CDM812D Wheel Loader
CDM812D Wheel Loader

ADN dynamic torque tester series

This series of sensors is a kind of precision measuring instrument for measuring various torque, rotation speed and mechanical power.The application range is very wide, mainly for:

ADN dynamic torque tester series

 

Scope of application:

This series of sensors is a kind of precision measuring instrument for measuring various torque, rotation speed and mechanical power.The application range is very wide, mainly for:

 

1. Detection of output torque and power of rotating power equipments such as motors, engines, and internal combustion engines;

2, the fan, water pump, gear box, torque wrench torque and power detection;

3. Detection of torque and power in railway locomotives, automobiles, tractors, aircraft, ships, and mining machinery;

4, can be used to detect the torque and power in the sewage treatment system;

5, can be used to manufacture viscometer;

6, can be used in process industry and process industry.

 

Packing inspection

After unpacking, please carefully count the items listed in the “Packing List” to confirm whether the items in the box are consistent with the “Packing List” and check whether the items are damaged during the transportation and check the nameplate of the delivered products.Make sure the model, specifications and parameters of the product are the same as your order requirements.If you have any questions, please contact our company.

Note: For special customized products, the items in the box are subject to the items listed in the “Packing List”.

 

Box contents:

①Torque power meter

②Sensor

③Instruction manual

④Qualification certificate

⑤ Verification report

 

Basic principle of torque measurement

Torque measurement: The use of strain gauge electrical measurement technology, the composition of the strain bridge on the elastic axis, to provide power to the strain bridge can be measured by the elastic shaft torsion of the electrical signal, the strain signal amplification, after pressure / frequency conversion,It becomes a frequency signal that is proportional to the twist.

 

Basic principle of speed measurement

Rotational speed measurement: Measured by the method of magneto-electric encoder disk, each magneto encoder disk has 60-180 (optional) teeth, and the axis drives the magneto-electric encoder disk to generate 60-180 (optional) pulses per rotation.The method of frequency measurement can be used for medium-speed sampling, and the accurate rotation speed can be measured by low-speed sampling method.Speed measurement up to 15000 rpm.The accuracy of this sensor can reach ±0.1%~±0.5%(F·S).Since the sensor output is a frequency signal, it can be directly sent to a computer for data processing without AD conversion.

 

The speed measurement method of this sensor adopts built-in speed measurement. When ordering, the user must indicate whether to monitor the speed signal.

 

Product features:

1. The square wave amplitude of the signal output waveform can be selected from 5V / 12V / 15V / 24V.

2. You can enter the working state within 5 minutes of starting up without preheating process.

3. High detection accuracy, good stability and strong anti-interference.

4. The forward and reverse torque can be measured continuously without repeated zero adjustment.

5. Small size, light weight, easy to install.

6. The sensor can be used independently from the secondary instrument. As long as the power supply of ± 15V (200mA) is provided according to the pin number of the socket, the frequency signal of equal square wave or pulse wave with impedance proportional to torque can be output.

 

Main performance and electrical indicators:

Torque accuracy

<±0.5 % F·S,<±0.3 % F·S,<±0.1 % F·S(optional)

Frequency response

100μs

Non-linear

<±0.1 % F·S

Repeatability

<±0.1% F·S

Return difference

<0.1 % F·S

Drift at zero hour

<0.2% F· S/year

Zero temperature drift

500MΩ

Static overload

120 % 150% 200% (optional)

Operating temperature

-10 ~ 50°C (-50~95°C optional)

Storage temperature

-20 ~ 70°C

voltage

±15V±5% or 24VDC

Total current consumption

<200mA

Frequency signal output

5KHZ~15KHZ (0~5V/1~5V/0~10V/4~20mA optional)

Speed signal output

60 pulses/rotation (0~5V/0~10V/4~20mA optional)

Rated torque

10KHZ±5kHZ (positive and negative two-way measurement),
Speed up to 15000rpm

Signal duty cycle

(50±10)%

 


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