Field Display & Interface - Honeywell Process · Field Display & Interface Tank inventory...

Field Display & Interface

Tank inventory anywhere in your tank farm.

HoneywellEnraf’s877FieldDisplay&InterfaceUnit(FDI)

providestankinventoryinformationinthefield,whereitis

needed.Itisaversatile,EEx-dapprovedinstrumentwithseveral

interfaceoptions,whichcanevenbepartofW&Mapproved

applications.ThedesignoftheFDIisthereforebasedonreliable

anduninterrupteddatasupplyinallcircumstances.Theunitcan

beusedinstandalonemodeusingtheEnrafBi-phaseMark

communicationprotocolfordirectconnectiontoanyHoneywellEnrafgauge,oranyother

gaugeusingthisstandardcommunicationprotocolintankfarms.Theunitwillinterrogate

thegaugeanddisplayitsmeasureddata.

Technical specifications

Display

Type : LCDcontrastadjustable

2lines,16alphanumericcharactersperline

Decimalseparator : period“.”orcomma“,”selectable

Mechanical

Dimensions(wxhxd) : 225mmx205mmx290mm(87/8”x81/16”x117/16”)

Weight : 12kg(26lb)

Cableentries : 3pcs¾”NPTthreaded(Exdglandsorsealedconduitmayberequired)

Environmental

Ambienttemperature : -40°Cto+60°C(-40°Fto+140°F)

Protectionclass : IP67/NEMA6P

Safety : Explosionproof

II2GEExdIIBT6orEExd[ia/ib]IIBT6accordingtoATEX

-ClassI,Division1,GroupsB,CandD,inacc.toNFPA70(FM,USA)

Materials

Housing : CastaluminumInt.reg.AAA356EN1706AC-AlSi7Mg0.3

Finish : ChromatizedaccordingtoMIL-C-5541C

O-rings : NBR70

Electrical

Powersupply : 110/130/220V(+10%to-20%)and230V(±15%),optional65V(+10%to-20%),

alsosuitablefor240V(+10%to-20%)

Frequencyvariations : 50Hzto60Hz(±10%)

Powerrating : 25VA,Imax=2A(20VAforFM)

Transmission

Type : Serial,Bi-PhaseMarkmodulated(BPM),EnrafGPUprotocol

Isolatingvoltage : >1,500V

Lightningprotection : Fullgalvanicseparationviaisolatingtransformers

Cabling : Twoconductors,twistedpair,Rmax=200Ω/line,Cmax<1µF

CommunicationwithPET* : Infra-red,serial

Operational modes

Sixoff : I Indicatormode(standalone)

F Indicatorandfallbackmode

M Mastermode

D Masterdisplayscanmode(standalone)

H HTGlevelmode

T Standalonetemperaturegauge

Options

Alarmrelayoutput : 2xSPDT,galvanicallyisolated,Vmax=50Vacor75Vdc,Imax=3A(CSA0.6A),

noninductiveload

Fallbackrelay : Adjustabletransmissiontimeout0-29.5min,selfpolling,restartsongaugerestart

Analogleveloutput : 4-20mA(accuracy±0.1%fullscale)

Inputboards : SpotRTD,VITOprobesforaveragetemperatureand/orwatermeasurement,

HART®devices

Datatransmission : StandardModbusviaRS232CorRS485(onlyinoperationmodesH&T)

Cableentries : Adaptersavailabletofitothersizecableglands

HART®isatrademarkoftheHARTCommunicationsFoundation

*)PET=PortableEnrafTerminal

Identification code

Pos 1 ApplicationU GeneralpurposeX W&Mcertified

Pos 2 Data transmissionE EnrafBiphasemarkprotocol(standard)R RS232CGPUprotocol(onlywhenPos3=B,C,J,UorZ)S RS485GPUprotocol(onlywhenPos3=B,C,J,UorZ)V RS232CstandardModbus(onlywhenPos3=B,C,J,UorZ)W RS485standardModbus(onlywhenPos3=B,C,J,UorZ)

Pos 3 I/O optionsB SpottemperaturePt100C VITOtemperatureand/orwaterprobeJ VITOtemperatureand/orwaterprobe+HARTdevice(s)U SpottemperaturePt100+HARTdevice(s)V AnalogleveloutputW Analogleveloutput+VITOtemperatureand/orwaterprobeX Analogleveloutput+VITOtemperatureprobeY Analogleveloutput+spottemperaturePt100+VITOtemperatureand/orwaterprobe+HARTdevice(s)Z None

Pos 4 Alarm relay and fallback relayF WithalarmrelayandfallbackrelayZ Withoutalarmrelayandfallbackrelay

Pos 5, 6, 7 Instrument designation8 7 7 FieldDisplay&Interface

Pos 8 Mains supplyA 220V 50/60HzC 110V 50/60HzK 230V 50/60HzR 130V 50/60HzS 65V 50/60Hz

Pos 9 ApplicationS HIMSifPos3=G,J,UorYT HTGifPos3=G,J,UorYU HTGwithwaterprobeifPos3=JorYZ Basicindicator

Pos 10 Safety approvalsA ATEX EuropeC CSA CanadaF FM USAForotherapprovalspleasecontactyournearestEnrafoffice

U E C F 8 7 7 K Z A Typical identification code

8 7 7 Your identification code

Dimensional drawing

infra redcoupling

Cable entry3 x NPT

180 (7 )

225 (8 )

ø11 ( ) 4x

50(1 )

(3 )100

38

(1

)

290 (11 )

215 (8 )

205

(8

)

170

( 6

)

198

(7

)

(space neededto remove cover)

190 (7 )

100 (4")

Clearance forIR. connector

1/16"

7/8"

7/16"

11/1

6"

13/1

6"

7/16"

7/16"1/2"

1/16

"

15/16"

15/16"

3/4"

1/2"

SerialtransmissionBi-PhaseMarkModulation(BPM)toCIUInventorysystemhostcommunication

SerialtransmissionBi-PhaseMarkModulation(BPM)toCIUInventorysystemhostcommunication

MainsMains

Mains

FDI at the foot of the tank FDI with HTG system

EN-09-18-ENGAugust 2009© 2009 Honeywell International Inc.

For More InformationTolearnmoreaboutHoneywellEnraf’ssolutions,contactyourHoneywellEnrafaccountmanagerorvisitwww.honeywellenraf.com.

AmericasHoneywellEnrafAmericas,Inc.2000NorthfieldCt.Roswell,GA30076USAPhone:+17704751900Email:enraf-us@honeywell.com

Europe, Middle East and AfricaHoneywellEnrafDelftechpark392628XJDelftTheNetherlandsPhone:+31(0)152701100Email:enraf-nl@honeywell.com

Asia PacificHoneywellPteLtd.17ChangiBusinessParkCentral1Singapore486073Phone:+6563552828Email:enraf-sg@honeywell.com