Lot of 5 Harwil Fluid Flow Switch

Regular price $400.00

Stock: 1 left

Lot of 5 Harwil Fluid Flow Switch

1 only Q-5/3/H/F
2 Only Q-5/2/L/B.
1 Only Q-5/2/H/
1 Only Liquid Level Switch M# L-5/B

Monitoring flow of coolants and fluids supplied to:

  • Air Conditioning Systems
  • Plastic Molding Equipment
  • Boilers
  • Scrubbers
  • Cooling in Data Centers
  • Spot Welders
  • Diodes, SCRs, Triacs, etc.
  • Transformers
  • Fluid Blending Systems
  • Vacuum Systems
  • High Power Transistors

Other Uses:

  • Fire Sprinkler Flow Alarms
  • Municipal Water Supply Systems
  • Oil Supply to Bearing & Gear Systems

HYSTERESIS (Δ FLOW RATE TO ACTIVATE/DEACTIVATE SWITCH)
≈ 5% at upper end of flow range
≈ 25% at lower end of flow range

DIFFERENTIAL PRESSURE DROPS ACROSS UNIT
Under normal operating conditions:
≈ 1.0 psig at upper end of flow range
≈ 5.0 psig at lower end of flow range

WORKING LINE PRESSURE
300 psig max. @ 180˚F max (Proof tested to 1,200 psi @ 70˚F)

WORKING TEMPERATURE
180˚F max. (May be extended to 200˚F for short periods.)

WETTED MATERIALS
Body: Red brass Hardware: Noryl® (PPO) (10% glass fibers), 316 stainless steel, Plastic Working fluid “sees” red brass, 316 stainless steel, phosphor bronze, and EPDM Elastomer Seal Gasket: Cork/Nitrile blend Optional Seal: Hypalon, Viton® or FKM

ELECTRICAL SWITCH CHARACTERISTICS
SPDT (single pole double throw) 15A, 1/2 hp @ 125 or 250VAC .A @ 125VDC, .A @ 250VDC 5A @ 125VAC (tungsten lamp load) 10,000,000 Operations Median Switch may be overloaded to 20A @ 125 or 250VAC for a minimum of 20,000 operations. Model Q-5 and Q-5SS can also be fitted with a SPDT Gold Cross Bar Switch for computer/PLC interface.

 Appears Unused,Sold As Is

Shipping Weight: 12 Lbs

Shipping Dimensions: 8" & 8" & 8" Box
 

 All prices are in Canadian Dollars

Tax and Customs Brokerage Information
  • Canadian customers will be charged GST or HST on material and shipping
  • US and international customers may be charged incoming taxes, duties, brokerage charges by their countries customs department or shipping company

                               Contact Info

If you have any questions regarding our products please call Jeff or Carrie at 1-289-820-7831

  • NISurplus Inc.
  • Welland Ontario,Canada
  • Phone: 1-289-820-7831  
  • E-mail: Carrie@nisurplus.com