OEM manufacturer Ultrasonic Level Transmitter - WP311 Series 4-20ma Underwater Submersible Water Level Pressure Transmitter – Wangyuan
OEM manufacturer Ultrasonic Level Transmitter - WP311 Series 4-20ma Underwater Submersible Water Level Pressure Transmitter – Wangyuan Detail:
WP311 Series Underwater Submersible Level Pressure Transmitter/Transducer can be applied to measure & control liquid level for various domains:
- Constant pressure Water Supply
- Buiding Automation
- Ocean and Ship
- Metallurgy, Environment Protection
- Medical Treatment, Pharmaceutical Manufacture
- Sewage Water Treatment
- Other indsutries with level measurement needs
Imported high stability & reliability sensor component
Various signal outputs, HART protocol &RS485 Modbus available
Excellent corrsion proof and seal
High precision 0.1%FS, 0.2%FS, 0.5%FS
Explosion-proof type: Ex iaIICT4 Intrinsically Safe, Ex dIICT6 Flame-proof
Compliance with Marine Standard
Unique internal construct, complete prevention of Condensation & Dewfall
Special electronic design, basic prevention of Lightning Strike
WP311 Series Underwater Submersible Level Pressure Transmitter/Sensor has 3 variants: WP311A/B/C.
WP311A is a compact economical type level sensor. It has no terminal box, local display or electric connector, using 2 wire simple connection.
WP311B/C are split type level transuders, they have terminal box, can be made corrosion-proof and equip local display. WP311B use standard 2088 terminal box while WP311C is equipped with special Look down terminal box that local display is mounted on the top of shell.
Terminal Box of WP311C with/without display
| Name | Underwater Submersible Water Level Pressure Transmitter |
| Model | WP311A/B/C |
| Measuring range | 0-0.5~200mH2O Cable length ≥ Range |
| Accuracy | 0.1%FS; 0.25%FS; 0.5 %FS |
| Supply voltage | 24VDC |
| Probe material | SUS 304, SUS316L, PTFE |
| Cable sheath material | SUS304(Rigid stem of Flexible tube), PVC, PTFE |
| Output signal | 4-20mA (2 wire), 4-20mA + HART, RS485, RS485+4-20mA |
| Operating temperature | -40~85℃ (The medium cannot be solidified) |
| Protection grade | IP68 |
| Overload | 150%FS |
| Stability | 0.2%FS/year |
| Electric connection | Vented cable |
| Process connection | M36*2 Male, Flange DN50 PN1.0 |
| Probe connection | M20*1.5 M, M20*1.5 F |
| Indicator(WP311B/C only) | 3 1/2 bits LCD/LED, 4 or 5 bits intelligent LCD (mounted on the side for WP311B; on the top for WP311C) |
| Measured medium | Liquid, Water, Oil, Fuel, Diesel and other Chemicals. |
| Explosion proof | Intrinsically safe Ex iaIICT4; Flame-proof Ex dIICT6, Lightning protection. |
| For more information about the Series of Underwater Submersible Water Level Sensors, please feel free to contact us. | |
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The key to our success is "Good Product Quality, Reasonable Value and Efficient Service" for OEM manufacturer Ultrasonic Level Transmitter - WP311 Series 4-20ma Underwater Submersible Water Level Pressure Transmitter – Wangyuan , The product will supply to all over the world, such as: Cannes, Johor, Sacramento, We have a strict and complete quality control system, which ensures that each product can meet quality requirements of customers. Besides, all of our products have been strictly inspected before shipment.
This is a honest and trustworthy company, technology and equipment are very advanced and the prodduct is very adequate, there is no worry in the suppliment.









