living
gas.
Metreg Technologies GmbH
MQM Quantometers
Manual
Страница 1: ...living gas Metreg Technologies GmbH MQM Quantometers Manual Quantometers...
Страница 2: ...www metreg technologies de MQM_Manual_EN_16 01 2015 2014 Metreg Technologies GmbH Design www reidelsoltaugrafikdesign de All rights reserved Subject to technical changes...
Страница 3: ...5 MQM Quantometers Manual Quantometers...
Страница 4: ...stallation 8 9 8 Mounting Position Direction of Flow 9 9 Preliminary work 10 11 10 Lubrication and Maintenance of the MQM Quantometer 12 11 Maintenance of MQM Quantometers 13 12 Commissioning of the M...
Страница 5: ...ral gas town gas propane butane and others purified and dried biogas as well as other inert non aggressive and non explosive gases and gas mixtures The permissible operating pressure range reaches up...
Страница 6: ...request The MQM Quantometer cannot be used for Oxygen Acetylene and other aggressive gases as well as for explosive gases and gas mixtures The meter should not be used in applications with the presen...
Страница 7: ...um Protection class IP 65 Pulse generators LF pulse generator 1 LF reed contact add 1 LF as option Contact type make contact normally open Max contact load 10 W Max switching voltage 50 VDC 200 VDC Ma...
Страница 8: ...e compensator can effectively damp down this kind of disturbance Drastic changes in the gas flow as well as strongly pulsating flow will increase the measuring error They arise for example during freq...
Страница 9: ...xplosive gases and gas mixtures 8 Mounting Position Direction of Flow There are two positions of installation possible for the turbine gas meter Horizontal installation or vertical installation Figure...
Страница 10: ...element into the pipe during installation and operation concentric mounting 7 Check that in addition to the meter length there is enough installation space for the two seals between inlet and outlet f...
Страница 11: ...16 25CrMo4 25CrMo4 150 16 40 C 8 x M20 25CrMo4 25CrMo4 During Installation of the meter has to been checked 1 The meter is mounted in the right flow direction 2 The meter is installed gas tight 3 The...
Страница 12: ...Shell Morlina S2 BL 10 c Fill in the oil before commissioning the meter and after the correct installation of the meter described in chapter 7 and 8 d Fill an adequate quantity of oil in the supply ta...
Страница 13: ...leakage test of the connections 1 Open slowly the upstream valve fig 2 and fig 3 to pressurize the pipe until operation pressure is achieved 2 The rate of pressure increase shall not exceed 350 mbar s...
Страница 14: ...the MQM Quantometer As an option one high frequency HF pulse generator can be installed onto the meter The function of the HF pulser is the determination of the actual gas flow in high resolution The...
Страница 15: ...aluminium The connection of the LF pulser unit is designed via a plug connection 1 LF pulser for flow measurement o Pin 5 Blue o Pin 6 Grey o Pin 7 Pink 2 LF pulser for flow measurement option o Pin...
Страница 16: ...metallic materials are not allowed Figure 8 Location of the pressure test point 16 Temperature Measuring Point There is one temperature test point as shown in figure 9 The temperature tap is marked wi...
Страница 17: ...ful during loading and transportation to or from the measuring point Some requirements for transportation and storage of the meter are Das Messger t ist an beiden Flanschen mit Schutzfolien versehen T...
Страница 18: ...19 Annex A CE Declaration of Conformity 18 Metreg Technologies GmbH...
Страница 19: ...auf den Impulsgebern LF pulse generator Reed switch Connection only magnetically to intrinsically safe circuits triggered when installed in hazardous area HF Pulse generator Proximity switch PTB 01 A...
Страница 20: ...www metreg technologies de Your contacts Metreg Technologies GmbH Tr nkeweg 9 15517 F rstenwalde Germany Telephone 49 0 3361 733900 0 Fax 49 0 3361 733900 1 info metreg technologies de...
