supply of gas flow metergas flow meter,gas flow meter to model qa40 40gf i of elster instromet or exactly equivalent in other make s: krom chroder/madas/honeywell/maxon/eclipse only. specifications: media: png; size: dn -40 mm; q ma x 65 cubic metre/hour; q min 5 cubic metre/hour; end connection: rp internal thread to iso 7-1; max inlet pressure- 4 bar; protection class: ip 52; temperature- (-)10 to (+)60-degree celsius; compliance: eu certifi ed pursuant to ped directive 2014/68/eu; dimensions: distance between inlet and outlet port - 190 mm tot al height of the valve - 202 mm. make: elster instromet/krom chroder/madas/honeywell/maxon/eclipse only . note: 1) oem or their authorized dealers shall only quote, 2) the authorized dealers shall furnish valid adc along with offer, 3) the offer shall accompany the technical data sheet/catalogue of the offer, 4) sup ply shall accompany valid documents showing the certifications mentioned in the specifications 5) the offer will be summarily rejected in case of non-compliance of the above. [ warranty period: 12 months af ter the date of delivery ] ] => limited