Images are representations only.
Series HFO In-Line Flow Alarm
Brand: Dwyer Instruments, LLCThe Series HFO In-Line Flow Alarms provide continuous monitoring and control of flow rate levels.
The flow alarm can be configured to open or close a contact for an increasing or decreasing set point.
Available in 1/4˝, 1/2˝, 1˝ or 1-1/2˝ female NPT process connections, in aluminum, brass or 304 SS body.
Features- Provides two 10 A SPDT limit switches with field adjustable alarm settings for application control and integral direct reading scale provides local indication of flow rate
- Increased application versatility with no inlet or outlet straight plumbing requirement and can be mounted horizontally, vertically, or inverted
- Outdoor or harsh environment installation capable with rugged cast aluminum construction and NEMA 4X (IP65) enclosure
Displaying prices & availability for Ohio, United States in CAD. Change location.
Models matching criteria: 32
- Scale - Single Scale
- Body Material - Brass
- Process Connection - 1-1/2" Female NPT
100+ In Stock
$1,836.00 CAD
Does not ship to OH, United States
- Scale - Dual Scale
- Process Connection - 1" Female NPT
100+ In Stock
$2,136.00 CAD
Does not ship to OH, United States
- Scale - Single Scale
- Body Material - Brass
- Process Connection - 1/2" Female NPT
- Flow Rate - 0.5 to 5.0 GPM (2 to 19 L/min) Water
100+ In Stock
$1,068.00 CAD
Does not ship to OH, United States
- Scale - Dual Scale
- Process Connection - 1/2" Female NPT
- Flow Rate - 0.5 to 5.0 GPM (2 to 19 L/min) Water
100+ In Stock
$272.00 CAD
Does not ship to OH, United States
- Scale - Dual Scale
- Body Material - Aluminum
- Process Connection - 1/4" Female NPT
100+ In Stock
$1,354.00 CAD
Does not ship to OH, United States
- Scale - Dual Scale
- Body Material - Aluminum
100+ In Stock
$2,239.00 CAD
Does not ship to OH, United States
50+ In Stock
$996.00 CAD
Does not ship to OH, United States
- Scale - Dual Scale
- Process Connection - 1" Female NPT
- Flow Rate - 4 to 40 GPM (20 to 150 L/min) Water
50+ In Stock
$2,193.00 CAD
Does not ship to OH, United States
- Scale - Single Scale
- Body Material - 304 Stainless Steel
- Process Connection - 1/2" Female NPT
- Flow Rate - 0.2 to 2 GPM (1 to 8 L/min) Water
50+ In Stock
$208.00 CAD
Does not ship to OH, United States
- Scale - Single Scale
- Body Material - 304 Stainless Steel
- Process Connection - 1/2" Female NPT
- Flow Rate - 1 to 10 GPM (3 to 37.5 L/min) Water
50+ In Stock
$180.00 CAD
Does not ship to OH, United States
- Scale - Single Scale
- Body Material - 304 Stainless Steel
- Process Connection - 1/2" Female NPT
50+ In Stock
$1,911.00 CAD
Does not ship to OH, United States
- Scale - Single Scale
- Body Material - Brass
- Process Connection - 3/4" Female NPT
- Flow Rate - 1 to 15 GPM (5 to 55 L/min) Water
50+ In Stock
$639.00 CAD
Does not ship to OH, United States
- Scale - Single Scale
- Process Connection - 1/4" Female NPT
50+ In Stock
$1,440.00 CAD
Does not ship to OH, United States
- Scale - Single Scale
- Body Material - Brass
- Process Connection - 1" Female NPT
25+ In Stock
$1,170.00 CAD
Does not ship to OH, United States
- Scale - Single Scale
- Process Connection - 1/4" Female NPT
- Flow Rate - 2 to 12 SCFM (1 to 5.5 L/sec) Air
25+ In Stock
$1,165.00 CAD
Does not ship to OH, United States
25+ In Stock
$2,116.00 CAD
Does not ship to OH, United States
- Scale - Dual Scale
- Process Connection - 1/2" Female NPT
25+ In Stock
$281.00 CAD
Does not ship to OH, United States
- Scale - Dual Scale
- Process Connection - 1/2" Female NPT
- Flow Rate - 1 to 10 GPM (3 to 37.5 L/min) Water
25+ In Stock
$1,138.00 CAD
Does not ship to OH, United States
- Scale - Single Scale
- Process Connection - 1/4" Female NPT
- Flow Rate - 4 to 23 SCFM (2 to 10 L/sec) Air
25+ In Stock
$2,079.00 CAD
Does not ship to OH, United States
- Scale - Dual Scale
- Process Connection - 3/4" Female NPT
25+ In Stock
$2,505.00 CAD
Does not ship to OH, United States
- Scale - Dual Scale
- Process Connection - 1/2" Female NPT
- Flow Rate - 0.2 to 2 GPM (1 to 8 L/min) Water
25+ In Stock
$1,566.00 CAD
Does not ship to OH, United States
- Scale - Dual Scale
- Process Connection - 3/4" Female NPT
- Flow Rate - 2 to 20 GPM (10 to 74 L/min) Water
25+ In Stock
$2,353.00 CAD
Does not ship to OH, United States
- Scale - Dual Scale
- Process Connection - 1-1/2" Female NPT
- Flow Rate - 6 to 50 GPM (20 to 190 L/min) Water
24 In Stock
$1,192.00 CAD
Does not ship to OH, United States
- Scale - Dual Scale
- Process Connection - 3/4" Female NPT
- Flow Rate - 1 to 15 GPM (5 to 55 L/min) Water
23 In Stock
$1,648.00 CAD
Does not ship to OH, United States
- Scale - Single Scale
- Body Material - Brass
- Process Connection - 1-1/2" Female NPT
- Flow Rate - 6 to 50 GPM (20 to 190 L/min) Water
20 In Stock
$1,980.00 CAD
Does not ship to OH, United States
- Scale - Dual Scale
- Process Connection - 1-1/2" Female NPT
17 In Stock
$1,087.00 CAD
Does not ship to OH, United States
- Scale - Single Scale
- Body Material - 304 Stainless Steel
17 In Stock
$1,282.00 CAD
Does not ship to OH, United States
- Scale - Single Scale
- Body Material - Brass
- Process Connection - 3/4" Female NPT
- Flow Rate - 2 to 20 GPM (10 to 74 L/min) Water
13 In Stock
$309.00 CAD
Does not ship to OH, United States
- Scale - Single Scale
- Body Material - Brass
- Process Connection - 3/4" Female NPT
13 In Stock
$1,442.00 CAD
Does not ship to OH, United States
- Scale - Single Scale
- Body Material - Brass
- Process Connection - 1/2" Female NPT
9 In Stock
$114.00 CAD
Does not ship to OH, United States
- Scale - Single Scale
- Body Material - Brass
5 In Stock
$2,181.00 CAD
Does not ship to OH, United States
- Scale - Single Scale
- Body Material - Brass
- Process Connection - 1" Female NPT
- Flow Rate - 4 to 40 GPM (20 to 150 L/min) Water
1 In Stock
$341.00 CAD
Does not ship to OH, United States
Specifications
Accuracy
- ± 2 % of Full Scale
Enclosure, Body Material
- 304 Stainless Steel
- Aluminum
- Brass
Environmental Protection
- IP66
- NEMA 4X
Flow Rate
- 0.2 to 50 gpm (1 to 190 LPM)
- Air: 2 to 23 scfm (1 to 10 SLPS)
Media
- Compatible Gases
- Compatible Liquids
NPT Connection
- 1” NPT Female
- 1/2” NPT Female
- 1/4” NPT Female
- 1-1/2” NPT Female
- 3/4” NPT Female
Pressure Range
- psig: 600 to 6,000 (kPa: 4,137 to 41,370, bar: 41 to 413.7)
Repeatability
- ± 1 % of Full Scale
Seat / Seal Material
- Buna-N
- Fluoroelastomer
Switch Type
- SPDT, 10 A at 250 Vac, 0.5 A at 125 Vdc, (Resistive)
Temperature Range
- 76° C (170° F)
Wetted Materials
- 304 Stainless Steel
- PTFE-Coated Alnico - Magnet
- Waste Water Processing
- Lubrication Systems
- Process Control
- Solar Systems
- Drain Lines
- Pump Testing
