Q-5SS Fluid Flow Switch

Description

10 to 102,000+ GPM, for pipes 1”-48”+

316 STAINLESS STEEL – Teflon – Viton – WETTED SURFACES

For Use in Mildly Corrosive Chemicals

Generally accepted for use with 316 Stainless Steel (For instance, mildly corrosive fluids such as):

  • Aluminum Sulfate
  • Crude Oil
  • Diluted Sulfuric Acid
  • Ethyl Chloride
  • Hydrochloric Acid
  • Lactic Acid
  • Magnesium Hydroxide
  • Nickel Sulfate
  • Nitric Acid
  • Phenol
  • Potassium Dichromate
  • Zinc Sulfate

Plus

  • Alcohols
  • Filtered Sewage Water
  • Gasoline
  • Glycols
  • Oils
  • Pure Water
  • Soap Solutions
  • Tap Water

Special Features

  • Wetted surfaces of 316 stainless steel, Teflon and Viton
  • Responds to flow only, independent of pressure and temperature
  • Continuously adjustable while operating
  • Mount in any position
  • Line pressure to 300 psig
  • Temperature to 180°F continuous
  • No damage or calibration change when subjected to reasonable hydraulic hammer or surge pulses
  • Maintenance and checkout is a snap for your present personnel using an uncomplicated standard test meter
  • Extensive Chemical Corrosive List (see here).

Target (Drag Disk/Strip) Number

Specs

Model Selection Chart

Pipe Size NPT Flow Limits Between Which Switch Point May Be Set GPM Part Number
Model Pivot Shaft # Target # Electric Cable 1 or 2
1 10—20 Q-5SS 2 2
20—60 Q-5SS 2 1
1.5 14—42 Q-5SS 3 3
20—60 Q-5SS 3 2
30—90 Q-5SS 3 1
2 21—63 Q-5SS 3 4
30—60 Q-5SS 3 2
60—180 Q-5SS 3 1
2.5 36—108 Q-5SS 3 4
90—150 Q-5SS 3 2
90—270 Q-5SS 3 1
3 45—135 Q-5SS 5 4
75—225 Q-5SS 5 2
130—390 Q-5SS 5 1
3.5 56—168 Q-5SS 5 4
85—285 Q-5SS 5 2
180—540 Q-5SS 5 1
4 77—231 Q-5SS 5 4
130—390 Q-5SS 5 2
235—705 Q-5SS 5 1
5 84—252 Q-5SS 5 5
200—600 Q-5SS 5 2
350—1,050 Q-5SS 5 1
6 103—309 Q-5SS 5 6
125—375 Q-5SS 5 5
300—900 Q-5SS 5 2
550—1,650 Q-5SS 5 1
8 189—567 Q-5SS 5 6
232—696 Q-5SS 5 5
550—1,650 Q-5SS 5 2
950—2,850 Q-5SS 5 1
10 292—876 Q-5SS 5 6
358—1,074 Q-5SS 5 5
850—2,550 Q-5SS 5 2
1,450—4,350 Q-5SS 5 1

Large Pipe Size Information Available By Request.

Hysteresis (% Flow Change to Activate/Deactivate Switch)

  • ≈10% at upper end of flow range
  • ≈30% at lower end of flow range

Differential pressure drops across unit (Normal Operating Conditions)

  • 1″ – 3″ Pipe, less than 1 psi
  • 4″ – 48″ Pipe, Negligible

Working Line Pressure

  • 300 psig max. @ 180°F Max
  • (Proof tested to 1200 psig @ 180°F)

Materials

316 Stainless steel body, Noryl cover, 316 stainless steel hardware. Working fluid “sees” 316 stainless, Teflon gasket and Viton elastomer seal.

Electrical Switch Characteristics

  • SPDT
  • 15 amp, 1/2 hp @ 125 or 250 VAC, 1/2 amp @ 125
  • VDC, 1/4 amp @ 250 VDC, 5 amp @ 125 VAC
  • (tungsten lamp load)
  • UL and CSA Listed
  • 10,000,000 Operations Median
  • VAC for a minimum of 20,000 operations.

Model Q-5SS can also be fitted with a SPDT Gold Cross Bar Switch for computer/PLC interface.

Weight: 3.5 lb.

Installation Dimensions

 

Input Power Cable Interface Options

Be the first to review this product
Add your review:
RELATED STORIES