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| Item | Flow Switch |
|---|---|
| Ambient Temperature (minimum) | 32°F |
| Connection Size | 1" |
| Connection Type | NPT |
| Contact Finish | Gold Plated |
| Contact Rating | Not Applicable |
| Contact Rating (ac) | 22.2A @ 240V (Locked Rotor), 3.7A @ 240V (Full Load), 44.4A @ 120V (Locked Rotor), 7.4A @ 120V (Full Load) |
| Fits Brand | Mcdonnell And Miller |
| Flow Rate - Maximum | 17.6 GPM |
| Flow Rate - Minimum | 4.9 GPM |
| Flow Rate Range | 4.9-17.6 GPM |
| Flow Switch Type | Paddle |
| For Pipe Size | 1" |
| Height | 8 2/5" |
| Housing Material | Stainless Steel |
| Includes | (1) Switch, (2) Washers And (1) Screw, (4) Paddles |
| Length | 3.3" |
| Max. Ambient Temp. | 32°F |
| Max. Flow Rate | 17.6 GPM |
| Max. Media Temp. | 225°F |
| Max. Pressure | 160 psi |
|---|---|
| Media Temp. Range | 32°F to 225°F |
| Min. Flow Rate | 4.9 GPM |
| Min. Media Temp. | 32°F |
| Nema Rating | NEMA 4X |
| No. Of Poles | 1 |
| Overall Height | 8 2/5" |
| Overall Length | 3.3" |
| Overall Width | 3.3" |
| Set Point Configuration | Adjustable |
| Set Points | Adjustable |
| Switch Enclosure | NEMA 4X |
| Switch Type | SPDT |
| Thread Type | BSPT |
| Type | Paddle |
| Wetted Material | Brass, Stainless Steel |
| Wetted Material | Brass, Stainless Steel |
| Width | 3.3" |
| standard | CULUS APPROVED |
McDonnell & Miller FS8-W liquid flow switch is designed to monitor the flow of liquids, such as water or oil, in pipes and systems. It is used in HVAC systems, boilers and other fluid-handling equipment to ensure proper flow rates. This switch prevents equipment damage or failure due to insufficient flow, acting as a safety and control device.
| Height (cm) | 21.34 |
|---|---|
| Length (cm) | 8.38 |
| Width (cm) | 8.38 |
| Country Of Origin | US |
|---|---|
| Weight (kg) | 0.8325 |
Major factors include flow rate range, pipe size compatibility, fluid compatibility, NEMA rating, temperature and pressure range, required sensitivity, optional features and compatibility with existing systems.
| Style | Model | Connection Size | Housing Material | For Pipe Size | Min. Flow Rate | Max. Flow Rate | Switch Enclosure | Max. Pressure | Media Temp. Range | Price (ex. VAT) | Cart |
|---|---|---|---|---|---|---|---|---|---|---|---|
| A | FS-200-W | 1" | Steel | - | - | 14.8 GPM | - | 160 psi | - | $1,247.29 | |
| B | FS-204-W | 1" | Aluminum | - | - | - | - | 160 psi | - | $775.34 | |
| C | FS7-4 | 1 1/4" | Brass | 1 1/4", 16" | 4.8 GPM | 4.8 GPM | NEMA 1 | 300 psi | 32°F to 300°F | $1,154.59 | |
| D | AF-1 | 8" | Aluminum | - | - | - | NEMA 1 | - | 32°F to 300°F | $603.44 | |
| E | FS4-3 | 1" | Stainless Steel | 1" | 6 GPM | 10.2 GPM | - | 160 psi | 32°F to 300°F | $596.59 | |
| F | FS1 | 1/2" | - | 1/2" | - | - | - | 100 psi | 32°F to 225°F | $1,039.56 | |
| G | QVE1900U | 1" | Stainless Steel | 1 1/4", 8" | 6 GPM | - | NEMA 4 | - | -4°F to +248°F | $291.83 |
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