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1、 1.Gravimetric2.PVTt-Method3.Volumetric-PigsarPigsar PTBPTBpigsarPFcontrol roomm3pipe stockworking standardsstation inletstation outletregulator roompiston prover with transfer meterworking section for meter under testvalvepressure control valveflow control valvesafety valveheat exchangergas filterd
2、isplaced volumea1a2a2a3a4a4a5c2c4b2b4turbine meter G 2504-way-valvecheck valve, : piston position switch : volume switch (half range), , : volume switch (start) , , : volume switch (stop)a3 a2b2c2a5a1 a4b4c4BIMMADE IN CHINAPTBPTB Test Rig - German Low Pressure Standard- 16 Sonic Nozzles from 2 to 5,
3、500 m3/h Accuracy 0.08 %PTB PTBPTBPTB Test Rig - German Low Pressure Standard- 16 Sonic Nozzles from 2 to 5,500 m3/h Accuracy 0.08 % PTB 65 m37000m3/h 65 m3DN 150DN 100344,581012,52550100125250500100012502500DN 200DN 300DN 400data acquisitionflow control and leakage test system2 m /h3nominal flow ra
4、temeter under testvacuum pumpflow straightenerPTB ?PTB - -1/382IN-S10IN-S11View on soldering side of female plugIN-S11 IN-S121. E1: white - brown 2. E1: green - yellow PCM: gray - pinkIN-S10IN-S121/3DELTA 2050 G 65 Front reading IndexQuantometer Q: 1.5% (3%) ELSTER Q-SeriesN S10nm30 0 0 0 0000m3 ,0-
5、 1- 2- 3- 4- 5- 6- 7- -0120120120 0 0 0 0000 0m3 ,1=:dm3/ pulsepulses / m3 23(,) :RFiF1 i-ui +-uoRBiR+iF ouRRu11.; 2.; 34 5V 5V4.7V5V3.1 -. : 123 1k10k 123 4, Ultimate Accuracy: NIST Constant-Volume Prover (0.05%)Constant-Pressure Piston Provers (Mercury or Viscous-Sealed)Bypass ValveVentTemperature
6、 TransducerDead VolumeInlet FilterInletCylinderPiston15 PSI Absolute TransducerLight EmitterPhotodiode / CollimatorOriginal Piston Prover Soap-Film BuretteTransit Time of Bubble for Calibrated VolumeNational- Level Accuracy: Mercury- Sealed Prover0.15%To 0.2%inter- ferometerinter- ferometerinter- fe
7、rometerV1V4V9V3V2V6V7V8V5two-stage pressure regulation valvetriple prismpistonmercury sealing ringglass cylindermeter under testpressure vesselmercury filtercritical nozzlevacuum pumpTTPPwindow- - - - Sonic nozzle technologyITF1000ITF2500ITF4000ITF6500 Measuring range0,5 - 1000m/h0,5 - 2500m/h0,5 -
8、4000m/h0,5 - 6500m/h Uncertainty0,5 - 1m/h +/-0,35%0,5 - 1m/h +/-0,35%0,5 - 1m/h +/-0,35%0,5 - 1m/h +/-0,35% 1 - 1000m/h +/- 0,25% 1 - 2500m/h +/- 0,25%1 - 4000m/h +/- 0,25% 1 - 6500m/h +/- 0,25% Master meters1 G650 Duo2 G650 Duo4 G650 Duo6 G650 Duo 1 G161 G161 G161 G16 Leakage Test Test Run Softwar
9、e Meter under test ApprovalsLandeseichdirektion Stuttgart / PTB / NMI / several intern. Metrology Organisationsfully automatic fully automatic inotech Standard Turbine-, Rotary-, Utrasonic-, Diaphragm gas meters - - - - - - - ITF4000 0,5m/h 4.000m/h - - - - Test Rig for Industrial Gas Meters 0,5mTest Rig for Industrial Gas Meters 0,5m /h/h 6.500m6.500m /h/hStandard Test Rig ITF2500 0,5m/h 2.500m/h - - - - - - - - - - - -Test Rig for Pressure Calibrators (fully automatic)- - - - - - - - - -
