WTsensor / Piezoresistive Silicon Pressure Sensor Φ10mm PC7
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WTsensor / Flush Diaphragm Pressure Sensor with Clamp PC112K

Features

■Flush diaphragm pressure sensor with clamp structure

■Imported highly reliable pressure die

■A single time silicon oil isolated filling technology

■ Compensation board filled with glue for protection against moisture

■ All stainless steel housing material

■ High accuracy, high reliability

■ Strong anti-interference, good long-term stability

■18 months warranty period

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Flush Diaphragm Pressure Sensor with Clamp PC112K

Product Parameters

Electrical performance parameters
Pressure range -100kPa~0~10kPa…10MPa
Pressure reference Gauge pressure, Absolute pressure, Sealed gauge pressure
Excitation 1.5mA recommended for constant current；

10V recommended for constant voltage
Input impedance Constant current: 2kΩ~5kΩ
Electrical connection Gold-plated KOVAR pin or silicon soft wire
Compensated temp. Constant current: 0℃~60℃(≤70kPa); -10℃~70℃(Other ranges)
Operating temp. -40℃~120℃
Storage temp. -40℃~120℃
Insulation resistance ≥200MΩ/250VDC
Response time ≤1ms(Up to 90%FS)
Measuring medium All the liquids and gases compatible with 316L.
Mechanical vibration 20g(20~5000HZ)
Shock 100g/10ms
Durability 107 pressure cycles

 

Structural performance parameters
Diaphragm material 316L
Housing material 316L
Filling oil M20

 

Basic parameters
Item Condition Min Nominal Max Unit Note
Non-linearity -0.3 ±0.25 0.3 %FS Note⑴
Hysteresis -0.05 ±0.03 0.05 %FS
Repeatability -0.05 ±0.03 0.05 %FS
Zero output -2 ±1 2 mV
Span output 10kPa

Other ranges

 30

60

 90

 

 150

 

 mV 1.5mA excitation
Zero temp. coefficient 10kPa

Other ranges

 -2

-1.5

 ±1.5

±0.75

 2

1.5

 %FS Note(2)
Span temp. coefficient -1.5 ±0.75 1.5 %FS Note(2)
Thermal hysteresis -0.075 ±0.05 0.075 %FS Note(3)
Long term stability -0.3 ±0.2 0.3 %FS/Year

 

Note:

(1) Calculate according to BFSL least square method.

(2) In the compensated temperature range, refer to 30℃ for 0℃~60℃ and -10℃~70℃.

(3) After passing high and low temperature, return to the reference temperature.

 

 

 

 

Structure & dimension
 

image.png

 Wire color           Definition
Red             Excitation+(IN+)

Blue             Excitation-(IN-)

Yellow         Output+(OUT+)

White         Output-(OUT-)

 
       image.png

 

 

 How to choose cooling elements：

 

Medium temp.: -40℃~150℃ (without cooling fins)

Medium temp.: -40℃~150℃ (3 pieces cooling fins)

 

 

 

 

 
image.png Pin connection

 

Excitation+(IN+)    Pin3

Excitation-(IN-)     Pin5

Output+(OUT+)    Pin2

Output-(OUT-)     Pin4

 
Pressure range selection
Code Pressure reference Pressure range Overpressure Burst pressure
20k G 0~20kPa 300％FS 600％FS
35k G 0~35kPa 300％FS 600％FS
70k G 0~70kPa 300％FS 600％FS
100k G, A 0~100kPa 200％FS 500％FS
160k G, A 0~160kPa 200％FS 500％FS
250k G, A 0~250kPa 200％FS 500％FS
400k G 0~400kPa 200％FS 500％FS
600k G 0~600kPa 200％FS 500％FS
1M G 0~1MPa 200％FS 500％FS
1.6M G, S 0~1.6MPa 200％FS 500％FS
2.5M G, S 0~2.5MPa 200％FS 500％FS
4M S 0~4MPa 200％FS 400％FS
6M S 0~6MPa 200％FS 400％FS
10M S 0~10MPa 200％FS 400％FS

Note: G: Gauge pressure, A: Absolute pressure, S: Sealed gauge pressure

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