Metreg MQMe Instructions For Use Manual Download Page 6 | Manualshive

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Metreg MQMe Instructions For Use Manual Download Page 6

5

Design of the MQMe Quantometer

Meter structure

1

Meter housing

2

Turbine wheel

3

Electronic meter index

4

Magnetoresistive sensor

5

Flow straightener

6

Measuring unit housing

7

Measuring unit

Note:

In the case of failure or damage:

Repairs may only be carried out by

qualified and authorized service

centers.

Fig. 1: Sectional drawing of the MQMe Quantometer

6

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Summary of Contents for MQMe

Page 1: ...Instructions for Use MQMe Quantometer with electronic meter index...

Page 2: ...e lubrication 15 9 1 Maintenance 15 9 2 Replacing the battery 16 9 3 Lubrication 18 10 Decommissioning 19 11 Electronic meter index 20 11 1 Display 20 11 2 Buttons 21 11 3 Power supply 21 11 4 Memory...

Page 3: ...13 2 Temperature measuring point 32 14 Cleaning 33 15 Transport and storage 33 16 Disposal 33 17 Annex A 34 18 Annex B 35...

Page 4: ...amilies of gases natural gas town gas propane butane other combustible gases processed and purified biogas and air as well as other inert non aggressive and non explosive gases that are used during op...

Page 5: ...ia II C T4 Ga Annex B The MQMe Quantometer is suitable for measuring the volume of the following gases Natural gas town gas propane butane ethylene air nitrogen and noble gases Other gases can be met...

Page 6: ...l 3 Electronic meter index 4 Magnetoresistive sensor 5 Flow straightener 6 Measuring unit housing 7 Measuring unit Note In the case of failure or damage Repairs may only be carried out by qualified an...

Page 7: ...n class IP 65 Battery Lithium battery calculated service life under standard conditions of 5 years Display LCD display for flow rate and volume under operating and standard conditions pressure and tem...

Page 8: ...16 2 5 25 185 000 195 000 15 080 16 250 10 25 25 4 40 185 000 195 000 15 080 16 250 10 25 40 6 5 65 185 000 195 000 15 080 16 250 10 50 40 3 25 65 101 000 107 000 8 416 8 916 10 50 65 5 100 101 000 1...

Page 9: ...commended that a straight inlet pipe with a nominal size of 3 DN and an outlet pipe with a nominal size of 2 DN are used 6 Vibrations and pulsations should be avoided at the measurement location The i...

Page 10: ...be installed horizontally or vertically Horizontal installation Fig 2 Typical horizontal installation of the MQMe Quantometer recommended Vertical installation Fig 3 Typical vertical installation of t...

Page 11: ...eaded rods PN16 ANSI B16 5 Class150 25 150 25 C 4 x M12 ASTM A193 Grade B7 Grade 2H 50 150 25 C 4 x M16 ASTM A193 ASTM A194 165 170 Grade B7 Grade 2H 165 170 80 150 25 C 8 x M16 ASTM A193 ASTM A194 21...

Page 12: ...on of the arrow indicated on the meter 4 During the installation check that the gaskets are fitted concentrically so that no sealing elements protrude into the pipeline 5 In addition to the length of...

Page 13: ...n an upright position Connection screws and nuts must be tightened crosswise See section 13 page 32 for instructions on connecting to the pressure measuring points See section 13 2 page 32 for instruc...

Page 14: ...positioning pin 3 has been completely pulled out of the drilled hole 2 3 Turn the meter index head by 180 in a clockwise direction and lower it again so that the pin is now seated in the drilled hole...

Page 15: ...of the meter Fig 2 and Fig 3 6 When the operating pressure has been reached the valve downstream of the meter can be fully opened 7 Remove the startup filter after 4 6 weeks if installed Attention Ri...

Page 16: ...replaced batteries The battery may only be replaced by a person trained in explosion protection The explosion protection regulations in the relevant country must be observed It is not permitted to re...

Page 17: ...e red and black wires from the GND terminal 4 and the 3 6 V terminal 5 on the far right of the lower terminal block by pressing the clamping buttons 4 Remove the battery 6 and insert the new battery i...

Page 18: ...all bearings no oil pump are maintenance free MQMe Quantometers with oil pumps require regular lubrication see section 9 page 15 Process for the first lubrication 1 It is recommended that you only use...

Page 19: ...l reservoir cover 3 Oil reservoir 4 One way valve Fig 9 Sectional drawing of the oil pump 10 Decommissioning 1 Ensure that there is sufficient ventilation in the installation room 2 The gas may only b...

Page 20: ...low rate The maximum value is 9999 m3 h If this value is exceeded the display will flash Display 1 Display 2 The flow rate in the operating condition Qm m3 h the temperature T C determined as a fixed...

Page 21: ...s 5 years The charging status of the battery is shown on the LCD display If the battery voltage falls below 3 0 V the battery status display flashes This indicates that the battery must be replaced wi...

Page 22: ...wiring is described in Fig 11 to Fig 15 Communication with the external sensors is via a bus system Pressure sensors with measuring ranges of 5 and 10 bar absolute pressure are supported 11 7 Communic...

Page 23: ...Please note HF and LF signals cannot be sent in parallel simultaneously Fig 11 Variant 1 MQMe without 4 20 mA 23...

Page 24: ...Please note HF and LF signals cannot be sent in parallel simultaneously Fig 12 Variant 2 MQMe 4 20 mA with external supply 24...

Page 25: ...Please note HF and LF signals cannot be sent in parallel simultaneously Fig 13 Variant 3 MQMe 4 20 mA without external supply 25...

Page 26: ...Please note HF and LF signals cannot be sent in parallel simultaneously Fig 14 Variant 4 MQMe without 4 20 mA and without external supply 26...

Page 27: ...Please note HF and LF signals cannot be sent in parallel simultaneously Fig 15 Detailed switching example for the MQMe LF and HF signal 27...

Page 28: ...volume corrector An LF signal is issued instead for the standard flow Note All of the pulsers are intrinsically safe If the MQMe Quantometer is installed in a potentially explosive atmosphere connect...

Page 29: ...e display cover Change the relevant parameter using the 4 buttons see Fig 10 After changing the parameter screw on the display cover and then the cover for the electronic meter index head Fix the cove...

Page 30: ...ition 3 Press RST EEP_SuCC Data has been saved successfully EEP_Err Error when saving 12 4 Changing the standard conditions p and T Set the desired standard values for the pressure and temperature usi...

Page 31: ...ume under measuring conditions Change the digit with INC Change the position with SHT Note The decimal places cannot be changed 3 Press SET Vm 000000000 m3 Volume under measuring conditions Change the...

Page 32: ...point Fig 16 Position of the pressure measuring point 13 2 Temperature measuring point There is a temperature measuring point 2 on the housing of the MQMe Quantometer for measuring the gas temperature...

Page 33: ...ring the design of the MQMe Quantometer to ensure that as few composite materials were used as possible This design concept enables a high degree of recycling Therefore we are also willing to take bac...

Page 34: ...17 Annex A CE Declaration of Conformity 34...

Page 35: ...r which directly scans the turbine wheel has its own ATEX approval with the following markings HF pulser Proximity switch according to NAMUR specifications PTB 01 ATEX 2191 II 1G Ex ia IIC T6 IECE x B...

Page 36: ...r nkeweg 9 D 15517 F rstenwalde Phone 49 0 3361 7602080 Fax 49 0 3361 7602081 info metreg technologies de MQMe_Handbuch_EN_09 2021 2021 Metreg Technologies GmbH All rights reserved Subject to technica...

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