Elster RVG-ST G10-G25 Rotary Gas Meters

Elster RVG-ST G10-G25 Rotary Gas Meters
 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

* Qt = 0.2 Qmax for rangeability 1:20
   Qt = 0.1 Qmax for rangeability 1:50
   Qt = 0.05 Qmax for rangeability > 1:50

The compact versions G 10 to G 25 with aluminium housings are the ideal completion to the larger Elster-Instromet rotary meters, diaphragm meters and turbine meters.

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Enquiry Product: Elster RVG-ST G10-G25 Rotary Gas Meters

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