High Quality for Tank Level Transmitter - WP311 Series 4-20ma Underwater Submersible Water Level Pressure Transmitter – Wangyuan
High Quality for Tank Level Transmitter - WP311 Series 4-20ma Underwater Submersible Water Level Pressure Transmitter – Wangyuan Detail:
WP311 Series Underwater Submersible Level Pressure Transmitter 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 has 3 variants: WP311A/B/C.
WP311A is compact economical type level transmitter. It has no terminal box, local display or electric connector, using 2 wire simple connection.
WP311B/C are split type, 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 Pressure Transmitter, please feel free to contact us. | |
Product detail pictures:
Related Product Guide:
We stick to the principle of "quality first, service first, continuous improvement and innovation to meet the customers" for the management and "zero defect, zero complaints" as the quality objective. To perfect our service, we provide the products with the good quality at the reasonable price for High Quality for Tank Level Transmitter - WP311 Series 4-20ma Underwater Submersible Water Level Pressure Transmitter – Wangyuan , The product will supply to all over the world, such as: Nicaragua, Wellington, Turkey, We will not only continuously introduce technical guidance of experts from both home and abroad, but also develop the new and advanced products constantly to satisfactorily meet the needs of our clients all over the world.
The goods we received and the sample sales staff display to us have the same quality, it is really a creditable manufacturer.










