China made economical capacitive pressure transmitter

Intelligent capacitance pressure transmitter Standard packing(or according to the customer request)

Specifications

Intelligent capacitance pressure transmitter  

Description of Intelligent capacitance pressure transmitter :

Intelligent capacitive pressure transmitter is the application of modern advanced technology to produce a high-tech product, the product has novel design principles, complete specifications, installation is simple, intrinsically safe explosion-proof characteristics. Especially in high precision, small size, light weight, strong resistance to vibration, easy adjustment, high long-term stability, good-way overload characteristics, etc., can be directly output 4 ~ 20mA standard signal, suitable for measuring pressure, absolute pressure, negative and level.  

Features of  Intelligent capacitance pressure transmitter :

  Super performance measurement for pressure, level measurement
  Simulation accuracy: ± 0.25% ~ ± 0.1% F · S
  Full Performance: ± 0.5% F · S
  Stability: 0.25% F 12 months
  Turndown ratio: 10:1
  Measuring rate: 0.25
  Compact (2.4kg) full stainless steel flange, easy to install
  Process connection compatible with other products to achieve optimum measurement
  Achieve excellent cold and heat stability
  Standard 4 ~ 20mA, with digital signal based on HART protocol, remote control  

 Specifications of Intelligent capacitance pressure transmitter :

Accuracy : better than ± 0.25%
Influence of ambient temperature / 28 °C
Turndown ratio 1:1 to 10:1 ≤ ± 0.2%
Trace process (≤ 1.5kPa): ≤ ± 0.5%
Static pressure effects ( differential pressure transmitter )
1 , zero error ( can eliminate static pressure )
Static pressure from 0 ~ 13.7MPa, ± 0.2% / 6.9MPa
Static over 13.7MPa, ± 0.5% / 6.9MPa
2 , scale error ± 0.25% / 6.9MPa
Stability
60 months , ± 0.25% F · S at a temperature change of 28 °C
Under static pressure up to 6.9MPa, the range of 1:1 conditions .
Mounting Position Effect
Zero drift up to 250Pa, may be amended out , no span effect .
 Overall performance ( based on an integrated error reference accuracy , ambient temperature , static pressure effects , etc. )
Is in the range of 1:1 to send transformer , temperature 28 °C changes under static pressure of 6.9MPa ± 0.25%
Vibration effects ( except micro drive )
Performed on either axial pipe installation process conditions related
15 to 2000Hz test is less than ± 0.1% F · S
Power effect: less than 0.005% / V
RF interference : 20 to 1000MHz, 1mconditions , ± 0.1% F · S
 Dielectric strength and reverse protection
Positive and negative terminals and housing between 50Hz, 100Vpp lasted one minute without flashover , reverse 24VDC without damage.
Supply voltage :12-45VDC Temperature : -20 °C ~ +85 °C
Storage Temperature : -40 °C ~ +104 °C
Relative humidity: 0 to 90%
Cited pressure connection
1 , cited pressure hole 1/4 NPT internal taper pipe thread
2 , cited pressure screw : M20 × 1.5, 41.3mm pitch
3 , the center distance : 54mm
Diaphragm
316L, Hastelloy or Monel optional
Left and right sensor flange
Casting 316L, 304, Hastelloy C, Monel
Sensor wetted O -ring
Nitrile rubber like seals, PTFE seals, metal seals
 Electronic housing and coating
Low copper aluminum alloy , anodized , spray polyurethane 6000, screw connection portion spraying mosquito bite prevention agents
Sensor Fill Fluid
Silicone oil, inert liquid , glycerol and water
Table cover and display boxes
8mm tempered glass, nitrile rubber seals
Overall protection performance in line : IP67 ( parameters )
Explosion-proof , Intrinsically Safe Certification
The security model "i"
Compliance with GB3836.4-83
Explosion-proof grade : Exia Ⅱ CT5
Explosion-proof "d"
Compliance with GB3836.2-83
Explosion levels : Exds Ⅱ BT5

About Us:
Xi'an Yunyi Instrument Co., Ltd. is a professional manufacturer that engaged in the fields of pressure measurement instrument, the chief engineer Mr Tian has more than 30 years on this area, he is one of the engineers who introduced the Rosemount technology. We specializing in developing high precision pressure transmitter and pressure gauges. And we also develop temperature transmitter, level transmitter, densitometer etc. They are widely used in chemical, petroleum, paper, electricity, city gas, environmental protection, water treatment and other fields.

If you need this pressure transmitter , please visit the website

Katherina Wang