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