BRONKHORST MASS-VIEW series Instruction Manual Download Page 1

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Instruction manual

MASS-VIEW

series

Doc. nr.: 9.17.051G Date: 10-04-2018

ATTENTION

Please read this instruction manual carefully before installing and operating the instrument.

Not following the guidelines could result in personal injury and/or damage to the equipment.

Summary of Contents for MASS-VIEW series

Page 1: ...ries Doc nr 9 17 051G Date 10 04 2018 ATTENTION Please read this instruction manual carefully before installing and operating the instrument Not following the guidelines could result in personal injury and or damage to the equipment ...

Page 2: ...tion and publication of the contents of this manual we do not assume legal or other liability for any inaccuracy mistake misstatement or any other error of whatsoever nature contained herein The material in this manual is for information purposes only and is subject to change without notice ...

Page 3: ... gas pressure Electrical connections must be made with a standard cable or according to the hook up diagram in this manual When the instrument is powered up the first time a setup menu appears where the pre installed gas can be selected which flow range is to be used and which communication type Use the 4 way button up and down direction for navigation and press the centre of the button to select ...

Page 4: ...nd return instructions 10 2 3 Mounting 11 2 4 In line filter 11 2 5 Fluidic connections 11 2 6 Piping 11 2 7 Electrical connections 11 2 8 Test pressure 12 2 9 Supply pressure 12 2 10 System purging 13 2 11 Seals 13 2 12 Equipment storage 13 2 13 Electromagnetic compatibility 13 3 Operation 14 3 1 General 14 3 2 Power and warm up 14 3 3 Setting up the instrument 14 3 4 User Interface menu structur...

Page 5: ...rmation Discarding this information could cause injuries to people or damage to the instrument or installation Helpful information This information will facilitate the use of this instrument Additional info available on the internet or from your local sales representative 1 4 Product Support References MASS VIEW instruments have modular instruction manuals consisting of Instruction manual MASS VIE...

Page 6: ...of direct thermal mass flow measurement no by pass An advantage of using this type of sensor is that the instruments measure direct mass flow virtually independent of pressure and temperature changes and have a low pressure drop Other advantages compared to conventional meters are the high accuracy and the large range ability The MASS VIEW series are supplied with totalizer and alarm functions Flo...

Page 7: ...y of the gas m mass flow 1 9 Needle valve principle The needle valve has an orifice with a long tapered conical seat A needle shaped plunger on the end of a screw exactly fits this seat As the screw is turned and the plunger retracted flow between the seat and the plunger increases Since it takes many turns of the fine threaded screw to retract the plunger precise regulation of the flow rate is po...

Page 8: ... However when the upstream pressure increases it will cause a small effect on the spring force which means that the ΔP to open the membrane valve will be a little smaller This results in a lower flow In practise the deviation of the ideal straight line will be less than 0 5 1 per bar 1 11 Electronics display and 4 way button The MASS VIEW has a bright graphical OLED display clearly visible over an...

Page 9: ... DDE provides the user a basic level of inter process communication between MS Windows applications and is therefore the most flexible way to transfer data By using DDE commands sent by software to the DDE Server data can be sent or requested from the FLOW BUS FlowDDE communicates very easily with Microsoft Excel and other applications FlowPlot needs FlowDDE Flow Plot is a DDE client program for s...

Page 10: ...t www massflow online com and completely fill out the RMA request Instrument handlings Purge gas lines Remove instrument from line Insert the instrument into a plastic bag and seal the bag Place the bag in an appropriate shipping container Add documentation Reason of return Failure symptoms Contaminated condition Declaration on Contamination When returning material always describe the problem and ...

Page 11: ...ltage and current rating are according to the specifications of the instrument s and furthermore that the source is capable of delivering enough power to the instrument Refer to Hook up MASS VIEW series document nr 9 16 085 for more details When using other cables cable wire diameters should be sufficient to carry the supply current and voltage losses must be kept as low as possible When connectin...

Page 12: ...n the instrument label The absolute maximum line pressure is 10 bar g Check test pressure before installing in the line If the label is not available or the test pressure is incorrect the instrument should not be mounted in the process line 2 9 Supply pressure Do not apply pressure until electrical connections are made When applying pressure to the system take care to avoid pressure shocks in the ...

Page 13: ...t of gases at the stated conditions 2 12 Equipment storage The equipment should be stored in its original packing in a cupboard warehouse or similar Care should be taken to not subject the equipment to excessive temperatures or humidity 2 13 Electromagnetic compatibility The MASS VIEW series carries the CE mark Therefore it has to comply with the EMC requirements as are valid for these instruments...

Page 14: ... minutes for warming up and stabilizing During the warm up period gas pressure may either be on or off 3 3 Setting up the instrument After powering on the first time the instrument will ask which gas is used and which flow range is to be used see picture below Navigate to the fluidname using the 4 way button up and down direction and press in the centre to make a selection then select the range us...

Page 15: ...ker where the actual flow should be The Flow Marker value can be set in the menu marker 6 Readout parameter 2 is displayed at the bottom of the screen and indicates the actual flow and the selected unit 3 4 2 Changing the readout screen It is possible to customize the readout screen using the navigation button see picture below By pressing left or right one can switch between three different graph...

Page 16: ...look like the following In the value list edit screen a value can be selected from a list using the up and down button The number of parameter values in the list and the index of the selected item will be displayed on top of the screen In the value edit screen the parameter value can be changed by selecting the digits using left or right and then increase or decrease the value using up or down Pre...

Page 17: ... Limit Batch limit This parameter is only active when counter mode Up to is selected Reset Resets the counter 3 4 6 Alarms The alarms can be adjusted in the Alarms menu using the following parameters Activate FlowDDE parameter 118 This parameter sets one of the following alarm modes Name DDE Value Description None 0 Alarms Off Min max 1 Alarm on absolute limits Response 2 Alarm on limits related t...

Page 18: ... are enabled this is made visible in the readout screen with two markers at the left of the graph see picture on the right When an alarm arises the corresponding marker will be highlighted and the header will blink and display the alarm The MASS VIEW meters have two relays which indicate an alarm situation The status of the relays depend on the alarm source and status of the relay parameter see ta...

Page 19: ...r gases in the heterogeneous gas state where specific heat density thermal conductivity and viscosity can vary tremendously 3 6 Zeroing procedure The MASS VIEW has a zero procedure for each individual gas The zero function permits the user to zero the instrument when needed Please make sure the instrument is zeroed on the desired gas at the desired operating temperature and pressure conditions It ...

Page 20: ...instrument After cleaning a recalibration is needed Bronkhorst has a trained staff of servicemen available Contact Mass Flow ONLINE B V for cleaning and recalibration options If the equipment is not properly serviced serious personal injury and or damage to the equipment could be the result It is therefore important that servicing is performed by trained and qualified service personnel 4 2 Needle ...

Page 21: ...ter blocked 1e Clean filter Sensor failure 1f contact online Mass Flow ONLINE Maximum output signal maximum flow indication Flow too high 2a reduce the flow or re range the instrument PCB failure 2b contact online Mass Flow ONLINE Sensor failure 2c contact online Mass Flow ONLINE High setpoint vs output offset flow indication lower than expected Pressure not correct 3a Check pressure Blockage in l...

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