We are Manufacturer, Supplier Of NS 50 Flow Sensor. Our Setup Situated in Pune, Maharashtra, India.
General Description
NS - 50 is a paddle wheel type flow sensor suitable for liquid flow measurement application. It is light weight & compact, sensor that can be installed in wide range of pipe sizes, fitting like threated end / stubend with MS flange end / SS welded flange end / Saddle & etc.
Silent Features
- Economical & Accurate
- Easy to install & maintain
- Wide range of installation fittings
- Can be used directly to PLC or datalogger
- Individually calibrated with fitting for K factor (ml/pulse)
- High amplitude output signal from sensor eliminates needs of re-transmission up to 100 meter
- 4 blade impeller for best performance
- Linear, repeatable and constant output
- Practical no pressure drop
- Rust proof plastic for reactive liquids


Application
- Agriculture
- Boiler Condensate water
- Beverages & Food
- Chemicals & Pharmaceuticals
- Concrete batching plant & construction
- Filtration systems
- Power
- Textiles
- Water treatment
Line size flow range chart
Pipe Size (NB) | 15 | 25 | 40 | 50 | 65 | 80 |
---|---|---|---|---|---|---|
Min Flow M³/Hr | 0.2 | 0.8 | 1.9 | 3.5 | 5.8 | 7.5 |
Max Flow M³/Hr | 2.1 | 8.0 | 19 | 35 | 58 | 75 |
Pipe Size (NB) | 100 | 125 | 150 | 200 | 250 | 300 |
Min Flow M³/Hr | 14 | 22 | 31 | 56 | 87 | 126 |
Max Flow M³/Hr | 140 | 220 | 310 | 560 | 870 | 1260 |
Range details
Pressure | Up to 5 kg / cm² |
Viscosity | Up to 20 CP |
Temperature | 0 to 50°C |
Velocity | 1 to 5 m/s |
Accuracy | ± 2% of full scale |
Material Details
Sensor pipe | PPCP |
Paddle | Delrin |
Pin | WC |
O ring | silicone |
Electrical Details
Output Signal | NPN / PNP |
Power Supply | 12-24 VDC |
Cable Type | 3 Core PTFE / PVC coating |
Cable length | 5 meters standard |
IP | 68 |
Inlet and outlet distances that must be maintained as per guidlines formula chart

Note:
- In Vertical piping only Upstream flow is recommended
- Flow meter + sensor + fitting should be installed before valve
- Use a filter or Y type strainer is must for best result.