{"product_id":"1734-ia4-120v-ac-discrete-sinking-input-module-allen-bradley","title":"1734-IA4 120V AC Discrete Sinking Input Module Allen-Bradley","description":"\u003ch2\u003e\u003cstrong\u003eAllen-Bradley 1734-IA4 POINT I\/O 120V AC 4-Channel Discrete Input Module\u003c\/strong\u003e\u003c\/h2\u003e\n\u003ch3\u003e\u003cstrong\u003eKey Technical Specifications\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eThe \u003cstrong\u003e1734-IA4\u003c\/strong\u003e provides 4 sinking input channels configured as 1 group of 4. It accepts 120 V AC nominal input voltage with an 85-132 V AC range at 47-63 Hz.\u003c\/li\u003e\n\u003cli\u003eOn-state voltage ranges from 65 V AC minimum to 132 V AC maximum. On-state current spans 4.0 mA at 65 V AC to 8.5 mA at 132 V AC (60 Hz).\u003c\/li\u003e\n\u003cli\u003eMaximum off-state voltage is 43 V AC with off-state current of 2.7 mA. Nominal input impedance measures 10.6 kΩ for accurate signal detection.\u003c\/li\u003e\n\u003cli\u003eBackplane current draws 75 mA at 5.1 V DC from the POINTBus. Power dissipation reaches 0.50 W at 132 V AC, with thermal dissipation of 1.71 BTU\/hour.\u003c\/li\u003e\n\u003cli\u003eIsolation voltage is 240 V AC continuous between field-side and system. The module withstands 3250 V DC for 60 seconds during dielectric testing.\u003c\/li\u003e\n\u003cli\u003eDimensions are 2.21\" x 0.47\" x 2.97\" (56.0 mm x 12.0 mm x 75.5 mm). It weighs approximately 30.9 g (1.09 oz).\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eEnvironmental \u0026amp; Mechanical Specifications\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eThe \u003cstrong\u003e1734-IA4\u003c\/strong\u003e features an open-style enclosure rating. Operating temperature range is -20 °C to 55 °C (-4 °F to 131 °F).\u003c\/li\u003e\n\u003cli\u003eNon-condensing relative humidity tolerance spans 5% to 95%. The module withstands industrial vibration and shock standards.\u003c\/li\u003e\n\u003cli\u003eWire size accepts 0.25-2.5 mm² or 22-14 AWG copper wire. Terminal screw torque specification is 0.6 Nm (7 lb-in).\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eFrequently Asked Questions (FAQ)\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eHow many input channels does the 1734-IA4 have?\u003c\/strong\u003e\u003cbr\u003eThe \u003cstrong\u003e1734-IA4\u003c\/strong\u003e provides 4 non-isolated sinking input channels for 120 V AC signals, each with a dedicated LED status indicator.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWhat terminal bases work with this module?\u003c\/strong\u003e\u003cbr\u003eIt mounts on 1734-TB, 1734-TBS, 1734-TOP, or 1734-TOPS wiring base assemblies for secure DIN rail installation.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWhat is the input voltage range?\u003c\/strong\u003e\u003cbr\u003eThe module accepts 85-132 V AC at 47-63 Hz, with nominal voltage of 120 V AC at 60 Hz.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWhat is the backplane current requirement?\u003c\/strong\u003e\u003cbr\u003eThe 1734-IA4 draws 75 mA at 5.1 V DC from the POINTBus backplane power.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDoes this module require an external power supply?\u003c\/strong\u003e\u003cbr\u003eYes, you must connect an external 85-132 V AC power supply for field input power.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWhat are the On-state and Off-state specifications?\u003c\/strong\u003e\u003cbr\u003eOn-state voltage ranges from 65-132 V AC with 4.0-8.5 mA current. Maximum Off-state voltage is 43 V AC with 2.7 mA current.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIs the 1734-IA4 a new original Allen-Bradley part?\u003c\/strong\u003e\u003cbr\u003eYes, we supply only brand-new, authentic Allen‑Bradley modules with full manufacturer traceability and warranty support.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eContact Information Inquiries:\u003c\/strong\u003e \u003ca href=\"mailto:sales@nex-auto.com\"\u003esales@nex-auto.com\u003c\/a\u003e | \u003ca href=\"https:\/\/wa.me\/8615392429628\" target=\"_blank\"\u003e+86 153 9242 9628\u003c\/a\u003e\u003cbr\u003ePartner: \u003ca href=\"https:\/\/www.nex-auto.com\/\" target=\"_blank\"\u003eNexAuto Technology Limited\u003c\/a\u003e\u003c\/p\u003e","brand":"Allen-Bradley","offers":[{"title":"Default Title","offer_id":45817043288225,"sku":"1734-IA4","price":220.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0673\/5390\/3265\/files\/1734-IA4-1.jpg?v=1773384981","url":"https:\/\/www.autonexcontrol.com\/sk\/products\/1734-ia4-120v-ac-discrete-sinking-input-module-allen-bradley","provider":"AutoNex Controls Limited ","version":"1.0","type":"link"}