• g1.jpg
  • g2.jpg
  • g3.jpg

FA01A Force Sensor Analog Amplifier 4-20mA


The amplifier is available in an aluminium housing. Weighing controllers are available in plastic, aluminium and explosion-proof housings to order. The weighing controller has built-in high performance devices, precision amplification line, internal voltage stabilisation of the line, constant current supply bridge, voltage and current conversion, impedance adaptation, linear compensation, temperature compensation, etc. The MV signal of the resistance-strain load cell is amplified into a standard current and voltage signal output of 4-20mA, 0-5V, etc., which can be received and processed directly with the control system such as the AD module of the peripheral PLC, the transmitter has The transmitter is equipped with the functions of external zero adjustment and external gain adjustment for standard signals.

For customised ranges, accuracy, dimensions and other parameters, please contact us.

Request For Quote

Product Features

The amplifier adopts a cast aluminum sealed casing, which has certain waterproof and dustproof performance. It can be connected with various resistance full-bridge strain sensors for weighing, pulling pressure, tension and other measurement applications. Accurately amplify the output signal of the sensor, and perform internal voltage stabilization, constant current supply to the bridge, voltage and current conversion, impedance adaptation, linear compensation, temperature compensation, etc. Convert the mechanical quantity into standard current and voltage signal output, switchable 0~±10V, 0~20mA, 4~20mA.


Technical Specifications

parameter Technical Indicators
Enter range 0.4~6mV/V
Comprehensive precision ≤0.1%F.S.
Sensor excitation voltage 5VDC±2%, 100mA
Power Supply DC:15V~30V
Enter load  350Ω 4 sensors
Rated output  0~±10V/4-20mA
Operating Temperature Range -30~60 C
Surroundings  Temperature: -10~55℃ 
Storage: -25~65℃ 
Humidity: 35~85%RH 
Storage: 35~85%RH
Sample rate  ≥100HZ
Protection class  IP64

Product Dimensions

Installation size


Accurate measurement with matching display

The output of the force measuring and weighing sensor itself is an MV signal, which needs to be amplified and

convertedto display numerical values or output signals to the upper computer, PLC, etc.




Product Application

Applied to tank weighing, detection weighing, packaging equipment, lithium battery liquid injection machine equipment, etc.; mobile phone earphone hole, charging hole plugging force equipment , stress test of mobile phone buttons, screen, battery, etc. 3C testing equipment; new energy lithium battery formation machine pressure test, coating machine tension test; machine tool pressure test, bridge stress test, etc.


Associated instrument



Request For Quote

Register For Download

Kind reminder: Each user downloads once. If you need more information, please contact us