8000 Zone2.pdf

Pulse Input Module2-channel pulse/quadrature input8123-PI-QUTERMINAL ASSIGNMENTSSAFETYField wiring protection ......................................non-incendiveFM and ATEX Cat 3 NON-INCENDIVE FIELD WIRINGPARAMETERSThe following figures are for Gas Groups A/B (IIC) unless otherwise stated.Current inputs (Ch1 & Ch2)............................................Uo ≤ 0.6V, Io ≤ 0.5mA, Po ≤ 75µW......................................................Ca = 1000µF, La = 1000mH3-wire current inputs (Ch1 & Ch2)...................................Uo ≤ 30V, Io ≤ 102.5mA, Po ≤ 765.7mW................................Ca = 0.165µF, La = 6mH, La/Ra = 82µH/ΩVoltage inputs (Ch1 & Ch2)........................................Uo ≤ 5.5V, Io ≤ 0.58mA, Po ≤ 0.8mW........................................................Ca = 535µF, La = 1000mH3-wire voltage inputs (Ch1 & Ch2)...................................Uo ≤ 30V, Io ≤ 102.6mA, Po ≤ 765.8mW.............................Ca = 0.165µF, La = 6mH, La/Ra = 82.1µH/ΩNAMUR inputs (Ch1 & Ch2).........................................Uo ≤ 9.1V, Io ≤ 10.6mA, Po ≤ 24mW............................................................Ca = 20µF, La = 490mHNAMUR gate input (Ch1).........................................Uo ≤ 9.1V, Io ≤ 10.6mA, Po ≤ 24mW............................................................Ca = 20µF, La = 490mHDiscrete outputs (Ch1 & Ch2)Each pair of field terminals may be considered as non-incendivewhen connected into a field circuit with the following parameters.............................V max =30V dc, I max =100mA, C i =0µF, L i =0mHLED INDICATORSPOWER – Green LEDOFF ON FLASHINGPower failure Power OK Not applicableFAULT – Red LEDOFF ON FLASHINGIn running state Fault Awaiting module trainingPULSE INPUT CHANNEL – Yellow LEDOFF ON FLASHINGChannel inactive but in alarm Channel condition active and Channel active but inoperating normally alarm conditionDIGITAL OUTPUT CHANNEL – Yellow LEDOFF ON FLASHINGChannel inactive Channel active and Not applicableoperating normallyEUROPE (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