{"product_id":"allen-bradley-1771-ir-d-plc-5-rtd-input-module","title":"Allen-Bradley 1771-IR\/D PLC-5 RTD Input Module","description":"\u003cp\u003eConfigured for high-accuracy temperature measurement in PLC-5 I\/O chassis platforms, the \u003cstrong\u003eAllen-Bradley 1771-IR\/D\u003c\/strong\u003e (\u003cstrong\u003e1771-IR\/D\u003c\/strong\u003e RTD Input Module) provides direct physical\/electrical execution.\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\u003e\u003cstrong\u003eParameter\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cstrong\u003eSpecification\u003c\/strong\u003e\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-IR\/D\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 \/ Global Manufacturing standard\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e1 lbs 7.0 oz (0.7 kg)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003e6.0\" x 2.0\" x 11.0\" (15.2 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 to 60 deg C (32 to 140 deg F)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003ePowered via 1771 I\/O chassis backplane\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eModule Type\u003c\/td\u003e\n\u003ctd\u003eAnalog RTD Input Module\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNumber of Inputs\u003c\/td\u003e\n\u003ctd\u003e6 RTD input channels\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSensor Compatibility\u003c\/td\u003e\n\u003ctd\u003eResistance Temperature Detector (RTD) sensors\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCompatibility\u003c\/td\u003e\n\u003ctd\u003eAllen-Bradley PLC-5 and 1771 Series I\/O systems\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003ePLC-5 I\/O Density Scaling \u0026amp; Backplane Bus Integration\u003c\/h3\u003e\n\u003cp\u003eThe 1771-IR\/D processes signals across 6 independent RTD temperature channels within Allen-Bradley 1771 I\/O systems. Converting resistance values into digital data for the controller, the board supports precise analog input scaling across high-density I\/O configurations. The module processes field sensor signals with high noise immunity while maintaining deterministic timing, ensuring uninterrupted operation without causing backplane bus communication velocity degradation across the 1771 backplane bus.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: Does the 1771-IR\/D support hot-swapping while the 1771 I\/O chassis is energized?\u003c\/p\u003e\n\u003cp\u003eA: No. Chassis power must be disconnected before inserting or removing the 1771-IR\/D module to prevent backplane electrical transients and hardware damage.\u003c\/p\u003e\n\u003cp\u003eQ: What sensor types are compatible with the 1771-IR\/D module input channels?\u003c\/p\u003e\n\u003cp\u003eA: The module is designed specifically for direct interface with Resistance Temperature Detector (RTD) sensors across all 6 input channels.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003eTurn off main power to the 1771 I\/O chassis before installing the module.\u003c\/li\u003e\n\u003cli\u003eWear a grounded ESD wrist strap to protect sensitive analog circuitry from static discharge.\u003c\/li\u003e\n\u003cli\u003eAlign the 1771-IR\/D card edges with the designated chassis slot guides and press firmly until fully seated.\u003c\/li\u003e\n\u003cli\u003eRoute RTD field sensor wiring using shielded twisted-pair cables, connecting shields to chassis ground at one end only.\u003c\/li\u003e\n\u003cli\u003eSecure the field wiring arm and verify module status via processor I\/O configuration settings upon powering up.\u003c\/li\u003e\n\u003c\/ol\u003e","brand":"Allen-Bradley","offers":[{"title":"Default Title","offer_id":48747675386046,"sku":"1771-IR\/D","price":89.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0725\/1145\/5422\/files\/1785-CHBM_db1354a3-eac4-4615-8b62-cada1d81c384.png?v=1786958592","url":"https:\/\/www.autooiltech.com\/products\/allen-bradley-1771-ir-d-plc-5-rtd-input-module","provider":"AutoOilTech Limited","version":"1.0","type":"link"}