background image

   

28

 

|

 

P a g e

Description

 

Set

 

alarm

 

value

 

for

 

an

 

upper

 

flow

 

rate

 

limit

 

Value

 

type

 

UINT

 

32

 

Notes

 

Alarm

 

values

 

=

 

Value

 

(0x0098)*65536

 

+

 

Value

 

(0x0099)

 

When

 

the

 

flow

 

rate

 

is

 

above

 

a

 

set

 

value,

 

an

 

alarm

 

will

 

be

 

triggered.

 

Alarm:

 

Lower

 

limit

 

of

 

a

 

flow

 

rate

 

0x009A

 

~

 

0x009B

 

Write

 

Y

 

Read

 

Y

 

Description

 

Set

 

alarm

 

value

 

for

 

a

 

lower

 

flow

 

rate

 

limit

 

Value

 

type

 

UINT

 

32

 

Notes

 

Alarm

 

values

 

=

 

Value

 

(0x009A)*65536

 

+

 

Value

 

(0x009B)

 

When

 

the

 

flow

 

rate

 

is

 

below

 

a

 

set

 

value,

 

an

 

alarm

 

will

 

be

 

triggered.

 

Change

 

password

 

0x00AE

 

~

 

0x00AF

 

Write

 

Y

 

Read

 

Y

 

Description

 

Change

 

the

 

default

 

password

 

Value

 

type

 

UINT

 

32

 

Notes

 

Password

 

values

 

=

 

Value

 

(0x00AE)*65536

 

+

 

Value

 

(0x00AF)

 

Available:

 

00000

 

~

 

99999

 

Offset

 

calibration

 

0x00F0

 

Write

 

Y

 

Read

 

N

 

Description

 

Reset

 

or

 

calibrate

 

the

 

offset

 

Value

 

type

 

UINT

 

16,

 

Fixed

 

value

 

0xAA55

 

Notes

 

To

 

reset

 

or

 

calibrate

 

the

 

offset,

 

write

 

0xAA55

 

to

 

register

 

0x00F0.

 

When

 

you

 

execute

 

this

 

function,

 

make

 

sure

 

there

 

is

 

NO

 

flow

 

in

 

the

 

flow

 

channel.

 

Reset

 

accumulated

 

flow

 

rate

 

0x00F2

 

Write

 

Y

 

Read

 

N

 

Description

 

Reset

 

the

 

accumulated

 

or

 

totalized

 

flow

 

rate

 

value

 

Value

 

type

 

UINT

 

16,

 

Fixed

 

value

 

0x0001

 

Notes

 

To

 

reset

 

the

 

accumulated

 

or

 

totalized

 

flow

 

rate

 

value,

 

write

 

0x0001

 

to

 

register

 

0x00F2.

 

Write

 

protection

 

0x00FF

 

Write

 

Y

 

Read

 

N

 

Description

 

Write

 

protection

 

disabler

 

for

 

a

 

set

 

value

 

to

 

a

 

specific

 

register.

 

Value

 

type

 

UINT

 

16,

 

Fixed

 

value

 

0xAA55

 

Notes

 

This

 

function

 

is

 

enabled

 

at

 

the

 

time

 

of

 

product

 

shipment.

  

To

 

enable

 

the

 

write

 

function

 

of

 

a

 

specific

 

parameter,

 

such

 

as

 

GCF,

 

the

 

user

 

needs

 

to

 

send

 

0xAA55

 

to

 

the

 

register

 

0x00FF,

 

and

 

then

 

the

 

write

 

function

 

will

 

be

 

enabled

 

(write

 

protection

 

is

 

disabled).

  

After

 

the

 

write

 

execution

 

is

 

completed,

 

the

 

firmware

 

will

 

automatically

 

re

enable

 

the

 

write

 

protection.

 

   

MF5700

 

User

 

Manual

   

www.ato.com

[email protected]

18005851519

  

Global Shipping

Содержание MF5700 Series

Страница 1: ...Gas Mass Flow Meter VC 3 Model MF5700...

Страница 2: ...anual 1 P a g e Gas Mass Flow Meter with MEMS thermal sensing technology MF5700 Series User Manual Document No 11 2021 MF2 EN Issue date 2021 11 Revision VC 3 www ato com sales ato com 18005851519 Glo...

Страница 3: ...pecified parameters Only the trained or qualified personnel shall be allowed to perform product services Be cautious for the electrical safety even it operates at a low voltage any electrical shock mi...

Страница 4: ...the measurement 16 5 5 2 MENU entry with a verified password 16 5 5 3 Set the RS485 Modbus address 17 5 5 4 Set the RS485 communication baud rate 17 5 5 5 Reset or calibrate the offset 17 5 5 6 Gas co...

Страница 5: ...1 Product selection 29 6 2 Order contact and customer support 29 7 Technical specifications 30 8 Technical notes for the product performance 31 8 1 Measurement principle 31 8 2 Precautions for the be...

Страница 6: ...n 2010 The upgrade includes much improved accuracy an additional model to cover flow range and channel size compatibility significantly extended measurement dynamic range wireless data options and val...

Страница 7: ...eck immediately for the integrity of the product as well as the power and data cable if any abnormal is identified please notify the distributor sales representative or manufacturer as soon as you can...

Страница 8: ...description Figure 3 2 MF5700 with valve Meter head rotatable Meter body LCD display MENU keys BSPP connector Flow direction Battery chamber cover Data and power port Installation screws ON OFF soleno...

Страница 9: ...ow Displays instant flow rate in L min Liters per minute or SCFH standard cubic feet per hour or m3 h cubic meters per hour Battery status Valve status The current product provides an ON OFF control v...

Страница 10: ...gnment Figure 3 4 MF5700 cable USB C 100 3 4 Mechanical dimensions Figure 3 5 MF5700 meter dimensions Wire Color Definition 1 Red Power supply 5 24 Vdc 2 Black GND ground 3 Green RS485A 4 White RS485B...

Страница 11: ...ns of the meters meters with control valves Connector G L1 L2 LV1 LV2 W1 W2 H1 H2 H3 MF5706 BSPP 61 34 95 5 123 34 25 127 28 12 5 MF5708 BSPP 3 8 81 45 110 134 45 30 134 35 15 5 MF5712 BSPP 90 50 115...

Страница 12: ...ly Flow direction should be aligned with the arrow mark on the meter body If the flowing fluid may have particles or debris a filter is strongly recommended to be installed upstream of the meter Pleas...

Страница 13: ...ters to be installed For some typical situations please follow the installation recommendation detailed in the following sketches c 2x90 degree elbow 3 D d Pipe size reduction e Pipe size expansion f...

Страница 14: ...ghted up with the proper information displayed works correctly g Slowly open the valve s if any upstream or downstream or both of the pipeline and the meter should then start to measure the flow in th...

Страница 15: ...e measured must be clean and free of particles or other foreign materials 5 2 Check the leakage Check gas leakage before any measurement If it is needed the pressurized nitrogen or air can be used for...

Страница 16: ...provides the basic functions to access the meter sensor data plot an instant flow rate chart calculate totalized or accumulated flow volume at a specific time defined by the user It allows the user t...

Страница 17: ...he Up or Down key to change the digit that flashes and press the M key to confirm Repeat this process for all 5 digits and the meter will enter into the menu setting interfaces screen Subsequently the...

Страница 18: ...There are 6 baud rates selectable depending on your system requirements 4800 9600 19200 38400 57600 and 115200 The default baud rate is 9600 Use the Up or Down key to select the desired one and press...

Страница 19: ...ding Following the above mentioned steps at the MENU setting screen use the Up or Down key to select F12 GCF Press the M key to confirm and it will open the sub MENU showing the current gas conversion...

Страница 20: ...s at the MENU setting screen use the Up or Down key to select F39 LAnG Press the M key to confirm and it will open the sub MENU showing the current language Use the Up or Down and the M confirming key...

Страница 21: ...y to select F99 qUIT and the M key to exit the MENU and return to the Main Display screen 5 5 12 Set an alarm lower instant flow rate limit This function allows the user to set the instant flow rate b...

Страница 22: ...hich indicates the task is completed Use the Up or Down key to select F99 qUIT and the M key to exit the MENU and return to the Main Display screen 5 5 14Change the default password For data safety it...

Страница 23: ...settings use the Up or Down key to select the F99 qUIT option and press the M confirming key to exit the MENU settings and return to the Main Display screen 5 5 17 Sleeping mode When the meter is powe...

Страница 24: ...23 P a g e 5 5 19MENU key sequence for the settings MF5700 User Manual www ato com sales ato com 18005851519 Global Shipping...

Страница 25: ...on The hardware layer is TIA EIA 485 A as illustrated below In this configuration the product MF5700 is a slave 5 6 2 Communication parameters The PC UART communication parameters are listed in the fo...

Страница 26: ...of the standard Modbus function codes These codes are used to set or read the registers of the product Code Name Functions 0x03 Read register Read register s 0x06 Set single register Write one single...

Страница 27: ...x00F2 40243 0x00F2 Write protection Write protection of selected parameters W 0x00FF 40256 0x00FF The detailed information of each register is described below Y enabled N disabled Flowmeter address 0x...

Страница 28: ...alue type UINT 16 Notes The air default is 1000 normally read from register 0x008B The product will disable this function with write protection once the metering gas is confirmed with the proper GCF F...

Страница 29: ...o reset or calibrate the offset write 0xAA55 to register 0x00F0 When you execute this function make sure there is NO flow in the flow channel Reset accumulated flow rate 0x00F2 Write Y Read N Descript...

Страница 30: ...isted at the end of this document For small quantities the order can be placed either through the ATO website www ATO com or the sales office For large quantities please contact the sales office distr...

Страница 31: ...no condensation RH Maximum overflow 100 200 400 SLPM Maximum flow change 15 30 60 SLPM sec Pressure loss 0 6 1 0 2 0 kPa Power supply 4 AA batteries LR6 5 24 Vdc Power consumption 60 on batteries day...

Страница 32: ...tions the calorimetric thermal sensing will guarantee a pressure and temperature independent mass flow data acquisition The MEMS technology also allows the mass production of the sensing elements that...

Страница 33: ...ean and dry If any contamination is suspected please allow experienced technical personnel to have it checked and re conditioned Do not use a foreign cleanser or other fluids to clean the flow path wh...

Страница 34: ...ilure Return to factory Large errors or unexpected flowrate Particles fluid type Check system Erroneous or large noise Vibration unstable flow Check system Valve not work Wire connection valve Return...

Страница 35: ...mages 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 losses injuries or damages concerning the products in...

Страница 36: ...ve been subject to working conditions beyond the technical specification as described by this manual or related datasheet published by the manufacturer 5 Any damages incurred by the incorrect usage of...

Страница 37: ...or product supports please contact customer service at the address listed below We will respond to your request in a timely fashion and will work with you toward your complete satisfaction For furthe...

Страница 38: ...5 interface in serial For further information and purchase of the evaluation kit please contact the manufacturer or the sales representative Each converter has a fixed cable that can be directly conne...

Страница 39: ...time setting Corrections Revision C 2 July 2021 Corrections Revision C 1 March 2021 The formal release of the 3rd generation products Revision C 0 Sepetember 2020 The first release of the 3rd generat...

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