Home > Products > Water flow indicator > High quality water flow switch with retard
High quality water flow switch with retard
- 5000 Piece / Pieces per Month
- SHANGHAI
- T/T
- 15 days
Product Details
Brand Name: | TEWA SPRAY | Place of Origin: | China | Model Number: | WFAR series |
Product Description
The WFAR water flow indicators shall be installed on system piping as designated on the drawing and/or as specified herein. Water flow indicators shall mount on any clear pipe span of the appropriate normal size, either a horizontal or vertical pipe. The indicators shall have a sensitivity in the range of 4-10 gallons per minute and a static pressure rating up to 450psi for 2”-8” (50mm thru 200mm) pipes. The indicator shall respond to water flow in the specified direction after a preset time delay that is field adjustable. The retard structure shall be a sealed mechanical pneumatic unit with visual time delay adjustment.
• Service Pressure: Up to 450PSI (3.1MPa)
• Flow Sensitivity Range for Signal: 4-10GPM (15.0-37.5L/min)
• Maximum Surge: 18FPS (5.5m/s)
• Contact Ratings: Two sets of SPDT (Form C)
10.1Amps at 125/250 VAC
2.0Amps at 24 VDC
• Operating Temperature Range: 40º F to 120ºF (4.5ºC to 49ºC)
• Enclosure Rating: NEMA 4- suitable for indoor/outdoor use
• Warranty: 3 Years
Contact Us
- TEWASPRAY FIRE PROTECTION TECHNOLOGY CO.,LTD
- Contact nameLeo Liu
- Addressxiangcheng Suzhou,Jiangsu
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