Pressure Sensor

QNTB QNIB

  • Measuring range 0~400MPa

    mVDC Output

    0.25%FS(ONIB),0.5%FS(QNTB)accuracy


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Series QNTB/QNIB

General Purpose Pressure Sensor

QNTB/QNIB sensing element has excellent temperature properties by adopting a self temperature compensation gauge.A diaphragm and a pressure port are configured as one body for the prevention of leakage.It has superior durability for an instant over pressure.

Feature

-Self temperature compensation foil strain gauge

-Measuring range 0~400MPa

-mVDC Output

-0.25%FS(ONIB),0.5%FS(QNTB)accuracy

-Stainless steel media-wetted materials

Applications

-Process control

-Hydraulics & Pneumatic

-Compressor Control

-Chillers

-Refrigeration Equipment


SPECIFICATIONS


QNTB

QNIB

Range


0~1,2,3,5,10,20,30,35,50,100,250,400MPa(Gauge)

-0.1~0,1,2,3,5,10,20,30,35,50,100,250,400MPa(Gauge)

Performance

Accuracy          

±0.5%FS(RSS)

±0.25%FS(RSS)

Thermal   Effect on Zero

±0.05%FS/℃

±0.02%FS/℃

Thermal   Effect on Span

±0.05%FS/℃

±0.02FS/℃

Compensated   Temperature Range

-10~70

-20~80

Operating   Temperature Range

-20~80

-30~100℃(Optional -30~120℃)

Electrical

Excitation  

12VDC   Max.

Sensitivity

1.5mV/V(1.0mV/V:1MPa,400MPa)

Input   Impedance

350Ω(nominal)

380Ω(nominal)

Output   Impedance 

350Ω(nominal)

Insulation   Resistance

5MΩ   @50VDC Min.

Electrical   Connection

Connector,Cable

Physical

Proof   Pressure

150%FS   Max.(≤100MPa),120%FS Max.(>100MPa)

Burst   Pressure

200%FS   Min.(≤100MPa),130%FS Min.(>100MPa)

Vibration  

49.1m/s2{5G},10~500Hz

Shock

981m/s2{100G}

Pressure   Port    

R(PT)3/8”(≤100MPa),UNF9/16”Female(>100MPa)

Media   - Wetted Materials

Stainless   Steel 630

Weight

Approx. 100g(Sensor Only)






 

Dimension

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Internal Circuit Diagrams

image.png

External Connections

Connector

Pin   No.

Wire  

Color

Connections

1

Red

Input

2

White

Output

3

Black

Input

4

Green

Output

5

Shield

Earth

 

Ordering Information

image.png


 

* Specifications are subiect to change without notice

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Contact: wzo@wzocontrols.co.uk