{"product_id":"1771-ic-allen-bradley-digital-dc-input-module-plc-5-series","title":"1771-IC Allen-Bradley Digital DC Input Module | PLC-5 Series","description":"\u003ch2\u003eAllen-Bradley 1771-IC Digital DC Input Module for PLC-5 Systems\u003c\/h2\u003e\n\u003ch3\u003eEssential Technical Specifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan style=\"color: #2e74b5;\"\u003e\u003cstrong\u003eManufacturer \u0026amp; Brand:\u003c\/strong\u003e Rockwell Automation \/ Allen-Bradley\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #2e74b5;\"\u003e\u003cstrong\u003eSeries Compatibility:\u003c\/strong\u003e PLC-5\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #2e74b5;\"\u003e\u003cstrong\u003eModel Number:\u003c\/strong\u003e 1771-IC\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #2e74b5;\"\u003e\u003cstrong\u003eModule Type:\u003c\/strong\u003e Digital DC Input Module\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #2e74b5;\"\u003e\u003cstrong\u003eInput Count \u0026amp; Type:\u003c\/strong\u003e 8 inputs, Sink-type (Source Load)\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #2e74b5;\"\u003e\u003cstrong\u003eOperating Voltage Range:\u003c\/strong\u003e 42-56 Volts DC\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #2e74b5;\"\u003e\u003cstrong\u003eVoltage Category:\u003c\/strong\u003e 10-60 Volts DC\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #2e74b5;\"\u003e\u003cstrong\u003eBackplane Current:\u003c\/strong\u003e 74 Milliamperes\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003ePerformance \u0026amp; Signal Characteristics\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan style=\"color: #e74c3c;\"\u003eThe module features advanced input filtering for noise suppression.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #e74c3c;\"\u003eTypical ON-state signal delay measures 15 milliseconds with a ±7 ms tolerance.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #e74c3c;\"\u003eTypical OFF-state signal delay measures 20 milliseconds with a ±15 ms tolerance.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #e74c3c;\"\u003eMaximum DC off-state current is limited to 3.7 Milliamperes.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #e74c3c;\"\u003eThis input filtering significantly reduces downtime from electrical noise.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #e74c3c;\"\u003eThe conformal coating protects against harsh industrial environments.\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eInstallation \u0026amp; Compatibility Details\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eYou can install the \u003cstrong\u003e1771-IC\u003c\/strong\u003e module directly into any PLC-5 I\/O chassis.\u003c\/li\u003e\n\u003cli\u003eThe module requires a wiring arm with catalog number 1771-WN for proper connection.\u003c\/li\u003e\n\u003cli\u003eIt works perfectly with both 2-wire and 3-wire field devices and sensors.\u003c\/li\u003e\n\u003cli\u003eFor 3-wire applications, ensure the off-state leakage does not exceed 4mA.\u003c\/li\u003e\n\u003cli\u003eModule dimensions are 3.5 x 6.5 x 2.0 inches (89 x 165 x 51 mm).\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eDevice Compatibility \u0026amp; Applications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eThis module interfaces directly with DC proximity switches and limit switches.\u003c\/li\u003e\n\u003cli\u003eIt works effectively with float switches, pushbuttons, and selector switches.\u003c\/li\u003e\n\u003cli\u003eYou can connect photoelectric sensors and other industrial control devices.\u003c\/li\u003e\n\u003cli\u003eThe robust design handles typical industrial voltage transients and contact bounce.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003ePackaging \u0026amp; Shipping Information\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eYour order includes one genuine Allen-Bradley \u003cstrong\u003e1771-IC\u003c\/strong\u003e Digital DC Input Module.\u003c\/li\u003e\n\u003cli\u003eWe protect the module with a static-shield bag during packaging and shipping.\u003c\/li\u003e\n\u003cli\u003eWe ship all orders worldwide via reliable carriers including FedEx, UPS, and DHL.\u003c\/li\u003e\n\u003cli\u003eYou will receive full tracking information immediately after we dispatch your order.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFrequently Asked Questions (FAQ)\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cstrong\u003eWhat type of input circuitry does the 1771-IC module use?\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003eThe module uses sink-type input circuitry designed to work with source load field devices.\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eWhat is the purpose of the input filtering on this module?\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003eThe input filtering suppresses electrical noise and contact bounce, enhancing reliability.\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eCan I use this module with both 2-wire and 3-wire field devices?\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003eYes, the module supports both 2-wire and 3-wire devices with proper leakage current consideration.\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eWhat is the maximum voltage this input module can withstand?\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003eThe module operates within 42-56V DC but can withstand voltages up to 60V DC in its category.\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eWhat accessories are required for installing this module?\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003eYou need the 1771-WN wiring arm for proper field wiring connections to the module.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e© 2025 Ubest Automation Limited. All rights reserved. Original Source: \u003ca href=\"https:\/\/www.ubestplc.com\/\"\u003ehttps:\/\/www.ubestplc.com\/\u003c\/a\u003e Contact: \u003ca href=\"mailto:sales@ubestplc.com\"\u003esales@ubestplc.com\u003c\/a\u003e Phone: \u003ca href=\"https:\/\/wa.me\/868618030005825\"\u003e+86 86 180 3000 5825\u003c\/a\u003e\u003c\/p\u003e","brand":"Allen-Bradley","offers":[{"title":"Default Title","offer_id":51194995147034,"sku":null,"price":147.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0873\/6240\/4634\/files\/1771-IC_3.jpg?v=1760058615","url":"https:\/\/www.ubestplc.com\/bg\/products\/1771-ic-allen-bradley-digital-dc-input-module-plc-5-series","provider":"Ubest Automation Limited","version":"1.0","type":"link"}