



WNK52 High Temperature Smart Diaphragm Pressure Transmitter
(Gauge & absolute pressure)Features | Applications: |
1. High reference accuracy up to 0.075%, higher on request. | Gauge & absolute pressure measurement in gases, steam or liquids in all areas of of engineering process and measurement. |
2. Long-term drift ≤±0.25%URL for 1 year. |
3. Range down ratio 100:1; higher on request. | Level measurement in liquids. |
4. Replaceable display unit & electronic module. | High process temperatures up to 280ºC with diaphragm seals. |
5. Universal electronics. | It can be used below particular occasiaon |
6. Menu-guided operation. | 1. Need to isolate the high temperature medium with transmitter |
7. Factory default data recovery is supportive | 2. The measuring medium is corrosive to the transmitter |
8. Hart, PROFIBUS-PA or FF protocol for option. | 3. The measuring medium solidification or crystallization due to environmental or temperature changes |
| 4. Suspended liquid or high viscosity medium |
WNK52 High Temperature Smart Diaphragm Pressure Transmitter (Gauge & absolute pressure) Technical Data |
Applicable media | liquid, gas and steam |
Pressure range | -100KPa~6MPa |
Accuracy | 0.075%, higher on request |
Stability | ±0.25% of URL for 1 year |
Temperature drift | ±0.0625% of URL/10ºC |
Output signals | 4~20mA, Hart, PROFIBUS-PA for option |
Housing material | Aluminum14 |
Mechanical connection | M20×1.5;G1/2;1/2NPT |
Protection class | IP66/67 |
Diaphragm material | 316L, Alloy C-276, Monel, Tantalum diaphragm, 316L with PTFE coating etc for option |
Fluid filled | Silicon oil,Vegetable oil,Inert oil ,High temperature oil etc for option |
Ex-proof | Exia II CT4, other option per request |
Power Supply | 10.5-55V 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 ; |
For more information, please contact us for product manual.Ordering codeModel | Product details |
WNK52 | Smart Diaphragm Pressure Transmitter |
Code | Approval |
A | For non explosion-proof areas |
1 | ExiaIICT6 |
2 | ExiaIICT4 |
3 | ExdIIBT6 |
For other approvals or more information, please contact with us |
Code | Output code |
A | 4…20mA |
H | 4…20mA, HART |
P | PROFIBUS-PA |
F | FF |
Code | Display |
A | No display |
L | LCD |
Code | Housing; Cable entry; Protection |
A | Aluminum 14, M20×1.5, IP66/67 |
Code | Sensor range, for gauge pressure | Code | Sensor range, for absolute pressure |
1C | 100mbar (10kPa/1mH2O) | 2C | 100mbar (10kPa/1mH2O) |
1E | 250mbar (25kPa/2.5mH2O) | 2E | 250mbar (25kPa/2.5mH2O) |
1F | 400mbar (40kPa/4mH2O) | 2F | 400mbar (40kPa/4mH2O) |
1H | 1bar (100kPa/10mH2O) | 2H | 1bar (100kPa/10mH2O) |
1K | 2bar (200kPa/20mH2O) | 2K | 2bar (200kPa/20mH2O) |
1M | 4bar (400kPa/40mH2O) | 2M | 4bar (400kPa/40mH2O) |
1P | 10bar (1MPa/100mH2O) | 2P | 10bar (1MPa/100mH2O) |
1S | 40bar (4MPa/400mH2O) | 2S | 40bar (4MPa/400mH2O) |
1U | 100bar (10MPa/1000mH2O) | 2U | 100bar (10MPa/1000mH2O) |
Code | Calibration, Unit |
1 | Sensor range, mbar/bar |
2 | Sensor range, kPa/MPa |
3 | Sensor range, mmH2O/mH2O |
4 | Sensor range, psi |
Code | Diaphragm material |
1 | 316L SST |
2 | Alloy C-276 |
3 | Monel |
4 | Tantalum diaphragm |
6 | 316L with PTFE coating(not fit for vacuum situation, only for non-explosive proof ) |
X | Other special requirements |
For other special diaphragm, please contact with us. |
Code | Process connection EN/DIN flange | Code | Process connection ANSI flange |
EA1 | DN25 PN10/40 B1 | NA1 | 1"300 lbs RF |
EA2 | DN25 PN64/160 E | NA2 | 1"400/600 lbs RF |
EA3 | DN25 PN250 E | NA3 | 1"900/1500 lbs RF |
EA4 | DN25 PN400 E | NA4 | 1"2500 lbs RF |
EH1 | DN50 PN25/40 A | NH1 | 2"300 lbs RF |
EH2 | DN50 PN100/160 E | NH2 | 2"400/600 lbs RF |
EH3 | DN50 PN250 E | NH3 | 2"900/1500 lbs RF |
EH4 | DN50 PN400 E | NH4 | 2"2500 lbs RF |
EQ1 | DN80 PN25/40 A | NQ1 | 3"300 lbs RF |
EQ2 | DN80 PN100 B1 | NM1 | 4"300 lbs RF |
EM1 | DN100 PN100 B1E | | |
EAX | Other special requirement |
For other special screw thread connection, please contact with us. |
Code | Depth of the diaphragm insert | Code | Depth of the diaphragm insert |
C0 | No | C4 | 2" |
C1 | 50mm | C5 | 4" |
C2 | 100mm | C6 | 6" |
C3 | 200mm | C7 | 8" |
Code | Fluid filled | Code | Fluid filled |
A | Silicon oil | C | Inert oil |
B | Vegetable oil | D | High temperature oil |
Code | Capillary length |
A | No |
XX | XX, to fill the digit, 01says 1m, 99says 99m |
Code | Mounting bracket |
A | No |
U | Mounting bracket for pipe |
Typical model#: WNK52 AHL A1H21 EHC0 AAA |
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.
Delivery10~15 working days after order confirmed.
Customer specific requirement /ODM/OEM is welcome.