WNK4S Smart Gauge/Absolute Pressure TransmitterFeatures | Applications: |
1. Reference accuracy up to 0.2% | 1. Gauge & absolute pressure measurement in gases, steam or liquids in all areas of of engineering process and measurement. |
2. Long-term drift ≤±0.35%URL for 5 years. |
3. Range ratio 10:1. | 2. Level,volume or mass measurement in liquids. |
4. Factory reset supportive |
5. With MODBUS communication protocol | |
WNK4S Smart Gauge/Absolute Pressure Transmitter
Technical dataApplicable media | liquid, gas and steam |
Pressure range | 0~70MPa |
Accuracy | 0.2% |
Stability | ±0.3% of URL for 5 years |
Temperature drift | ±0.05% of URL/10ºC |
Output signals | 4~20mA, Modbus |
Display | LCD, or pointer optional |
Housing material | Aluminum14 |
Mechanical connection | M20×1.5;G1/2;1/2NPT |
Protection class | IP66/67 |
Ex-proof | Exia II CT4, Exd II CT |
Power Supply | 10.5-55V DC |
Ambient temperature | -40 to 85ºC,-40 to 80ºCfor LCD header |
Storage temperature | -45 to 85ºC,-40 to 80ºC for LCD header ; |
Measurement | with display:110*84*136 (mm) |
Net Weight | 1.3kg (without bracket or process connection) |
Booking informationModel | Product Details |
WNK4S | Smart Pressure Transmitter |
Code | Approval |
A | For non-hazardous areas |
1 | ExiaIICT6 |
2 | ExiaIICT4 |
3 | ExdIICT6 |
For other approvals or more information, please contact with us |
Code | Output Code |
A | 4…20mA |
M | MOUDBUS |
Code | Display |
A | No display |
L | LCD |
Code | Housing; Cable entry; Protection |
A | Aluminum14, 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) |
1W | 400bar (40MPa/4000mH2O) | 2W | 400bar (40MPa/4000mH2O) |
1X | 700bar (70MPa/7000mH2O) | 2X | 700bar (70MPa/7000mH2O) |
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 |
X | Other special requirement |
For other special kind of diaphragm, please contact with us. |
Code | Process connection screw thread |
GA | Male thread G1/2, inner hole 3mm. |
GB | Male thread G1/2, inner hole 11.4mm. |
GC | Female thread G1/2, inner hole 3mm. |
GD | Female thread G1/2, inner hole 11.4mm. |
NA | Male thread 1/2NPT, inner hole 3mm. |
NB | Male thread 1/2NPT, inner hole 11.4mm. |
NC | Female thread 1/2NPT, inner hole 3mm. |
ND | Female thread 1/2NPT, inner hole 11.4mm. |
MA | Male thread M20×1.5, inner hole 3mm. |
MB | Male thread M20×1.5, inner hole 11.4mm. |
KA | 2" sanitary clamping, diaphragm 18 mm |
KB | 2.5"sanitary clamping, diaphragm 18 mm |
KC | 2"sanitary clamping, isolation diaphragm 38 mm |
KD | 2.5"sanitary clamping, isolation diaphragm 38 mm |
DA | DN25 flange, diaphragm 18 mm |
DB | DN25 flange, isolation diaphragm 38 mm |
JX | Other special requirement |
or other special connection screw thread, please contact with us. |
Code | Process connection material |
4 | 304 |
6 | 316 |
H | Alloy C |
Code | Mounting bracket |
A | No |
U | Mounting bracket for pipe |
Typical model#: WNK4S AAL A1P 21MA 4A |
For more information, please contact us for product manual.WNK4S smart pressure transmitter dimensions (unit : mm)
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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.Delivery5~10 days after order confirmedCustomer specific requirement ODM/OEM is welcome.FAQQ: Are you manufacturer or trading company?
A: We are 13-year professional manufacturer of Pressure/ Level/ Temperature transmitters with 4~20mA, Hart, Profibus & FF protocols, pressure sensors with SPI, I2C, 4~20mA, 0.5~4.5V and etc, and electronic switches. We provide high quality products with high competitive factory price.
Q: What's your quality control system?
A: As an ISO9001:2015 certificated manufacturer, we have strict quality control system, and each product is done fatigue testing, calibration, temperature compensation before shipment. High quality is guaranteed.
Q: Is there MOQ with your product?
A: We have no MOQ limits, 1pc for testing purpose is acceptable.
Q: Can we print our logo on the products? Do you provide customized products?
A: Yes, we can print your logo on our products; OEM, ODM&customization are welcomed.
Q: What is the warranty of your products? And after-sales service?
A: Our warranty time is 12 months after shipment, and our after-sales dpt will respond with your questions in 24hrs, remote instruction by PC network is always available.
Q: What is lead time of your product?
A: We are factory, our lead time is always within 7 working days for products without customization, but lead time for flange products is a little longer.