Boiler Controls - McDonnell Miller, Honeywell & Fireye | Boiler Supplies McDonnell Miller Controls McDonnell Miller Series FS4-3
General Purpose Liquid Flow Universal design serves the widest variety of applications. 1" NPT. Two electrical knock-outs allows connection from either end. Sensitivity adjusting screw makes flow adjustment easy. Single pole, double throw snap switch. Hardened stainless steel bearings minimize friction. Sealed Monel bellows. Minimum temperature 32°F Maximum temperature 300°F Maximum pressure 150 psi NOTE: Do not use liquid flow switches on systems with flow greater than 10 feet per second Values are +- 10% NOTE: Only listed pipe sizes meet UL requirements for fire sprinkler systems.
| Model# | Part# | Description | Weight | A | B | C | D | E | F | G | H | J | K | L | M | N | Price | Qty | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| FS4-3 | 114400 | General Purpose flow switch | 6.00 | 3" | 1 1/2" | 7/8" | 2 7/32" | 8 7/16" | 2 15/16" | 3 3/8" | 1 11/16" | 1 7/16" | 1 1/8" | 3 7/16" | 2 1/16" | 1" | $134.25 | Add to Cart | |
| FS4-3J | 114610 | FS4-3 w/ BSPT connection | 6.00 | 3" | 1 1/2" | 7/8" | 2 7/32" | 8 7/16" | 2 15/16" | 3 3/8" | 1 11/16" | 1 7/16" | 1 1/8" | 3 7/16" | 2 1/16" | 1" | $138.60 | Add to Cart | |
| FS4-3-RP | 114650 | FS4-3 w/ SS reinforced paddles | 6.50 | 3" | 1 1/2" | 7/8" | 2 7/32" | 8 7/16" | 2 15/16" | 3 3/8" | 1 11/16" | 1 7/16" | 1 1/8" | 3 7/16" | 2 1/16" | 1" | $181.90 | Add to Cart | |
| FS4-3Z | 114410 |
FS4-3 w/ ANSI terminal connections $Call |
6.00 | 3" | 1 1/2" | 7/8" | 2 7/32" | 8 7/16" | 2 15/16" | 3 3/8" | 1 11/16" | 1 7/16" | 1 1/8" | 3 7/16" | 2 1/16" | 1" | |||
| FS4-3A | 114450 |
FS4-3 w/ tamper-proof cover screws $Call |
6.00 | 3" | 1 1/2" | 7/8" | 2 7/32" | 8 7/16" | 2 15/16" | 3 3/8" | 1 11/16" | 1 7/16" | 1 1/8" | 3 7/16" | 2 1/16" | 1" | |||
| FS4-3C | 114451 |
FS4-3 w/ trimmed paddles $Call |
6.00 | 3" | 1 1/2" | 7/8" | 2 7/32" | 8 7/16" | 2 15/16" | 3 3/8" | 1 11/16" | 1 7/16" | 1 1/8" | 3 7/16" | 2 1/16" | 1" | |||
| FS4-3D | 114550 | FS4-3 w/ 2 SPDT switches | 6.50 | 3" | 1 1/2" | 7/8" | 2 7/32" | 8 7/16" | 2 15/16" | 3 3/8" | 1 11/16" | 1 7/16" | 1 1/8" | 3 7/16" | 2 1/16" | 1" | $216.55 | Add to Cart | |
| FS4-3S | 114641 | FS4-3 w/ SS body, monel bellows | 6.00 | 3" | 1 1/2" | 7/8" | 2 7/32" | 8 7/16" | 2 15/16" | 3 3/8" | 1 11/16" | 1 7/16" | 1 1/8" | 3 7/16" | 2 1/16" | 1" | $420.05 | Add to Cart | |
| FS4-3SJ | 176216 |
FS4-3S w/ BSPT connection $Call |
6.00 | 3" | 1 1/2" | 7/8" | 2 7/32" | 8 7/16" | 2 15/16" | 3 3/8" | 1 11/16" | 1 7/16" | 1 1/8" | 3 7/16" | 2 1/16" | 1" | |||
| FS4-3DS | 114642 | FS4-3S w/ 2 SPDT switches | 7.50 | 3" | 1 1/2" | 7/8" | 2 7/32" | 8 7/16" | 2 15/16" | 3 3/8" | 1 11/16" | 1 7/16" | 1 1/8" | 3 7/16" | 2 1/16" | 1" | $489.30 | Add to Cart | |
| FS4-3-5R | 114405 |
FS4-3 w/ 5 second DOB $Call |
7.00 | 3" | 1 1/2" | 7/8" | 2 7/32" | 8 7/16" | 2 15/16" | 3 3/8" | 1 11/16" | 1 7/16" | 1 1/8" | 3 7/16" | 2 1/16" | 1" | |||
| FS4-3-20 | 114425 |
FS4-3 w/ 20 second DOB $Call |
7.00 | 3" | 1 1/2" | 7/8" | 2 7/32" | 8 7/16" | 2 15/16" | 3 3/8" | 1 11/16" | 1 7/16" | 1 1/8" | 3 7/16" | 2 1/16" | 1" | |||
| FS4-3J-E | 114611 |
FS4-3J-CE conformance rated $Call |
6.00 | 3" | 1 1/2" | 7/8" | 2 7/32" | 8 7/16" | 2 15/16" | 3 3/8" | 1 11/16" | 1 7/16" | 1 1/8" | 3 7/16" | 2 1/16" | 1" | |||
| FS4-3D-E | 114552 |
FS4-3D-CE conformance rated $Call |
6.00 | 3" | 1 1/2" | 7/8" | 2 7/32" | 8 7/16" | 2 15/16" | 3 3/8" | 1 11/16" | 1 7/16" | 1 1/8" | 3 7/16" | 2 1/16" | 1" | |||
| FS4-3S-E | 114646 |
FS4-3S-CE conformance rated $Call |
6.00 | 3" | 1 1/2" | 7/8" | 2 7/32" | 8 7/16" | 2 15/16" | 3 3/8" | 1 11/16" | 1 7/16" | 1 1/8" | 3 7/16" | 2 1/16" | 1" | |||
| FS4-3F | 114625 | FS4-3 for sprinkler service( Obsolete) | 6.00 | 3" | 1 1/2" | 7/8" | 2 7/32" | 8 7/16" | 2 15/16" | 3 3/8" | 1 11/16" | 1 7/16" | 1 1/8" | 3 7/16" | 2 1/16" | 1" | |||
| FS4-3FCAN | 114626 |
FS4-3 for sprinkler service (Canada) $Call |
6.50 | 3" | 1 1/2" | 7/8" | 2 7/32" | 8 7/16" | 2 15/16" | 3 3/8" | 1 11/16" | 1 7/16" | 1 1/8" | 3 7/16" | 2 1/16" | 1" | |||
| FS4-3F-20 | 114635 |
FS4-3F w/ 20 second DOM $Call |
6.50 | 3" | 1 1/2" | 7/8" | 2 7/32" | 8 7/16" | 2 15/16" | 3 3/8" | 1 11/16" | 1 7/16" | 1 1/8" | 3 7/16" | 2 1/16" | 1" | |||
| FS4-3DF | 114555 | FS4-3F w/ 2 SPDT switches | 6.50 | 3" | 1 1/2" | 7/8" | 2 7/32" | 8 7/16" | 2 15/16" | 3 3/8" | 1 11/16" | 1 7/16" | 1 1/8" | 3 7/16" | 2 1/16" | 1" | $216.55 | Add to Cart | |
| FS4-3DF-20 | 114640 | FS4-3F w/ 20 second DOM, 2 SPDT switches | 7.50 | 3" | 1 1/2" | 7/8" | 2 7/32" | 8 7/16" | 2 15/16" | 3 3/8" | 1 11/16" | 1 7/16" | 1 1/8" | 3 7/16" | 2 1/16" | 1" | $355.10 | Add to Cart |
| Voltage | Motor Switch Rating(Amperes) 120 VDC .5 Amp Full Load | Motor Switch Rating(Amperes) 120 VDC .5 Amp Locked Rotor | Pilot duty |
|---|---|---|---|
| 120 VAC | 7.4 | 44.4 | 125 VA at 120 or 240 VAC |
| 240 VAC | 3.7 | 22.2 | 125 VA at 120 or 240 VAC |
| Pipe Size NPT in. | Settings | Flow gpm | No Flow gpm | Max. Flow Rate gpm w/o paddle damage |
|---|---|---|---|---|
| 1 | Factory or minimum | 6 | 3.6 | 27 |
| 1 | Maximum | 10.2 | 9.2 | 27 |
| 1.25 | Factory or minimum | 9.800000000000001 | 5.6 | 47 |
| 1.25 | Maximum | 16.8 | 15 | 47 |
| 1.5 | Factory or minimum | 12.7 | 7 | 63 |
| 1.5 | Maximum | 23 | 198.5 | 63 |
| 2 | Factory or minimum | 18.8 | 9.4 | 105 |
| 2 | Maximum | 32.8 | 24 | 105 |
| 2.5 | Factory or minimum | 24.3 | 11.6 | 149 |
| 2.5 | Maximum | 42.4 | 37.5 | 149 |
| 3 | Factory or minimum | 30 | 12 | 230 |
| 3 | Maximum | 52.1 | 46.1 | 230 |
| 4 | Factory or minimum | 39.7 | 19.8 | 397 |
| 4 | Maximum | 73.5 | 64.2 | 397 |
| 5 | Factory or minimum | 58.7 | 29.3 | 654 |
| 5 | Maximum | 115 | 92 | 654 |
| 6 | Factory or minimum | 79.2 | 39.6 | 900 |
| 6 | Maximum | 166 | 123 | 900 |
| NPT Pipe Size | Paddle to use Length | Tee Size |
|---|---|---|
| 1" | 1 11/32" as furnished (only) | 1" x 1" x 1" NPT Tee |
| 1 1/4" | Trim 1 1/2" pipe size paddle with template | 1 1/4" x 1 1/4" x 1" NPT Tee (Paddle must be bowed for insertion into 1 1/4" tee) |
| 1 1/2" | 2 1/16" as furnished (only) | 1 1/2" x 1 1/2" x 1" NPT Tee (Paddle must be bowed for insertion into 1 1/2" tee) |
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