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  1.It uses the microprocessor technology and other series of new technologies, such as the digital filter, calibrating zero automatically, none-linear compensation etc.

  2.The product has many features, like sampling quickly, measuring accuracy, strong anti-jamming capacity and self-examine function. It is reliable and convenient to operate.

  3.Some types of the testers have the RS-232 standard interface to connect, and can be transmitted the data to the computer for intelligent handling to get the calibrating conclusion.

•Accuracy : +/- 3%;
•Unit Selection: in.lb/ ft.lb/ cNm/ Nm/ kg-cm/ kg-m;
•Operating Temperature : -15°C --55 °C ;
•Storage Temperature : -40 °C  -- 85 °C ;
•Humidity:0 -- 90%;
•Power Source:AC100-240V / 50-60HZ;
•Output:RS232;
•AC 110/220V;

Advantages:

1. Top quality for professional & industrial use.

2. manufacturer and accept OEM & ODM.

3. 100% Made in China.

4. More than 30 years experience in manufacturing hand tools.

Note： If should be Bidirectional check, please note when ordering.

HIGH PRECISION TORQUE WRENCH CALIBRATOR

(ACCURACY CLASS +/- 0.3%)

GNJ series of high precision torque wrench tester uses new high speed integrated circuit chip in hardware, 
which adds the data storage function. 
It adopts digital steadying zero value, second order digital filter and a series of data acquisition 
fidelity technologies to make sure the high performance of the product.