Flow Meters
MDS Series — Flow Meter
Polycarbonate flow meter · Water and air
Select a scale for your application, then choose the available connections and options. Original drawings and the complete source PDF are included below.
Find your meter
MDS Series
Technical data
Application and operating limits
- Service
- Water and air
- Mounting
- Vertical
- Accuracy
- ±5% of full scale
- Working pressure
- 1.2 MPa (12 kg/cm²)
- Test pressure
- 2.0 MPa (20 kg/cm²), water at 25°C
- Temperature
- −10 to +60°C, PC body
- Weight
- 0.3–0.4 kg
Materials and options
- Body
- Polycarbonate (PC)
- O-ring
- Viton
- Float / connections
- SS316
- Connection sizes
- ¼ in or ⅜ in NPT or PT female
- Alarm
- One setting point; front adjustable; left or right position
- Switch type
- Form A normally open bistable reed switch
- Switch rating
- AC 125 V / 0.5 A; DC 100 V / 10 W; maximum DC 250 V <40 mA
- Setting range
- 10% to 80% of full scale
Dimensions and construction

| Height | Width | Inner width | Body depth | Valve depth | Connection centres |
|---|---|---|---|---|---|
| 122 | 33 | 30.3 | 25.5 | 41.5 | 84 |


| Code | Description |
|---|---|
| BT | Bottom rear to top rear |
| L | Alarm on left side |
| R | Alarm on right side |
| 0 | Without switch |
Select your MDS Series meter
Choose your fluid, units and maximum range to compare the available scales.
Specifications are general selection guidance. Confirm materials, connection standards, operating temperature and pressure with Sightflow before placing an order.
