www.Siargo.com
MF4700
User
Manual
34
|
P a g e
Appendix
II:
Document
history
Revision
B.2
(June
2021)
Corrections.
B.1
(March
Reformat,
corrections,
add
the
evaluation
kit.
A.2
(July
2019):
Update
MENU
key
functions.
Страница 1: ...Gas Mass Flow Meter VB 2 Model MF4700...
Страница 2: ...Issue date 2021 06 Revision VB 2 Siargo Ltd 3100 De La Cruz Boulevard Suite 210 Santa Clara CA 95054 USA Tel 1 408 969 0368 Email info siargo com Copyright 2021 by Siargo Ltd Siargo Ltd and its subsid...
Страница 3: ...vibration environment Use this product according to the specified parameters Only the trained or qualified personnel shall be allowed to perform product services Be cautious for the electrical safety...
Страница 4: ...akage 12 5 3 Power the meter and digital data connection 12 5 4 Meter display and MENU descriptions 13 5 4 1 Meter display and function keys 13 5 4 2 MENU function input sequence 14 5 4 3 Detailed des...
Страница 5: ...8 2 Precautions for the best performance of the product 27 8 2 1 Comparison with a third party reference meter 27 8 2 2 Particle contamination and fluidic cleanness 28 8 2 3 Apply to a different gas...
Страница 6: ...massflow meters are designed for general purpose precise industrialgas processing monitor or control The meter series cover a wide dynamic flow range with a working pressure rating of up to 1 0 MPa an...
Страница 7: ...t display per your actual order The power adapter and or data cable as shown below may also be found according to your actual order Figure 2 1 MF4700 flow meter Figure 2 2 FS4700 flow meter Figure 2 3...
Страница 8: ...The standard cable has an AMPMODU MTE 5 positions compatible connector with a length of 0 5 meters Figure 3 2 MF4700 connection and cable Wire Color Definition 1 Blue RS485B 2 Green Analog output 3 R...
Страница 9: ...dimensions Figure 3 3 FS MF4701 03 08 dimensions Figure 3 4 MF4712 dimensions Model N H1 H2 H3 FS4701 03 NPT 1 8 BSPT 1 8 39 0 20 0 10 0 MF4701 03 NPT 1 8 BSPT 1 8 43 0 24 0 12 0 FS4708 NPT 3 8 BSPT...
Страница 10: ...www Siargo com MF4700 User Manual 9 P a g e Figure 3 5 MF4719 dimensions...
Страница 11: ...ity should be inspected to ensure no visual damage b Before installation of the product please ensure that the pipe debris or particles or any other foreign materials are completed removed c Close the...
Страница 12: ...here is no leakage or flow h This will conclude the installation Cautions a Don t alter any parts of the product b Ensure the electrical connection is properly done per the instructions c Make sure no...
Страница 13: ...ed functions For the best performance of the product it is advised that the gas to be measured must be clean and free of particles or other foreign materials 5 2 Check the leakage Check gas leakage be...
Страница 14: ...flow rates below the lower limit If both LEDs are flashing the displayed values are incorrect Once the power is supplied and no abnormal issues are observed the meter is ready to perform the measurem...
Страница 15: ...easurement main display press the three MEMU keys it will allow the user to perform a variety of settings of the product The following graph details the key sequence for each function and some detaile...
Страница 16: ...fault value is 100 means of 100 full scale 7 0 110 Set the lower flow rate alarm Available 0 110 means of 0 110 full scale Default value is 0 means of 0 full scale 8 0 1 2 3 Set the display decimal 9...
Страница 17: ...ibrate the offset Sometimes or after a long time of use i e over 1 year of usage the sensor surface could have a thin deposit from the environment if the gas is not super clean Depending on the actual...
Страница 18: ...function allows the user to set a maximum allowable flow rate above which an alarm will be triggered with a flashing screen 7 Set the lower flow rate alarm This function allows the user to set a mini...
Страница 19: ...alue of the GCF is 1000 1 000 For example if one wants to alter the standard temperature to 0 C the factor can be calculated using the gas equation PV T constant GCF 1000 x V new V 20 C T o C T 20 C 1...
Страница 20: ...ble 3 2 for cable connection 5 5 1 Hardware connection The RS485 hardware layer is TIA EIA 485 A as illustrated below In this configuration the product MF4700 is a slave Figure 5 3 RS485 hardware 5 5...
Страница 21: ...egister length of data and the data themselves CRC CRC verification code The low byte is followed by the high byte For example a 16 bit CRC is divided into BYTE_H and BYTE_L In the framing the BYTE_L...
Страница 22: ...r 1 Totalizer or accumulated flow rate R 0x0004 0x0005 40005 0x0005 Totalizer 2 Totalizer or accumulated flow rate R 0x0004 0x0006 40005 0x0005 Baud rate Communication baud rate R W 0x0015 40022 0x001...
Страница 23: ...is SLPM accumulated flow rate unit is Nm3 Value type UINT 32 UNIT 16 Notes A1 value 0x0004 65536 value 0x0005 A2 value 0x0006 Totalizer or accumulated flow rate A1 1000 A2 1000 e g for a totalizer or...
Страница 24: ...flow rate value value 0x0033 65536 value 0x0034 1000 Offset reset 0x0027 Write Y Read N Description Reset or calibrate the offset Value type UINT 16 fixed value 0xAA55 Notes Send the fixed value 0xAA...
Страница 25: ...s output The meter is calibrated to 110 of the specified full scale flow rate The typical analog output is indicated below This over range applies to both analog and digital output Table 5 7 MF4700 an...
Страница 26: ...and customer support The sales offices and the sales distributors representatives are listed at the end of this document For small quantities the order can be placed either through the Siargo website...
Страница 27: ...no condensation RH Power supply 8 24 50 mA Vdc Digital output RS485 Modbus half duplex Voltage Electrical connector AMPMODU MTE 5 positions MENU access 3 key front face keyboard digital Display Insta...
Страница 28: ...environmental parameter alternations Please refer to the company s US patents and other publications made available to the public for additional information 8 2 Precautions for the best performance o...
Страница 29: ...portant to ensure the applied flow medium will be clean and dry If any contamination is suspected please allow experienced technical personnel to have it checked and re conditioned Do not use a foreig...
Страница 30: ...n Power regulator failure Return to factory Sensor failure Return to factory Large errors or unexpected flow rate Particles fluid type Check system Erroneous or large noise Vibration unstable flow Che...
Страница 31: ...stallation etc other consequential or indirect damages of any kind To the extent permitted by law the exclusive remedy of the user or purchaser and the limit of Siargo s liability for any and all loss...
Страница 32: ...r dismantled for whatever reasons 4 Products that have been subject to working conditions beyond the technical specification as described by this manual or related datasheet published by the manufactu...
Страница 33: ...d to your request in a timely fashion and will work with you toward your complete satisfaction Customer service and all orders should be addressed to Siargo Ltd 3100 De La Cruz Boulevard Suite 210 San...
Страница 34: ...for further analysis It can read from up to 128 sensors with the RS485 interface in serial For further information and purchase of the evaluation kit please contact the manufacturer or the sales repre...
Страница 35: ...MF4700 User Manual 34 P a g e Appendix II Document history Revision B 2 June 2021 Corrections Revision B 1 March 2021 Reformat corrections add the evaluation kit Revision A 2 July 2019 Update the MENU...
