TECHNICAL PARAMETERS

Size 1500 mm x 720 mm x 1250 mm;

The power supply: single phase AC220V, power < 0.5 KW.

Signal source

±15V stabilized voltage power supply 1 way

＋5V stabilized voltage power supply 1 way

±2V～±10V adjustable stabilized voltage power supply 1 way

＋2V～＋24V adjustable stabilized voltage power supply 1 way

High frequency signal source (audio oscillator) 1KHZ~10KHZ

Low frequency signal source 1HZ~30HZ (adjustable);

Pneumatic supply 0-20Kpa, adjustable;

Vibration source 1Hz-30Hz (adjustable);

Turn source 0-2400turn/min (adjustable);

Heating source <150℃（adjustable）.

- Sensor technical parameter:

Resistance strain gauge module: resistance type strain type sensor，0- 200g500g±0.5%, (electronic scale experiment)

Pressure sensor module: diffused silicon pressure sensor 0 -50KPa±1%

Differential transformer module: differential transformer ±5mm±1%

Capacitor type sensor module: capacitor type module, ±2mm±1%

Hall type displacement sensor module: Hall type displacement sensor ±5mm±2%

Hall type rotated speed sensor：0 – 2400RPM ±3%

Magnetoelectric sensor: 0 – 2400 turn/min, error ≤1%

Piezoelectric sensor module: piezoelectric sensor ≥10KHz±2%

Eddy current switch sensor module: eddy current switch sensor, ±2mm±3%

Optical displacement sensor module: optical displacement sensor 0 −1mm±2%

Photo electricity rotated speed sensor: 0−2400 turn/min，error ≤1%

Temperature sensor: Cu50 temperature sensor, 0~150˚C±2%

Pt100 platinum resistor: 0~800˚C±2%

K type thermocouple: 0~800˚C±2%

E type thermocouple: 0~800˚C±2%

Gas sensor module: gas sensor, 50 −2000ppm

Humidity dependent sensor: humidity sensor 10%−95%RH±5%

Phase switch/phase sensitive detection/filter module: AC experiment shared module

TRAINING ITEMS

Tinsel foil gauge Wheatstone bridge property experiment

Tinsel foil gauge half-bridge property experiment

Tinsel foil gauge full-bridge property experiment

Performance comparison of tinsel foil gauge Wheatstone bridge, half-bridge and full-bridge experiment

Tinsel foil gauge temperature effect experiment

Electronic scale application experiment of DC full-bridge

Vibration measurement application experiment of AC full-bridge

Pressure measurement of diffused silicon piezoresistive pressure sensor

Differential pressure measurement of diffused silicon piezoresistive pressure sensor

Differential transformer performance experiment

Driving frequency’s effect to differential transformer performance experiment

Voltage compensation experiment of residual voltage at zero of differential transformer

Vibration measurement application of differential transformer

Shift property experiment of capacitive transducer

Dynamical property experiment of capacitive transducer

Shift property experiment of Hall sensor when direct current pumps

Shift property experiment of Hall sensor when alternating current pumps

Vibration measurement experiment of Hall sensor

Electronic scale application experiment of Hall sensor

Hall velocity measurement experiment

Velocity measurement experiment of magnetoelectric tachometric transducer

Earthquake measurement according to electromagnetic principle

Piezoelectric transducer vibration test

Shift property experiment of eddy current sensor

Material quality effect experiment of being measured object to eddy current sensor.

Area effect experiment of being measured object to eddy current sensor.

Vibration measurement experiment of eddy current sensor

Electronic scale application experiment of eddy current sensor

Rotate speed measurement experiment of eddy current sensor.

Shift property experiment of fibre optical sensor.

Vibration measurement experiment of fibre optical sensor

Velocity measurement experiment of fibre optical sensor

Rotate speed measurement experiment of phototelectric sensor for speed measurement

Other schemes of application of photoelectric sensor for speed measurement

Temperature property experiment of Cu50 temperature sensor

Temperature property experiment of thermal resistance Pt100

Temperature measurement experiment of thermocouple

Flow determining of gas flow

Theory experiment of gas sensitive transducer who is alcohol sensitive

Humidity sensor experiment

Temperature instruments PID control system

External temperature control experiment system

This practical training system simulates a real practical training situation of instrument and sensor, constitutes with a practical training bench and practical training unit. Practical training bench provides various industrial use instruments, working power supply and other practical circuit, etc. Training unit in this system is the device installed with sensor, cooperate training bench complete temperature, pressure, flow, displacement, switch quantity and other various sensor and related instrument practical training. Power state monitor, sound light alarm function, affect avoid equipment damage caused by student operating error.

This device not only satisfied sensor principle teaching work, and more focus on sensor application and analyze and treatment to signal collected by sensor, except complete sensor experiment, and add on control part, to complete intelligent instrument PID control function.