Tonghui TH1942 数显万用表 (AC: 750V, 20A; DC: 1000V, 20A)
制造商: Tonghui Model: TH1942 来源: China 保障: 12 Month - 报价要求
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urement Condition
Calibration Cycle: one year
Operation Humidity:18°C−28°C, ≤90%RH; when resistor is 10M and 100M, ≤70%RH
Warming up Time: 30 min
Accuracy is expressed as: +/- (% of reading + % of range)
Temperature coefficient: 0°C--18°C & 28°C--40°C,+0.1%×accuracy /°C
Following is the specification at slow mode, others please refer the operation manual .
DC Voltage range: 200mV/500mV; 2V/5V; 20V/50V; 200V/500V; 1000V
DC Current range: 2mA/5mA; 20mAV/50mA; 200mA/500mA; 2A/5A; 20A
AC Voltage range: 500mV/5V/50V/500V/750V
AC current range: 5mA/50mA/500mA/5A/20A
Resistance range: 200Ω/500Ω; 2 kΩ/5 kΩ; 20 kΩ/50 kΩ; 200 kΩ/500 kΩ; 2MΩ/5 MΩ; 20MΩ/50 MΩ
Frequency Range: 5~10Hz; 10~100Hz; 100~100kHz; 100k~1MHz
Working temperature & humidity: 0°C-40°C, ≤90%RH
Power supply:
- Voltage: 198V-242VAC,99V-121VAC
- Frequency: 47.5Hz-63Hz
Power consumption: ≤ 10 VA
Dimensions (W×H×D): 277mmx115mmx340mm
Weight: Approx. 2.2 kg
Instrument Accessories
TH26036 1 pair of test lead (red and black)
3 cord power line(According to different regions)
Options
TH26034 RS232C interface connection cable
TH12025 RS232C communication software
TH12024 Accuracy calibration software
ast | Slow | Middle | Fast | ||||||||||||||||
DCV,DCI | 5 | 10 | 25 | 5 | 10 | 25 | |||||||||||||
ACV,ACI | 5 | 10 | 25 | 5 | 10 | 25 | |||||||||||||
Ω | 5 | 10 | 25 | 5 | 10 | 25 | |||||||||||||
AC+DC | 1.2 | 1.4 | 1.5 | 1.2 | 1.4 | 1.5 | |||||||||||||
Freq | 1 | 2 | 3.9 | 1 | 2 | 3.9 |
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