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Bronkhorst®

Instruction Manual FLOW-CONTROL series

9.17.115B

8

Increasing the inlet pressure

has a small effect on the

spring force, causing the
required 

D

P to open the

membrane valve to be smaller,

resulting in a somewhat lower

flow (see graph). In practice,

deviation of the ideal straight

line is less than 0.5-1% per bar.

1.3.2

Wetted materials

The wetted parts of the instrument are made of the following materials:

Model

Materials

FC-001

Aluminum, Viton®, fiber-reinforced nitrile, SS316, PTFE

FC-002

FC-004

FC-005

Aluminum, Viton®, fiber-reinforced nitrile, Fluorosint®, Brass, Buna-N

1.3.3

Flow capacity

The table below lists the flow capacities for compatible media. Ranges are in l

n

/min (SLM; measured at 0 °C and 1.013 bar(a)),

except where otherwise stated.

Media

FC-001

FC-002

FC-004

FC-005

Air

0.02…0.6

0.02…7

0.02…25

0.02…50

N

2

0.02…0.6

0.02…7

0.02…25

0.02…50

O

2

0.02…0.55

0.02…6.5

0.02…23

0.02…47

CO

0.02…0.6

0.02…7

0.02…25

0.02…50

Ar

0.04…0.5

0.04…5.5

0.04…21

0.04…42

CO

2

0.02…0.45

0.02…5.5

0.02…20

0.02…40

CH

4

0.01…0.8

0.01…9

0.01…33

0.01…66

C

3

H

8

0.01…0.45

0.01…5.5

0.01…20

0.01…40

N

2

O

0.02…0.45

0.02…5.5

0.02…20

0.02…40

C

4

H

10

0.01…0.4

0.01…4.5

0.01…17

0.01…34

H

2

O

3…20 ml/min

4…400 ml/min

10…1000 ml/min

18…1800 ml/min

For other media, the maximum flow capacity can be calculated with the following formula:

·

Ø

vn is the volume flow under normal conditions (0 °C, 1.013 bar)

·

ñ

n is the density at normal conditions

Summary of Contents for FLOW-CONTROL Series

Page 1: ... 2018 ATTENTION Pleaseread this Instruction Manualcarefully beforeinstalling and operating theinstrument Notfollowing theguidelines could resultin personalinjury and ordamageto theequipment FLOW CONTROL series Instruction Manual ...

Page 2: ...ationwill facilitatetheuseoftheinstrument and or contributetoitsoptimal performance Additional infoavailableontheinternet or from your local salesrepresentative Receipt of equipment Check the outside package box for damage incurred during shipment If the box is damaged then the local carrier must be notified at once regarding his liability if so required At the same time a report should be submitt...

Page 3: ...afety precautions This product is intended for use by qualified personnel who recognize shock hazards and are familiar with the safety precautions required to avoid possible injury Read the operating information carefully before using the product Before operating make sure the line cord is connected to a properly grounded power receptacle Inspect the connecting cables for cracks or breaks before e...

Page 4: ...Bronkhorst Instruction Manual FLOW CONTROL series 9 17 115B 4 ...

Page 5: ...scription 7 Process 1 3 1 8 Wetted materials 1 3 2 8 Flow capacity 1 3 3 9 1 4 Other documents 10 Installation 2 10 2 1 Check properties 10 2 2 Mounting 10 2 3 Fluidic connections 11 Operation 3 11 3 1 First use 11 3 2 Points of attention 12 Maintenance 4 13 Troubleshooting and service 5 13 5 1 Common issues 13 5 2 Service 14 Removal and return instructions 6 ...

Page 6: ...CO Carbon monoxide Ar Argon CO2 Carbon dioxide CH4 Methane C3H8 Propane N2O Nitrous oxide C4H10 Butane H2O water For other media alwayscheckcompatibilitywiththewettedparts beforedeployingtheinstrument seeWetted materials FLOW CONTROLinstrumentsarenot suitablefor usewithHe Helium andH Hydrogen Theenduser isconsideredtobefamiliar withthenecessarysafetyprecautions andtocomplywiththeappropriate protec...

Page 7: ...e equally unstable The FLOW CONTROL eliminates this effect by keeping the pressure drop across the needle valve DP constant with the aid of a membrane operated normally open valve The membrane is actuated by a mechanical spring which forces the valve to open Pressurizing the inlet adds pressure to the volume under the membrane until it is lifted causing the pressure compensation valve to close At ...

Page 8: ...le below lists the flow capacities for compatible media Ranges are in ln min SLM measured at 0 C and 1 013 bar a except where otherwise stated Media FC 001 FC 002 FC 004 FC 005 Air 0 02 0 6 0 02 7 0 02 25 0 02 50 N2 0 02 0 6 0 02 7 0 02 25 0 02 50 O2 0 02 0 55 0 02 6 5 0 02 23 0 02 47 CO 0 02 0 6 0 02 7 0 02 25 0 02 50 Ar 0 04 0 5 0 04 5 5 0 04 21 0 04 42 CO2 0 02 0 45 0 02 5 5 0 02 20 0 02 40 CH4...

Page 9: ...This document contains all necessary information for basic operation and maintenance A material certificate will be provided on request A dimensional drawingcanbedownloadedfrom www massflow online com service_support downloads Dimensional drawingMASS VIEW FC 00x document no 7 05 924 ...

Page 10: ...sbehigher thanthemaximum operatingpressure Disassemblingtheinstrument will invalidatethepressuretest specification 2 2 Mounting The FLOW CONTROL has no preferred mounting position or orientation 2 3 Fluidic connections Wheninstallingfittings donot applyexcessiveforce asthismaycausedamagetothethreadsor other sensitivepartsofthe instrument Tightenthenut finger tight whileholdingtheinstrument thentig...

Page 11: ...trument toair 3 2 Points of attention Checkthesystem for leaksbeforeapplyingpressure especiallyiftoxic explosiveor other dangerousfluidsareused Besuretoapplythespecifiedoperatingpressure s Avoidpressureshocksandbringthefluidic system graduallyuptothe level of operatingconditions openandclosethefluidsupplygently Donot pressurizetheinstrument beyondthemaximum workingpressure statedontheinstrument la...

Page 12: ... cleaning the inside of the device may be required Inexpertlyservicinginstrumentscanleadtoseriouspersonal injuryand or damagetotheinstrument or thesystem it is usedin Therefore servicingmust beperformedbytrainedandqualifiedpersonnel Contact MassFlowONLINE for informationabout cleaningandcalibration MassFlowONLINE hasatrainedstaffavailable TheFLOW CONTROLissealedafter final adjustment at thefactory...

Page 13: ...n but contact MassFlowONLINE for serviceor repairs 5 1 Common issues Symptom Possiblecause Action Flow present while valve is closed Valve leaking Contact Mass Flow ONLINE No flow opening the needle valve has no effect No fluid supply Check upstream components for obstruction e g fluidic lines valves filters Process outlet blocked Check process outlet and downstream piping for obstruction Valve ma...

Page 14: ...ent temperature before packaging 6 Insert the instrument into a plastic bag and seal the bag 7 Place the bag in an appropriate shipping container if possible use the original packaging box Add documentation Reason of return Failure symptoms Contaminated condition Declaration on decontamination It is absolutely required to notify the factory if toxicordangerous fluids have been in contact with the ...

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