Rotary Meters
RVG-ST
Robust compact rotary gas meters for screwed or flange connection in aluminium housing
Technical Data:
Diameter | mm inch | 25 - 50 1 - 2 |
Flow range size | metric imperial | G 10 - G 25 5C - 14C |
Qmax | m³/h cfh | 16- 40 565 - 1400 |
Qmin | m³/h cfh | 0.5 17 |
Rangeability | 1:20 - 1:80 | |
Maximum error of reading | Qt - Qmax Qmin - Qt* | ±1 % ±2 % |
Repeatability | % of reading | < 0.1 % |
Body material | aluminium | |
Screwed connection | inch | 1, 1¼, 1½, 2 |
Flange ratings | PN ANSI | 16 150 |
Pressure range | MPa g bar g psi g | 0 - 2 0 - 20 0 - 290 |
Temperature range (ambient, process) | standard optional | -20 to +60 °C -40 to +60 °C |
Ingress protection | IP 67 | |
Index | gradual / continuous | by ±90°, 180° |
LF-sensor | standard | 1 |
HF-sensor | optional | 1 |
Lubrication | integrated sump |