Pressure Sensor

QTJ

Built-in amplifier circuit(VDC, mA)
Measuring range - 100~1000kPa
0.5%FS accuracy
PDF：QTJ
INQUIRY

Series QTJ

Zero,Span Adjustable

Low Pressure Transducer

QTJ sensing element is suitable for low pressure measurement below 1MPa by applying the piezoresistive cells. It is applied to non-corrosion gas measurement such as the air,gas at a low cost.

Feature

-Built-in amplifier circuit(VDC, mA)

-Measuring range - 100~1000kPa

-0.5%FS accuracy

-Piezoresistive silicon cell

-Zero,Span Adjustable

-Use with non-corrosive,non-ionic media

Applications

-Gas leak detection

-Gas monitoring

-Gas & Air process control

-Vacuum system

SPECIFICATIONS

Range
	0~10 ... 100kPa（Gauge） -100~0，10 ... 100kPa（Gauge）
Performance
Accuracy	±0.5%FS（RSS）
Thermal Effect on Zero	±0.06%FS/℃
Thermal Effect on Span	±0.06%FS/℃
Compensated Temperature Range	-10~70℃
Operating Temperature Range	-20~80℃
Electrical
Excitation	11~28VDC
Output	0~5，1~5,0~10VDC，4~20mA（2，3Wire）
Electrical Connection	Connector，Cable，Head，DIN Connector
Physical
Proof Pressure	150%FS Max.
Burst Pressure	200%FS Min.
Vibration	49.1m/s²{5G}，10~500Hz
Shock	490m/s²{50G}
Pressure Port	R(PT)1/8”,G(PF)1/8”,R(PT)1/4”,G(PF)1/4”,R(PT)3/8”,G(PF)3/8”
Media - Wetted Materials	Stainless Steel 303，SiO₂_，VITON
Weight	Connector type : Approx. 110g（Sensor Only）

Dimension

Pin No.	Wire Color	Connections
Pin No.	Wire Color	4Wire	3Wire	2Wire
1	Red	Input ⊕	Input ⊕	Input ⊕
2	White	Output ⊝	Common ⊝	X
3	Black	Input ⊝	X	Output ⊕
4	Green	Output ⊕	Output ⊕	X
5	Shield	Earth	Earth	Earth

Wire Color	Connections
Wire Color	4Wire	3Wire	2Wire
Red	Input ⊕	Input ⊕	Input ⊕
White	Output ⊝	Common ⊝	X
Black	Input ⊝	X	Output ⊕
Green	Output ⊕	Output ⊕	X
Shield	Earth	Earth	Earth