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  mPT402 Current and Temp. O/p Sensors:


GENERAL

Micron's Model MPT402 is a miniature dual pressure and temperature sensor that automatically compensates for line resistance and power supply changes. It is made of corrosive resistant titanium (6AL4V) and utilizes high reliability bulk type semi-conductor strain gages bonded directly to the inside surface of the machined diaphragm.

The temperature is measured from the inside surface of the diaphragm and is not pressure or strain sensitive.

Absolute or sealed reference sensors are available as an option. The hermetic header is located just behind the strain gage diaphragm section of the sensor, sealing the sensitive gages to an inert environment which dramatically increases stability and reliability.

  Model MPT402 4-20 mA 
  Output

 

 

 


     
APPLICATIONS

  • TEST & MEASUREMENT EQUIPMENT

  • PRODUCTION EQUIPMENT & CONTROLS

  • ENERGY CONTROLS

  • LABORATORY INSTRUMENTS & EQUIPMENT

  • LIQUID LEVEL

  • CALIBRATION EQUIPMENT


MECHANICAL

Standard Temperature Ranges 30 °F - 130 °F
Standard Pressure Ranges 25, 50, 100, 200, 300, 500, 1K, 2K, 3K, 5K, 7K, 10K PSI
Non Standard Pressure Ranges 5, 10, 15, 20, 30, 150 PSI
Other ranges possible Consult Factory
Over Pressure (No change out of spec.) 2.0x Range
Usable Pressure (Small change in balance) 3.0x Range
Burst Pressure 6.0x Range

PERFORMANCE OPTIONS (ALL VALUES MAXIMUM)


A B C D Units
Balance (Zero) 4.00
±0.50
4.00
±0.30
4.00
±0.20
4.00
±0.20
mA
Full Scale Sensitivity 16.00
±0.50
16.00
±0.30
16.00
±0.20
16.00
±0.20
mA

Output at 30 °F

4.00
±0.50
4.00
±0.30
4.00
±0.20
4.00
±0.20
mA

Output at 130 °F

20.00
±0.50
20.00
±0.30
20.00
±0.20
20.00
±0.20
mA

Static Error Band

±0.50 ±0.25 ±0.25 ±0.25 %FS
Thermal Balance (Zero) Shift ±0.02 ±0.01 ±0.01 ±0.005 %FS/°F
Thermal Sensitivity Shift ±0.02 ±0.01 ±0.01 ±0.005 %FS/°F
*BFSL=Best Fit Straight Line

ENVIRONMENTAL

Storage and Operating Temperature 0° -180°F
Compensated Temperature Range 30° - 130°F
Acceleration (Consult factory for high vibration options) 100gÕs any axis
Media Compatibility (wetted surface) Liquids & Gases compatible with Titanium 6AL4V
Other Temperature Compensated Ranges Consult Factory

ELECTRICAL

Input Voltage (Standard) 24 VDC
Input Load Resistance (Standard) RL = 500 Ohms
Maximum Input Voltage 30 V for short periods
Insulation Resistance Minimum 50 MOhms @ 50 VDC
 

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