Deutsch 
English Elster Quantometer type QA 25 R25-40 Flow meter with mechanical totalizer for non-custody transfer gas metering, display of the consumed quantity, with pulse generators E1 and E200
Nominal flow rate: 25 m3/h
Measuring range 2.5- 40 m3/h(b)
Rp female thread DN 25 E1: 10 Imp/m3, E200: 500 Imp/m3
pu max. 4 bar, for gas and air
T: -10°C...+60°C
Identical to Honeywell / Kromschröder DM 25R25-40.
Other flow meters also available on request.
Nominal flow rate: 25 m3/h
Measuring range 2.5- 40 m3/h(b)
Rp female thread DN 25 E1: 10 Imp/m3, E200: 500 Imp/m3
pu max. 4 bar, for gas and air
T: -10°C...+60°C
Identical to Honeywell / Kromschröder DM 25R25-40.
Other flow meters also available on request.