IF302 - English Manual - Smar

IF302 - Operation and Maintenance Instruction ManualTerminatorEnabledJunctionBoxPS302ONPSI302ONFAILFAIL 1FAIL 2CouplerFAIL 3FAIL 4smarsmarFigure 1.5 - Tree Topology ConfigurationInput WiringFIELDBUS+_The IF302 accepts up to three current inputs in the range 0-20 mA or 4-20 mA. The three inputshave a common ground and they are protected from reverse polarity signal. The inputs should beconnected as per Figure 1.6 - Input Wiring.IF3021234 a 20mATRANSMITTER 1TRANSMITTER 2TRANSMITTER 3++++_POWERSUPPLY4Figure 1.6 - Input WiringNote that IF302 can operate with 0-20 mA or 4-20mA transmitters (See Figure 1.7 - Connection).1.4