QYD(W) Waterproof Differential Pressure Switch
The QYD(W) Waterproof Differential Pressure Switch is designed for reliable pressure monitoring and control in various industrial applications.
Technical Specifications
| Measurement Media |
Fluorinated refrigerants, air, and liquids (allowable medium temperature -20 ℃ to 120 ℃) |
| Power Supply |
125VAC-15A / 250VAC-8A |
| Differential |
Minimum: 0.5bar / Maximum: 6bar |
| Protection Rating |
IP65 |
| Connection |
1/4'' BSP |
| Maximum Work Pressure |
17bar |
| Contact Form |
SPDT |
Applications
- Chilled water supply/return differential pressure bypass control in central HVAC systems
- Return oil filter clogging alarm in hydraulic systems (differential up to 6 bar)
- Differential pressure alarm across fresh air handling unit filters
- Cooling water heat exchanger fouling differential pressure detection
- Filter bed pressure drop detection in sand filters for water treatment plants
- Differential pressure monitoring across water flow alarm valves in fire sprinkler systems
- Differential pressure switch alarm across pipeline strainers (Y-type or basket)
- Filter differential pressure monitoring for ballast water treatment systems on ships