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Pressure Sensor, Explosion Proof Pressure Transmitter, 4-20mA Pressure Transmitter manufacturer / supplier in China, offering Explosion Proof 4-20mA High Accuracy Pressure Transmitter with LCD Display, Drop-in Stainless Steel Pressure Level Sensor for Depth Control, PTFE 4~20mA SS316 Acid Proof Hydrostatic Level Pressure Sensor and so on.

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Explosion Proof 4-20mA High Accuracy Pressure Transmitter with LCD Display

FOB Price: Get Latest Price
Min. Order: 1 Piece
Port: Shanghai, China
Production Capacity: 12000set/Month
Payment Terms: L/C, T/T, Western Union, Paypal

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Basic Info
  • Model NO.: WNK51
  • Structure Type: Diffused Silicon Pressure Transmitter
  • Accuracy Grade: 0.075%
  • IP Rating: IP67
  • Customized: Customized
  • Output Signal: 4~20m, 4~20mA/Hart, Profibus-PA
  • Stability: 0.15% of Url for 5 Years
  • Protection Class: IP66/67
  • Transport Package: Each Set in One Individual Carton with Foam
  • Origin: Anhui, China
  • Type: Gauge Pressure Transmitter
  • Measuring Medium: Gas, Steam, Liquid
  • Pressure range: 0.1bar~700bar
  • Certification: ISO
  • Range Down: 100:1
  • Housing Material: Aluminum Alloy
  • Temperature Drift: 0.03% of Url/10oc
  • Trademark: WNK
  • Specification: 95*126*52 (mm)
  • HS Code: 90262010
Product Description
Explosion Proof 4-20mA High Accuracy Pressure Transmitter with LCD Display

WNK5 series pressure transmitter is the best high performance pressure transmitters provided by Anhui WNK Electronic Engineering Co., Ltd. It translate the Physical signal collected from pressure, differential pressure ,level etc into standard signal, by collecting cell sensor and digital processing circuit.

Our WNK5 have the best precision and signal uniformity by applying advanced specified integrated circuit digital technology. Each set transmitter has the
Environmental temperature characteristic compensation in our factory, to ensure max precision and mini drift. 

Accurate: High Accuracy up to 0.075%
Stable: Long-term stability of ±0.15%URL for 5 years.
Reliable: Defective free for 50,000 hours.

We provide a full series of smart pressure transmitter that including: 
WNK51 Smart High PrecisIon Pressure Transmitter
WNK59 Smart Pressure Transmitter
WNK52 Smart Diaphragm Pressure Transmitter
WNK55 Smart High Precision Differential Pressure Transmitter
WNK50 Smart Differential Pressure Transmitter
WNK57 Smart Single Flange Differential Pressure Transmitter
WNK58 High Temperature Double Flange Differential Pressure Transmitter

WNK51 Smart High Precision Gauge/Absolute Pressure Transmitter
1. High reference accuracy up to 0.075%, higher on request.1. Gauge & absolute pressure measurement in gases, steam or liquids in all areas of of engineering process and measurement.
2. Long-term drift  ≤±0.15%URL for 5 years.
3. Range down ratio 100:1; higher on request. 2. Level,volume or mass  measurement in liquids.
4. Replaceable display unit & electronic module.
5. Universal electronics.3. Working with detecting element, measure the flow of gases, steam and liquid flow.( volume and mass flow)
6. Menu-guided operation.
7. Factory default data recovery is supportive
8. Hart, PROFIBUS-PA or FF protocol for option. 4. High pressure up to 700bar.
Technical Data
Applicable medialiquid, gas and steam
Pressure range-100KPa~70MPa
Accuracy0.075%, higher on request
Stability±0.15% of URL for 5 years
Temperature drift±0.03% of URL/10ºC
Output signals4~20mA, Hart, PROFIBUS-PA for option
Housing materialAluminum14
Mechanical connectionM20×1.5;G1/2;1/2NPT
Protection classIP66/67
Explosion-proofExia II CT4, other option per request
Power Supply10.5-55V DC   10.5-30V DC
Ambient temperature-40 to 85ºC,-40 to 80ºCfor LCD header
Storage temperature-45 to 85ºC,-40 to 80ºC for LCD header ;
Measurementwith display: 95*126*52 (mm)
without display: 95*115*52 (mm)
Net Weight1.7kg (without bracket or process connection)
Ordering information
ModelProduct Details
WNK51smart high precision pressure transmitter
AFor non-hazardous areas
For other approvals or more information, please contact with us
CodeOutput Code
ANo display
CodeHousing; Cable entry; Protection
BAluminum 14,G1/2,IP66/67
CodeSensor range, for gauge pressureCodeSensor range, for absolute pressure
1C100mbar (10kPa/1mH2O)2C100mbar (10kPa/1mH2O)
1E250mbar (25kPa/2.5mH2O)2E250mbar (25kPa/2.5mH2O)
1F400mbar (40kPa/4mH2O)2F400mbar (40kPa/4mH2O)
1H1bar (100kPa/10mH2O)2H1bar (100kPa/10mH2O)
1K2bar (200kPa/20mH2O)2K2bar (200kPa/20mH2O)
1M4bar (400kPa/40mH2O)2M4bar (400kPa/40mH2O)
1P10bar (1MPa/100mH2O)2P10bar (1MPa/100mH2O)
1S40bar (4MPa/400mH2O)2S40bar (4MPa/400mH2O)
1U100bar (10MPa/1000mH2O)2U100bar (10MPa/1000mH2O)
1W400bar (40MPa/4000mH2O)2W400bar (40MPa/4000mH2O)
1X700bar (70MPa/7000mH2O)2X700bar (70MPa/7000mH2O)
1Sensor range,mbar/bar
2Sensor range,kPa/MPa
3Sensor range,mmH2O/mH2O
4Sensor range,psi
CodeDiaphragm material
2Alloy C-276
XOther special requirement
For other special kind of diaphragm, please contact with us.
CodeProcess connection; screw
GAMale thread G1/2, inner hole 3mm,316
GBMale thread G1/2, inner hole 11.4mm,316
GCFemale thread G1/2, inner hole 3mm,316
GDFemale thread G1/2, inner hole 11.4mm,316
NAMale thread 1/2NPT, inner hole 3mm,316
NBMale thread 1/2NPT, inner hole 11.4mm,316
NCFemale thread 1/2NPT, inner hole 3mm,316
NDFemale thread 1/2NPT, inner hole 11.4mm,316
MAMale thread M20×1.5, inner hole 3mm,316
MBMale thread M20×1.5, inner hole 11.4mm ,316
JXOther special requirement
For other special connection screw thread, please contact with us.
CodeProcess connection material
HAlloy C
CodeOvervoltage protection
MOvervoltage protection
CodeMounting bracket
UMounting bracket for pipe
Typical model#:WNK51 AHL A1P21 MA3 AU

For more information, please contact us for product manual.
Explosion Proof 4-20mA High Accuracy Pressure Transmitter with LCD Display

WNK51 Smart High Precison pressure transmitter installation diagram (unit : mm)Explosion Proof 4-20mA High Accuracy Pressure Transmitter with LCD Display
Why Choose us?
1. We are professional manufacturer with own R&D and sales team, with more than 12 years producing experience in transmitters & sensors. 
2. We have strict quality control system, each set product we do temperature compensation and aging test before shipment, so the quality is guaranteed.

3~10 days after order confirmed

Customer specific requirement /ODM/OEM is welcome.

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Ms. Lily Huang
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