+0.150 1.0+0.100
120.000 V 1 mV 119.999 1.50+0.100 0.50+0.100 0.10+0.100 0.30+0.150 1.0+0.100
750.00 V 10 mV 757.50 (3) 1.50+0.100 0.50+0.100 0.10+0.100 0.30+0.150 (2) 1.0+0.100 (1)
(1) Specifications are for sine wave inputs >5% of range
(2) ≤ 3×10
7 Volt-Hz for 750 V range
(3) 1% overrange (757.5V) is readable at 750 V range
Specifications are based on the following conditions:
■ One year calibration cycle
■ Operating temperature between 18 °C to 28 °C
■ Accuracy expressed as: ± (% of reading + % of range) after 30 minutes warm-up and valid for 10 PLC (Slow)
■ Temperature coefficient: add ± [0.1% × (applicable accuracy)/°C] for 0 °C to 18 °C and 28 °C to 40 °C
■ Relative humidity: Up to 80% RH for 0 °C to 28 °C (75% RH for 10 MΩ and above ranges
for resistance measurement), up to 70% RH for 28 °C to 40 °C
Resolution, Full Scale Reading and Accuracy ± (% of reading + % of range), 23 °C ± 5 °C
Range Resolu tion
Fu ll Scale
Re ading
Accuracy
(1 year)
B urden Voltage (1)
& Shu nt Re sistor
12.0000 mA 0.1 µA 11.9999 0.05+0.008 (2) <0.15 V / 10.1 Ω
120.000 mA 1 µA 119.999 0.05+0.004 (2) <1.5 V / 10.1 Ω
1.20000 A 10 µA 1.19999 0.10+0.004 <0.3 V / 0.1 Ω
12.0000 A (3) 100 µA 11.9999 0.25+0.004 <0.15 V / 10 mΩ
(1) Typical voltage across the input terminals at full scale reading
(2) Use REL function
(3) In 12 A range, >10~12 ADC is readable for 20 seconds maximum
DC Current
Input protection: 1000 V
Input protection: Externally accessible 2A / 250V fuse protecting the low input current terminal (LO).
Internally accessible 20A / 250V fuse protecting the high current input terminal (10A)