{"product_id":"1771-ife-b-allen-bradley-analog-input-module","title":"1771-IFE\/B Allen-Bradley Analog Input Module","description":"\u003ch2\u003eAllen-Bradley 1771-IFE\/B PLC-5 Analog Input Module\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eAllen-Bradley 1771-IFE\/B\u003c\/strong\u003e, also cataloged as the \u003cstrong\u003e1771-IFE\/B\u003c\/strong\u003e Analog Input Module, operates as a dedicated hardware component for analog signal acquisition within PLC-5 I\/O chassis systems. The module converts voltage and current field signals into digital data through configurable input channels.\u003c\/p\u003e\n\u003ch3\u003eHardware Specifications\u003c\/h3\u003e\n\u003cfigure class=\"table\"\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eParameter\u003c\/th\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003e1771-IFE\/B\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eAllen-Bradley\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOrigin\u003c\/td\u003e\n\u003ctd\u003eUSA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e1.3 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003e15.2 cm x 5.1 cm x 27.9 cm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003e0-60 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003eApproximately 6 W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Type\u003c\/td\u003e\n\u003ctd\u003eAnalog Input Module\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Line\u003c\/td\u003e\n\u003ctd\u003ePLC-5\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Channels\u003c\/td\u003e\n\u003ctd\u003e16 single-ended or 8 differential\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSignal Types\u003c\/td\u003e\n\u003ctd\u003eVoltage: +\/-10 V, +\/-5 V, 0-10 V, 0-5 V; Current: 4-20 mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eResolution\u003c\/td\u003e\n\u003ctd\u003e12-bit (1 part in 4096)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAccuracy\u003c\/td\u003e\n\u003ctd\u003e+\/-0.05% of full scale\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Impedance\u003c\/td\u003e\n\u003ctd\u003eVoltage: 10 Mohm; Current: 250 ohm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eConversion Time\u003c\/td\u003e\n\u003ctd\u003eApproximately 2.5 ms per channel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIsolation\u003c\/td\u003e\n\u003ctd\u003eOptical isolation between field inputs and backplane\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBackplane Current\u003c\/td\u003e\n\u003ctd\u003e1.2 A at 5 VDC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWiring Arm\u003c\/td\u003e\n\u003ctd\u003e1771-WQ\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHumidity Range\u003c\/td\u003e\n\u003ctd\u003e5-95% non-condensing\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStorage Temperature\u003c\/td\u003e\n\u003ctd\u003e-40 to 85 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003ePLC-5 Analog Signal Processing and Backplane Integration\u003c\/h3\u003e\n\u003cp\u003eThe 1771-IFE\/B provides analog input conversion for PLC-5 control architectures using configurable voltage and current input ranges. The module supports I\/O density scaling through PLC-5 chassis configurations and transfers converted analog values through the 1771 backplane bus.\u003c\/p\u003e\n\u003cp\u003eThe module uses optical isolation between field input circuits and the controller backplane. Input configuration supports Profinet \/ EtherNet\/IP deterministic networks through compatible PLC-5 communication interfaces. Firmware flash compatibility depends on the installed PLC-5 processor, adapter modules, and system revision.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: What analog signal types can the 1771-IFE\/B process?\u003cbr\u003eA: The module supports voltage inputs including +\/-10 V, +\/-5 V, 0-10 V, and 0-5 V, as well as 4-20 mA current inputs.\u003c\/p\u003e\n\u003cp\u003eQ: How are input channels configured on the 1771-IFE\/B?\u003cbr\u003eA: The module supports 16 single-ended channels or 8 differential channels depending on the configured input arrangement.\u003c\/p\u003e\n\u003cp\u003eQ: What is the backplane current requirement of the module?\u003cbr\u003eA: The 1771-IFE\/B requires 1.2 A from the PLC-5 5 VDC backplane supply.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003cp\u003eInstall the 1771-IFE\/B module into a compatible 1771 PLC-5 chassis slot after confirming chassis power isolation and available backplane capacity. Connect field analog wiring using the specified 1771-WQ wiring arm and verify signal polarity before operation.\u003c\/p\u003e\n\u003cp\u003eRoute analog signal cables separately from high-voltage and high-current conductors to reduce electromagnetic interference. Use shielded instrumentation cables where required and terminate shields according to the control cabinet grounding design.\u003c\/p\u003e\n\u003cp\u003eVerify channel configuration, input range selection, and PLC-5 I\/O addressing before commissioning. Confirm analog signal values through controller diagnostics and module status indicators after installation.\u003c\/p\u003e","brand":"Allen-Bradley","offers":[{"title":"Default Title","offer_id":43681320271962,"sku":"1771-IFE\/B","price":123.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0612\/4601\/3530\/files\/1771-IFEB2.jpg?v=1784529323","url":"https:\/\/www.plcmasters.com\/products\/1771-ife-b-allen-bradley-analog-input-module","provider":"PLC Masters Ltd.","version":"1.0","type":"link"}