8000 Zone2.pdf

4-channel Analog InputThermocouple and mV8105-TI-TC◆◆four thermocouple or mV* input channelscold junction compensationSafe areaor Zone 2/Div 2 hazardous areaMODULE SPECIFICATIONSee also System SpecificationOtherchannelsINPUTSMUXA/DNumber of channels ...........................................................4THCs types................B,E,J,K,N,R,S, or T to EN 60584-2, IEC584-2, BS4937;............................................................................W3 and W5.mVChannel 1 of 4CJµPRailbusInput type Range Overall accuracymV 0 to + 120mV ±0.1% of span (+10 to +40 ° C)Basic THC accuracy (BTA)...............25 ° C ±0.05% of THC span.........................................+10 ° C to +40 ° C ±0.1% of THC span.........................................–40 ° C to +70 ° C ±0.3% of THC spanCold junction compensation error† 80dB @ 50/60HzSeries mode rejection..............................> 40dB @ 50/60HzMaximum input voltage.............................................± 4.0VCommon mode voltage between channels ....± 4.5V (max.)Isolation (any channel to Railbus) ....................250V ac rmsOpen circuit bleed current..............................± 0.5µA (nom.)CONFIGURABLE PARAMETERS±0.2% of span (–40 to +70 ° C)THC: B 0 to + 1820°C < 600°C 1.5°C + BTA≥ 600°C 0.45°C + BTAE – 270 to + 1000°C 0.3°C + BTAJ – 210 to + 1200°C 0.3°C + BTAK – 270 to + 1372°C 0.3°C + BTAN – 270 to + 1300°C 0.3°C + BTAR – 50 to + 1767°C 0.6°C + BTAS – 50 to + 1767°C 0.4°C + BTAT – 270 to + 400°C 0.3°C + BTAW3 0 to + 2320°C 0.6°C + BTAW5 0 to + 2320°C 0.4°C + BTASensor type .......................................................user selectableInput dead zone (hysteresis)......................user defined valueSelectable input filtering ...off /2 reading avge./running avge.Drive on open circuit fault....... disabled /upscale /downscaleAlarms.................................................................high and lowChannel status.................................................active/ inactive* Consult MTL for availability† C J compensation located in recommended field terminalRESPONSE TIMESSignal change to availability on Railbus.............................................................................120ms (min.)............................................................................420ms (max.)O/C sensor detection....................................................≤ 10sSAFETYFM non-incendive field wiring parameters (each channel) ..................V oc = 10.5V; I sc = 3.6mA; C a = 14.9µF; L a = 1000mHPOWER SUPPLIESRailbus (12V) current.........................................150mA (typ.)...........................................................................200mA (max.)Bussed Field Power .............................................not requiredMECHANICALModule Key Code .............................................................C1Module width ...............................................................42mmWeight ............................................................................200gFIELD TERMINALField wiring Recommended CompatibleField Terminal Field TerminalGeneral purpose 8605-FT-TC –THCClass 1, Div 2 8605-FT-TC –or Z one 2THChazadous areaEUROPE (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