Blue-White MICRO-FLO Digital Paddlewheel Flow Sensor
MICRO-FLO
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The Blue-White MICRO-FLO Digital Paddlewheel Flow Sensor offers high-accuracy flow measurement for low-flow applications, ranging from 0.008 to 1.85 GPM (0.03 to 7 LPM). With pipe sizes of ⅛”, ¼”, and ½” F/NPT and a pressure rating of 150 PSI (10 bar), it’s perfect for chemical processing, metal finishing, and electroplating. Its PVDF construction ensures chemical resistance, ideal for harsh environments.
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OVERVIEW
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SPECIFICATIONS
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MODEL NUMBERS
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REPLACEMENT PARTS
Manufacturer: Blue-White Industries
Product Type: Digital Paddlewheel Flow Sensor
Applications: Chemical processing (e.g., acid dosing), metal finishing (e.g., rinse water), electroplating (e.g., plating baths), water treatment
Flow Range: 0.008 to 1.85 GPM (0.03 to 7 LPM, or 30 to 7000 mL/min)
Design Features:
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Infra-red light beam sensor for ±6% accuracy
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PVDF wetted materials for chemical compatibility
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Weather-resistant Valox PBT enclosure, NEMA 4X
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5 VDC digital square wave output (3-wire, 6 ft cable)
Pipe Size Range: ⅛”, ¼”, ½” F/NPT
Flow Range: 0.008 to 1.85 GPM (0.03 to 7 LPM)
Maximum Pressure: 150 PSI (10 bar) @ 70°F (21°C)
Maximum Temperature: 200°F (93°C) @ 0 PSI
Accuracy: ±6% of full scale
Power Supply: 9-28 VDC (optional AC/DC transformer)
Wetted Materials: PVDF (body, paddle, axle), PVC or PVDF lens
Output: 5 VDC digital square wave (no display, sensor only)
| OZ/MIN | ML/MIN | FV Model Number |
|---|---|---|
| 115V Models with 1/4” F/NPT connections | ||
| 1 to 10 | 30 to 300 | FV1-101-7V |
| 3.5 to 35 | 100 to 1000 | FV1-201-7V |
| 7 to 70 | 200 to 2000 | FV1-301-7V |
| 10 to 100 | 300 to 3000 | FV1-401-7V |
| 17 to 170 | 500 to 5000 | FV1-501-7V |
| 24 to 240 | 700 to 7000 | FV1-601-7V |
| 115V Models with 1/8” F/NPT connections | ||
| 1 to 10 | 30 to 300 | FV1-101-5V |
| 3.5 to 35 | 100 to 1000 | FV1-201-5V |
| 7 to 70 | 200 to 2000 | FV1-301-5V |
| 10 to 100 | 300 to 3000 | FV1-401-5V |
| 17 to 170 | 500 to 5000 | FV1-501-5V |
| 24 to 240 | 700 to 7000 | FV1-601-5V |
| 115V Models with 3/8” OD Tubing connections | ||
| 1 to 10 | 30 to 300 | FV1-101-6V |
| 3.5 to 35 | 100 to 1000 | FV1-201-6V |
| 7 to 70 | 200 to 2000 | FV1-301-6V |
| 10 to 100 | 300 to 3000 | FV1-401-6V |
| 17 to 170 | 500 to 5000 | FV1-501-6V |
| 24 to 240 | 700 to 7000 | FV1-601-6V |
| Key | Part No. | Description | Qty. |
|---|---|---|---|
| 1 | 90011-190 | Screw 6-32x.50 Phil Flt SS | 4 |
| 2 | 90002-228 | Lens Cap Opaque PVDF | 1 |
| 3 | 90003-143 | O-Ring FKM | 1 |
| 3 | 90003-146 | O-Ring EP | – |
| 4 | 90002-229 | Paddle PVDF | 1 |
| 5 | 90007-592 | Axle PVDF | 1 |
| 6 | 90003-012 | O-Ring FKM | 2 |
| 6 | 90003-011 | O-Ring EP | – |
| 7 | 76001-705 | Body S1 PVDF (30–300 ml/min) | 1 |
| 7 | 76001-301 | Body S2 PVDF (100–1000 ml/min) | – |
| 7 | 76001-302 | Body S3 PVDF (200–2000 ml/min) | – |
| 7 | 76001-706 | Body S4 PVDF (300–3000 ml/min) | – |
| 7 | 76001-304 | Body S5 PVDF (500–5000 ml/min) | – |
| 7 | 76001-305 | Body S6 PVDF (700–7000 ml/min) | – |
| 8 | 90011-178 | Screw #4x.50 Phil Blk | 2 |
| 9 | 76000-137 | Adapter .250” F/NPT PVC | 2 |
| 9 | 76000-456 | Adapter .125” F/NPT PVC | – |
| 9 | 90002-038 | Adapter .375” OD Tubing Connection, PVDF | – |
| 9 | 90002-042 | Adapter .250” OD Tubing Connection, PVDF | – |
| 9 | 76001-360 | Adapter .500” ID Hose Barb, PVC | – |
| 9 | 76001-359 | Adapter .500 F/NPT, PVC | – |
| 9 | 76001-358 | Adapter .500 M/NPT, PVC | – |
| 10 | 71010-182 | Sensor | 1 |
| 13 | 90002-242 | Enclosure, Valox | 1 |
| 14 | 90012-254 | LCD display | 1 |
| 15 | 90010-260 | Circuit board | 1 |
| 16 | 90006-604 | Gasket, rear enclosure | 1 |
| 17 | 90002-243 | Cover, enclosure rear | – |
| 18 | 90008-199 | Liquid Tight Connector Set | 1 |
| 19 | 90011-075 | Screw #4x.62 Phil SS Blk | 6 |
| 20 | 90011-177 | Screw #2x.25 L Phil St | 2 |
| 21 | 76001-299 | Tubing connector seal | 1 |
| 22 | 90006-605 | Gasket, sensor mount seal | 1 |