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MEWOI-Insulation/Continuity Tester GT5307A
This instrument applies DC voltage converter with low loss, high variation ratio, and inductive energy storage, which can convert 9V voltage to 250V/1000V DC voltage; it applies digital electric bridge to measure insulation resistance; it has functional characteristics of portability, wide measuring range, backlight display, and data holding; it can measure electric supply as well. When using straps, the operator can operate the instrument with both hands. The instrument has a fashionable appearance and stable performance. It is suitable for measuring electrical machinery, cable, electromechanical equipment, telecom equipment, electric power facilities and other insulation resistance. |
Features
1.Insulation Resistance Measurement 2.Alternating Current (AC) Measurement 3.Direct Current (DC) Measurement 4.Small Resistance Measurement 5.Measured Data Holding 6.Low Battery Indication 7.Large LCD digital display 8.External Direct Current (DC) power supply DC9V 1.5A 9.Over-limit Alarm 10.Red Alarm Light, Buzzer Alarm 11.High Voltage Alarm |
Specifications
(1)Accuracy:±(a%+least significant digit)
(2)Environment temperature to ensure accuracy: 23±5℃
(3)Relative humidity:＜75%
(4)Calibration guarantee period: 1 year since the manufacture date
(5)Voltage input impedance: 1MΩ
(6)AC voltage frequency response: 50~200Hz
| Basic Function | Measuring Rage | Basic Accuracy |
Output Voltage | 250V/500V/1000V | ±10% |
| Test Current | 250V(R=250kΩ)1mA 500V(R=500kΩ)1mA 1000V(R=1MΩ)1mA | ±10% |
| Insulation Resistance | 250V:1MΩ~200MΩ 500V:1MΩ~200MΩ 1000V:10MΩ~2000MΩ | ±(4%±2) |
| Short-circuit Current | ＜1.8mA | |
| Median Resistance | 250V/500V:100MΩ 1000V:1000MΩ | |
| Resistance, Continuity Test | 0Ω~2KΩ,<50Ω buzzer will make a sound,Test Current:1mA | ±(0.8%±6) |
| DC Voltage Measurement | 0V~1000V | ±(0.5%±6) |
| AC Voltage Measurement | 0V~750V | ±(1%±6) |
| Jack Position | Insulation Resistance E and L Voltage,Resistance： V/Ω and G |
