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1. Digital standard, without any hardware adjustment, digital set, the operation more convenient
2. Using a special process, greatly reducing the effects of temperature, humidity
Double figures
3. Built-in rechargeable NiMH battery, AC and DC charging time can work for 6 to 8 hours. 
4. Small size, easy to use on-site calibration instruments
5. With RS232 interface
6. Environment
A, Temperature: 0 ~ 50 ° C B, relative humidity: ≤ 95%
C, Power supply: 220VAC ± 10%, 50Hz ± 10%
Technical indicators
Measurement function indicators
The maximum permissible error function measuring range resolution
Voltage DCV (0 ~ 200.000) mV 0.01% R. D +0.003% F. S 1uV
(0 ~ 25.0000) V 0.01% R. D +0.003% F. S 0.1mV
Current DCmA (0 ~ 25.0000) mA 0.02% R. D +0.003% FS 0.1uV
Resistance (0 ~ 500.000) Ω 0.03% R. D +0.003% F. S 1mΩ
Output indicators
The maximum permissible error function output range resolution Remarks
Voltage DCV (0 ~ 100.000) mV 0.01% R. D +0.003% FS 1uV output impedance <5Ω
(0 ~ 10.0000) V 0.01% R. D +0.003% FS 0.1mV output impedance <5Ω
Current DCmA (0 ~ 25) mA 0.02% R. D +0.003% FS 0.1uA load impedance <1000Ω
Resistance (0 ~ 500) Ω 0.03% R. D +0.003% F. S 1mΩ