HT22 Piezoresistive Silicon Pressure Sensor
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HT22 is piezoresistive silicon pressure sensor, the main element is a diffused silicon with high stability. It utilizes silicon oil to transfer pressure from 316L stainless steel diaphragm to sensing element. It used for high pressure measurement.

Features
 
Wide measurement range:0~10KPa~60Mpa
O-ring seal
High reliability and stability                                                         
Full 316L Stainless steel

 
Application
 
Measurement pressure of gas and liquid 
Process control System
HVAC control
Pressure transmitter
Refrigeration system

Electrical Data

Supply :1.5mADC                        
Input impedance:3KΩ~6KΩ
Output impedance:2.5KΩ~6KΩ             
Insulation resistance:≥100MΩ/50VDC
Insulation voltage: 500VAC between the housing and electrical connection will not cause damage
Medium compatible: liquid, gas compatible with 316L stainless steel


Performance Specification

 

Parameters

Range0~10KPa35KPa0~70KPa100KPa200KPa350KPa700KPa1000KPa2000KPa3500 KPa7MPa10MPa 20MPa35Mpa60MPa100MPa

Typical.

Max.

Units

Pressure Non-linearity

±0.15 (0~2MPa)

±0.2  (3.5MPa~60MPa)

±0.3

%F.S

Pressure Repeatability and Hysteresis

0.02

0.05

%F.S

Zero Output

0±1

0±2

mV

Span Output

≤20KPa

50±10

50±30

mV

≥35KPa

100±10

100±30

mV

Temperature Error-Zero

≤20KPa

±1

±2

%F.S

≥35KPa

±0.5

±1

%F.S

Temperature Error-Span

≤20KPa

±1

±2

%F.S

≥35KPa

±0.5

±1

%F.S

Proof Pressure

3X Rated range or 120MPa,whichever is less

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Operating TemperatureRange

-20~80

CompensatedTemperatureRange

  0~70,   0~50(Range20KPa)

Storage Temperature  Range

-40~125

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 


Note :Above parameter under condition:Supply: 1.5mA   Temperature:25℃

 

 
 
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