8000 Zone2.pdf

8-channel Analog Input4–20mA with HART ®8201-HI-IS◆◆◆◆8 single-ended input channelsintrinsically safe field circuitsconventional 4–20mAHART pass-throughHazardous areaZone 0/Div 1Safe areaor Zone 2/Div 2 hazardous area#◆ HART variable and status reportingHHC® HART is a registered trademark of the HART Communication Foundation. loop disconnect8622-FT-IS◆ for 2-wire transmittersChannel 1 of 8◆ in-built power supplyRailbus4-20mAMODULE SPECIFICATIONSee also System SpecificationINPUTSSAFETYNumber of channels ...........................................................8Field wiring protection..........................................[EEx ia] IICNominal signal range (span) ...............................4 to 20mASafety description (each channel)Full signal range.................................................0.5 to 22mA..............................................U o = 28V, I o = 93mA, P o = 0.65WLine fault detectionFM entity parameters .......................V OC ≤ 28V dc, I SC ≤ 93mAShort circuit current......................................................> 21.5mA........................................................C a ≤ 0.14µF, L a ≤ 4.38mHOpen circuit current.......................................................< 0.5mAVoltage to transmitter @ 20mA ............................15V (min.) POWER SUPPLIESAccuracy (@25°C)..........................................................± 2µAIS Railbus (12V) current (all channels @ 22mA)Resolution ....................................................................16 bits.............................................................................600mA (typ.)Temperature StabilityPower dissipation within module .....................4.2W (max.)(–40°C to +70°C) .................................± 0.006% of span per °CIsolation(any channel to Railbus) ...................................................60V ac(between channels in same module) ......................................noneCONFIGURABLE PARAMETERSMECHANICALModule Key Code .............................................................A1Module width ...............................................................42mmWeight ............................................................................260gAlarms...........................................high, high-high, low, low-lowAlarm deadband (hysteresis) ....................user defined valueInput filter time constant ............................user defined valueInput dead zone ..........................................user defined valueDrive on failsafe..........................................user defined valueChannel status................................................ active /inactiveHART comms.................................................. enable /disableRESPONSE TIMEAnalog signal change to availability on Railbus4–20mA mode.........................................................33ms (max.)HART mode ....................................................0.75s per channelFIELD TERMINALField wiring typeRecommendedField TerminalIntrinsically safe standard8621-FT-ISIntrinsically safeEUROPE (EMEA) Tel: +44 (0)1582 723633 Fax: +44 (0)1582 422283AMERICAS Tel: +1 603 926 0090 Fax: +1 603 926 1899ASIA PACIFIC Tel: +65 487 7887 Fax: +65 487 7997E-mail: enquiry@mtl-inst.com Web site: www.mtl-inst.comOct 2006