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KH181 Universal Pressure Transmitter

View times:  Author:admin  Published time:2018-03-01

KH181 Universal Pressure Transmitter

Introduction
KH181 universal pressure transmitter adopts imported advanced sensitive components with high-precision and high stability and changes AP or GP of the measured object into 4 ~ 20mA or 0 ~ 5V standard signal through high reliable amplifier circuit and accurate temperature compensation. The transducer can achieve automatic measurement and controlling by the high-quality sensors, exquisite packaging, perfect assembling technology, industrial computer and distributed system interface. It can be widely used in petroleum, metallurgy, chemical industry, electric power, light industry, mechanical and environmental protection and other fields


 
Application
1、  Hydraulic and pneumatic control system    
2、  Industrial process measurement and control 
3、  Compressor, refrigerator, air conditioners 
4、  Pumps, air pump, thermoelectric units      
5、  Building automation, constant pressure water supply      
6、  Laboratory pressure calibration system
 
Features
1、  Multiple-range selection, debug Convenience         
2、  All welded structure and stainless steel structure and membrane isolation
3、  Reverse polarity protection and current-limiting
4、  Protection         
5、  Feature: small size, beautiful shape, high quality and
6、  Price patio
7、  High-precision, high-stability, high-reliability    
8、  Anti-lightning, anti-RF interference

Output signal
1、 Output Signal:4~20mA(two lines), 0~5V(three lines),1~5V(two lines)     
2、 Working voltage: 12~40VDC, 12~40VD, 12~40VDC

Technical parameters

1、  Measured object: kinds of gases, liquids compatible with 316 stainless steel
2、  Power Supply:12~40VDC; 24VDC±5% default,  ripple less than 1%;  
3、  Range: 0~200MPa                   
4、  Output signal:4~20mA, 1~5V, 0~5V
5、  Working temperature: -20℃~+80℃, Relative humidity: 0%~100%
6、  isolative resistance≥2000Ω(1000VDC)
7、  Overload resistance: current output:≥800Ω,voltage output: 50KΩ or above  

Performance Parameter 
1、Temperature influence: the largest range±1.0%(compensation temperature:-10℃~+70℃, including temperature influence of zero and total rang range)
2、 Stability: largest range:0.25 % /year: load resistor: negligible  
3、 Overload pressure: 2 times of the full-range;     
4、 Protection class: IP65  
5、 Accuracy: ± 0.5% (including comprehensive error :non-linearity, repeatability and hysteresis)

Structural features
1、  Diaphragm materials: 316 stainless steel                          
2、  Connector material: 304 stainless steel
3、  Case material: 304 stainless steel; Weight: About 0.2Kg
4、  Process connector size: M20×1.5, M12×1, 1/2NPT or customized
5、  Leading way: cable (standard length of 1m) or air plug

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