Good User Reputation for Economical Pressure Transmitter - WP401B 2-relay Alarm Tilt LED Digital Cylindrical Pressure Switch – Wangyuan
Good User Reputation for Economical Pressure Transmitter - WP401B 2-relay Alarm Tilt LED Digital Cylindrical Pressure Switch – Wangyuan Detail:
WP401B LED Digital Pressure Switch can be used to measure & control gauge or absolute pressure in a variety of different industrial applications:
- ✦ Air Duct
- ✦ SCADA System
- ✦ Oxygen Generator
- ✦ Oilfield Water Injection
- ✦ Gas Gate Station
- ✦ Irrigation Pipeline
- ✦ Crude Oil Dehydration
- ✦ Wind Turbine Generator
WP401B Tilt LED Pressure Switch adopts 5-wire cable lead connection transmitting both 4~20mA and relay outputs. The function of High & Low alarm point facilitate monitor and control on pressure variation at key process points. Alarm lamps are integrated on upper corners of the LED indicator, providing legible reading and alert.

| Item name | 2-relay Alarm Tilt LED Digital Cylindrical Pressure Switch | ||
| Model | WP401B | ||
| Measuring range | 0—(± 0.1~±100)kPa, 0 — 50Pa~400MPa | ||
| Accuracy | 0.1%FS; 0.2%FS; 0.5 %FS | ||
| Pressure type | Gauge pressure; Absolute pressure; Sealed pressure; Negative pressure (N). | ||
| Process connection | M20*1.5, G1/2”, 1/4″NPT, Customized | ||
| Electrical connection | Cable lead; Waterproof plug, Customized | ||
| Output signal | 4-20mA + 2 relay alarms | ||
| Power supply | 24V(12-36V) DC | ||
| Local display | 4bits tilt LED indicator | ||
| Compensation temperature | -10~70℃ | ||
| Operating temperature | -40~85℃ | ||
| Material | Cylindrical enclosure: SS304/316L | ||
| Wetted part: SS304/316L; Hastelloy alloy; PTFE, Customized | |||
| Medium | Liquid, Gas, Fluid | ||
| Maximum pressure | Measurement upper limit | Overload | Long term stability |
| <50kPa | 2~5 times | <0.5%FS/year | |
| ≥50kPa | 1.5~3 times | <0.2%FS/year | |
| Note: When measuring range <1kPa, only no corrosion or weak corrosive gas can be measured. | |||
| For more information about WP401B Pressure Switch, please feel free to contact us. | |||
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The company can keep up with the changes in this industry market, product updates fast and the price is cheap, this is our second cooperation, it's good.
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