{"product_id":"allen-bradley-1734-im4-point-i-o-digital-ac-input-module","title":"Allen-Bradley 1734-IM4 POINT I\/O Digital AC Input Module","description":"\u003ch1\u003eAllen-Bradley 1734-IM4 POINT I\/O Digital AC Input Module\u003c\/h1\u003e\n\u003cp\u003eConfigured for AC discrete signal acquisition in POINT I\/O networks, the\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eAllen-Bradley 1734-IM4\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e(\u003cstrong\u003e1734-IM4\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eDigital AC Input Module) provides direct electrical execution. The module accepts four AC input channels and processes field-state transitions through hardware and programmable digital filtering before transferring status data across the POINTBus backplane.\u003c\/p\u003e\n\u003ch3\u003eSuffix Breakdown \u0026amp; Model Matrix\u003c\/h3\u003e\n\u003cp\u003eThe supplied documentation identifies a single fixed catalog number,\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e1734-IM4\u003c\/strong\u003e. No official suffix variations or ordering matrix are specified in the provided data.\u003c\/p\u003e\n\u003ch3\u003eHardware Specifications\u003c\/h3\u003e\n\u003ctable class=\"w-fit min-w-(--thread-content-width)\"\u003e\n\u003cthead\u003e\n\u003ctr class=\"firstRow\"\u003e\n\u003cth class=\"last:pe-10\"\u003eParameter\u003c\/th\u003e\n\u003cth class=\"last:pe-10\"\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\u003e1734-IM4\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\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e0.13 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003eMax power dissipation: 0.1 W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Type\u003c\/td\u003e\n\u003ctd\u003eDigital AC Input Module\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Line\u003c\/td\u003e\n\u003ctd\u003ePOINT I\/O 1734\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Points\u003c\/td\u003e\n\u003ctd\u003e4 Points\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNominal Input Voltage\u003c\/td\u003e\n\u003ctd\u003e220 VAC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMinimum On-State Voltage\u003c\/td\u003e\n\u003ctd\u003e159 VAC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaximum On-State Voltage\u003c\/td\u003e\n\u003ctd\u003e264 VAC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMinimum On-State Current\u003c\/td\u003e\n\u003ctd\u003e6.2 mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaximum Off-State Current\u003c\/td\u003e\n\u003ctd\u003e2.9 mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNominal Input Impedance\u003c\/td\u003e\n\u003ctd\u003e22.3 kOhm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHardware Input Filter\u003c\/td\u003e\n\u003ctd\u003e20 ms\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDigital Input Filter\u003c\/td\u003e\n\u003ctd\u003e0-65 ms, programmable\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePOINTBus Current\u003c\/td\u003e\n\u003ctd\u003e75 mA at 5 VDC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaximum Thermal Dissipation\u003c\/td\u003e\n\u003ctd\u003e3.4 BTU\/h\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCompatible Terminal Bases\u003c\/td\u003e\n\u003ctd\u003e1734-TB, 1734-TBS, 1734-TOP, 1734-TOPS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eI\/O Density Scaling in POINT I\/O Architectures\u003c\/h3\u003e\n\u003cp\u003eThe 1734-IM4 contributes four AC input channels within the modular POINT I\/O platform. Multiple POINT I\/O modules can be combined on a common backplane to increase total I\/O density while maintaining a consistent POINTBus communication structure. Input state information is transferred through the backplane interface, with module current consumption specified as 75 mA at 5 VDC from the POINTBus. The configurable digital filter range of 0-65 ms allows adjustment of input response characteristics to match field signal conditions.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Does the 1734-IM4 include configurable input filtering?\u003c\/strong\u003e\u003cbr\u003e\u003cstrong\u003eA:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eYes. The module provides a fixed hardware filter of 20 ms and a programmable digital filter adjustable from 0 ms to 65 ms.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: What backplane load does the module place on the POINTBus?\u003c\/strong\u003e\u003cbr\u003e\u003cstrong\u003eA:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eThe specified POINTBus current consumption is 75 mA at 5 VDC.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Which terminal bases are supported by the module?\u003c\/strong\u003e\u003cbr\u003e\u003cstrong\u003eA:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eThe documented compatible terminal bases are 1734-TB, 1734-TBS, 1734-TOP, and 1734-TOPS.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003eInstall the module on a properly grounded POINT I\/O assembly and approved DIN rail system.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eVerify that field wiring voltage falls within the specified AC input operating range before energizing circuits.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eRoute AC input wiring separately from high-current motor conductors and variable-frequency drive output cables.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eTerminate cable shields according to site grounding practices and avoid multiple shield grounding points unless required by plant standards.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eConfirm terminal base compatibility before module insertion.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eDe-energize field circuits when performing wiring modifications or terminal maintenance.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eInspect backplane connectors and terminal contacts for contamination or mechanical damage before installation.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Allen-Bradley","offers":[{"title":"Default Title","offer_id":43475833880666,"sku":"1734-IM4","price":123.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0612\/4601\/3530\/files\/1734-IM42.jpg?v=1781073438","url":"https:\/\/www.plcmasters.com\/products\/allen-bradley-1734-im4-point-i-o-digital-ac-input-module","provider":"PLC Masters Ltd.","version":"1.0","type":"link"}