Benchtop Multimeters Tonghui TH1941, 4 1/2 digit
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Head Office: Ho Chi Minh City
- Tel: +84 2839 778 269 / 3601 6797
- Email: sales@lidinco.com
- Add: 487 Cong Hoa Street, Ward 15, Tan Binh Dist, HCM City, Vietnam
Office: Bac Ninh City
- Tel: +84 222 730 0180
- Email: bn@lidinco.com
- Add: 184 Binh Than Street, Vo Cuong Ward, Bac Ninh City, Vietnam
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DC Voltage: 200mV - 1000V
Max. Reading: 1200.00
Resolution: 100mV
Accuracy: 0.03+0.02
DC Current: 2mA - 20A
Max. Reading: 20.000
Resolution: 1mA
Accuracy: 0.3+0.025
AC Voltage: 200mV - 750V
Resolution: 100mV
Accuracy: 0.8+0.075
AC current: 2mA - 20A
Resolution: 1mA
Accuracy: 2.00+0.5
MeasurementParameters: DC/AC Voltage, DC/AC Current, Resistance,Frequency, Period, Continuity, Diode
Math Function: %, dB, dBm, REL
Range: Auto, Manual
Display: VFD, dual display
Reading Mode: Single display: all measurement parametersDual display: ACV+DCV, ACI+DCI, ACV+Hz, ACI+Hz, Readout+dB/dBm,
Readout+Max/ Min
Trigger Mode: INT/MAN/BUS
Reading Hold: To find out the best stable reading for each data block of the given reading number according to given accuracy
Comparator: To judge HI, IN, LO and display, with ALARM atHI/LO(selectable)
Interface: RS232C(only TH1942), supporting SCPI command
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
Description
TH1941 4 1/2-digit true-RMS digital multimeter and TH1942 50,000-count digital multimeter are voltage,current,resistance tester with multi functions and low cost. The instrument can stably perform measurement at high speed as several times as competitive instruments in this class. It provides excellent performance, such as maximum reading of 21,000/51,000 counts, maximum DC voltage accuracy of 0.02%, and low cost to give you a best choice.
Having VFD dual-display with high brightness, TH1941/TH1942 can synchronously display measurement parameters, such as AC/DC voltage or current, AC voltage/current and frequency to improve measurement efficiency and display results clearly.
The instrument is equipped with SMD component inside to reduce density and physical size.
The instrument comes standard with RS232C communication interface and common communication software is optional to meet the need of communication with computer, data analysis and statistics, and building up automatic test system. The instrument accepts SCPI command to ensure compatibility of communication software.
Features
- 21,000/51,000-count display
- Large-screen dual-display VFD with high brightness
- True RMS AC voltage and current measurements,bandwidth up to 100kHz
- Measurement functions, including DCV/ACV, DCI/ACI, Ω,frequency/period, diode,Continuity, dBm,dB, etc.
- Parameters,such as AC+DC, AC+Hz, Readout+d B ,Readout+dBm ,displayed synchronously
- Measurement speed up to 25 meas/sec
- DCV accuracy up to 0.02%, resolution up to10µV
- Measured value displayed in the form of percentage
- Relative mode (REL) to eliminate residual reading
- Calibration without opening the case
- Limit function (HI/IN/LO) for fast sorting
- Equipped RS232C communication interface providing convenient system communication
Specifications
Measurement condition | ||||
Measurement Parameters | DC/AC Voltage,DC/AC Current,Resistance,Frequency,Period,Continuity,Diode | |||
Math function | %, dB, dBm, REL | |||
Range | Auto,Manual | |||
Display | VFD,dual display | |||
Trigger mode | INT/MAN/BUS | |||
Reading hold | TO find out the best stable reading for each data block of the given reading number according to given accuracy | |||
Comparator | To judge HI,IN,LO and display,with ALARM at HI/LO(selectable) | |||
Interface | USB,SCPI,RS232C(Option) | |||
Performance parameters | Uncertainty expression: ± (% of reading +% of full scale) | |||
Speed (counts/second) | ||||
Speed | Slow | Middle | Fast | |
DCV,DCI | 5 | 10 | 25 | |
ACV,ACI | 5 | 10 | 25 | |
Ω | 5 | 10 | 25 | |
AC+DC | 1.2 | 1.4 | 1.5 | |
Freq | 1 | 2 | 3.9 | |
DC Voltage | Range | Resolution | Maximum uncertainty (1 year) | |
500mV-1000V | 10uV | 0.03%+0.002% | ||
DC Voltage Current | Range | Resolution | Maximum uncertainty (1 year) | |
5mA-20A | 100nA | 0.08%+0.002% | ||
AC Voltage | Bandwidth | Range | Resolution | Maximum uncertainty (1 year) |
20Hz-100kHz | 500mV-750V | 10uV | 0.4%+0.05% | |
AC Current | Bandwidth | Range | Resolution | Maximum uncertainty (1 year) |
20Hz-10kHz | 5mA-20A | 100nA | 0.5%+0.03% | |
Resistance | Range | Test current | Resolution | Maximum uncertainty (1 year) |
500Ω-50MΩ | 45nA-0.5mA | 10mΩ | 0.1%+0.025% | |
Frequency | Range | Sensitivity | Resolution | Maximum uncertainty (1 year) |
5Hz-1MHz | 200mVrms | 0.0001Hz | 0.01%+0.008% |
Accessories
- Multimeter Test Cable
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