Products > Drum-type Gasmeters > Data Sheets > High Pressure Meters (Excerpt) (>1bar) > TG 25 / 10 bar
Drum-type Gasmeters TG-Series (Wet-Type)
Type: TG 25 Mod. 1-4 / 10 bar
Performance Data:
| Minimum flow Qmin | 50 | ltr/h | Maximum gas inlet overpressure | 10 | bar |
| Standard flow Qstand | 5,000 | ltr/h | Minimum differential pressure1) | 0.1 | mbar |
| Maximum flow Qmax | 7,000 | ltr/h | Minimum dial division | 0.2 | ltr |
| Measuring accuracy | ±0.2 | % | Maximum indication value2) | 999,999,990 | ltr |
| Packing liquid quantity, approx. | 46.0 | ltr | Connection gas in/outlet | Hose barb | |
| Measuring drum volume | 25.0 | ltr/Rev. | Hose barb outside diameter | 25/18 | mm |
1) Differential pressure (= pressure loss) gas inlet -> gas outlet
2) Standard Totalizing Roller Counter
Models (Materials):
| Model | Casing | Measuring drum | Weight [kg] (without packing liquid) | Max. constant use temperature [°Celsius] |
| 1 | Stainless steel | PVC-grey | 53.0 | 40 |
| 2 | Stainless steel | PE-el | 52.5 | 60 |
| 3 | Stainless steel | PP-grey | 52.5 | 80 |
| 4 | Stainless steel | PVDF | 54.6 | 80 |
Caution: Before and after measurements with oxygen purge the meter with an inert gas to avoid the danger of explosion!
For chemical resistance properties please contact RITTER.
Standard Equipment:
- 4-Chamber Measuring Drum
- Magnetic Coupling
- Totalizing Roller Counter (8-digit)
- High Precision Liquid Level Indicator (HPLI)
- Manometer/Thermometer Supports
- Viton Sealing
- Level, Levelling Feet
Accessories:
- Thermometer (gas), range 0° to +60°C
- Thermometer (packing liquid), range 0° to +60°C
- Electronic Display Unit, including Interface RS 232 and Analog Output (requires Pulse Generator)
Built-in Options:
- Resettable Roller Counter, 6-digit (substitutes Totalizing Roller Counter)
- Pulse Generator (for connecting Electronic Display Unit/Computer)
Subject to alterations

