Hefei WNK Smart Technology Co.,Ltd
21 Year Professional Manufacturer Pressure, Level & Temperature Sensors and Transmitters
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Intelligent 4-20mA Diffused Silicon Smart Pressure Transmitter with 2" Mounting Bracket for Industrial Filed
WNK4 series pressure transmitter is the cost effective pressure transmitters provided by Hefei WNK Smart Technology Co., Ltd. It transforms the physical signal of pressure, differential pressure and level etc into standard signal, by collecting cell sensor and digital processing circuit.
WNK4 series has the best precision and signal uniformity by applying advanced specified integrated circuit digital technology. Each set of transmitter is ambient temperature compensated in our factory, to ensure max precision and mini drift in wide working temperature range.
Product application
1. Gauge & absolute pressure measurement in gases, steam or liquids in all areas of of engineering process and measurement.
2. Level, volume or mass measurement in liquids.
3. Working with detecting element, measure the flow of gases, steam and liquid flow.( volume and mass flow)
4. High pressure up to 700bar.
Product feature
1. reference accuracy up to 0.2%.
2. Long-term stability
3. Intrinsically safe and flameproof explosion proof
4. Range down ratio 100:1
5. With Modbus communication protocol
Technical data
| Measured media | liquid, gas and steam |
| Pressure range | -100KPa~70MPa |
| Output signals | 4~20mA, Modbus-RS485, 1-5V |
| Accuracy | 0.2% |
| Stability | ±0.3% of URL for 5 years |
| Temperature drift | ±0.05% of URL/10ºC |
| Display | LCD, or pointer optional |
| Housing material | Aluminum14 |
| Process connection | M20×1.5;G1/2;1/2NPT; flush diaphragm |
| Protection class | IP66/67 |
| 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 ; |
| Dimension | with display: 84*1110*52 (mm) |
| Net Weight | 1.1kg (without bracket or process connection) |
Installation diagram
Ordering sheet