Volume and pressure monitoring in the biogas storage facility
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Biogas storage facility
Volume and pressure monitoring in the biogas storage facility
Application
After drying, the methane gas is temporarily stored in a gas reservoir. Depending on the design of the gas storage facility, either a flexible diaphragm of plastic or a sliding roof is used for volume equalization.
Recommended Products
VEGAPULS 61
Continuous level measurement for uninterrupted gas volume measurement
- Operationally reliable, maintenance-free measurement
- Independent of ambient conditions
- Simple installation even in existing gas storage facilities
- No dead band, so measurement is possible right up to the vessel ceiling
Measuring range - Distance
35 m
Process temperature
-40 ... 80 °C
Process pressure
-1 ... 3 bar
VEGABAR 82
Monitoring of the gas pressure in the gas reservoir
- High measuring accuracy through use of finely graduated measuring cells
- Robust sensor construction for high availability
- Long-term stability of the ceramic measuring cell ensures maintenance-free operation
Measuring range - Distance
-
Measuring range - Pressure
-1 ... 100 bar
Process temperature
-40 ... 150 °C
VEGAMET 391
Power supply for sensor, measurement data processing and display
- Simple regulation and control of level and pressure measuring instruments
- Analogue and digital outputs for connection to process control systems
- Large measured value display
Protection rating
IP 20/IP 65
Input
1 x 4 … 20 mA/HART sensor input
with transmitter power supply
Output
1 x 0/4 … 20 mA current output
up to 6 x operating relay
1 x fail safe relay
1 x Ethernet or 1 x RS232
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