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Products > Flow > Glass VA Flowmeters > Standard LG Series (Liquid)
The LG series are our low cost miniature Glass Tube VA flowmeters for surface panel mounting where small size is important. The RGTF glass flow tubes have 30mm scale length and have standard scales for air.
- Easy to use, high visibility scale
- Simple and reliable
- Gas flow measurement
- Operator confidence from float rotation
- Instantaneous response
- Accuracy up to ±5% FSD
- Air flow range 5 cm³/min to 25 L/min
- Glass tube removal without tools
- Option of single or dual alarms
- Option of integral needle valve
- Special scales available on request
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| Specification |
| Frame | Black anodised aluminium with rear facing pressure relief vent and polycarbonate moulded front cover |
| Flow tube | Borosilicate glass with ceramic scale |
| Float | Stainless Steel |
| End Blocks | Brass or Stainless Steel |
| O-ring Seals | Nitrile with Brass, Viton with Stainless Steel |
| Maximum Temperature | Nitrile - 80ºC, Viton - 100ºC |
| Maximum Pressure | 16 bar non-shock |
| Accuracy | ±5% FSD |
| Standard Calibration | ATP - 20ºC, 1.013 bar Absolute |
| Connections | ¼” BSPP female |
| Installation | Install tubes vertically with flow upwards, read top of float |
| Available Models (tubes) |
| Flow Rate (Water @ 20°C) | Tube Size | Code |
| 1 - 5 L/hr | 1 | FRGTF1ASS-C |
| 5 - 15 L/hr | 2 | FRGTF2BHS-C |
| 5 - 40 L/hr | 2 | FRGTF2AHS-C |
| Available Models (frames) |
| Description | Frame Size | Code |
| Brass In-Line | 1 | FLGXIB111 |
| Brass Rear facing | 1 | FLGXTB111 |
| Brass Valved Rear facing | 1 | FLGXVB111 |
| Stainless Steel In-Line | 1 | FLGXIS121 |
| Stainless Steel Rear facing | 1 | FLGXTS121 |
| Stainless Steel Valved Rear facing | 1 | FLGXVS121 |
| Brass In-Line | 2 | FLGXIB211 |
| Brass Rear facing | 2 | FLGXTB211 |
| Brass Valved Rear facing | 2 | FLGXVB211 |
| Stainless Steel In-Line | 2 | FLGXIS221 |
| Stainless Steel Rear facing | 2 | FLGXTS221 |
| Stainless Steel Valved Rear facing | 2 | FLGXVS221 |
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