{"product_id":"allen-bradley-1734-arm-point-i-o-address-reserve-module","title":"Allen-Bradley 1734-ARM Point I\/O Address Reserve Module","description":"\u003cp\u003eConfigured for address space reservation and slot continuity in Point I\/O backplane structures, the \u003cstrong\u003eAllen-Bradley 1734-ARM\u003c\/strong\u003e (\u003cstrong\u003e1734-ARM\u003c\/strong\u003e Address Reserve Module) provides direct physical\/electrical execution. The module preserves node address mappings for uninstalled or future expansion I\/O units, maintaining backplane bus communication without interrupting adjacent slot operations.\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\u003e1734-ARM\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\u003e0.10 lbs (0.05 kg)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003eStandard Point I\/O Module Dimensions\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003e-20 to 55 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003e0.375 W @ 28.8 VDC (Pointbus: 75 mA @ 5 VDC)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSystem Platform\u003c\/td\u003e\n\u003ctd\u003ePoint I\/O 1734\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eModule Function\u003c\/td\u003e\n\u003ctd\u003eAddress Reservation \/ Slot Blanking\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMounting Format\u003c\/td\u003e\n\u003ctd\u003eDIN Rail Mountable (Open Style)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDiagnostics\u003c\/td\u003e\n\u003ctd\u003eStatus LEDs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eIndustrial Control \u0026amp; Backplane Communication Properties\u003c\/h3\u003e\n\u003cp\u003eAs a passive slot management unit within Allen-Bradley automation architectures, the 1734-ARM maintains backplane topology and data routing stability:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBackplane Bus Communication Velocity:\u003c\/strong\u003e Maintains continuous high-speed Pointbus signal propagation across empty slot locations, preserving deterministic address scanning across EtherNet\/IP networks.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eI\/O Density Scaling:\u003c\/strong\u003e Reserves physical slot capacity and network node mapping within an ultra-compact 12 mm width, enabling modular system expansion without altering PLC controller tag structures.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFirmware Flash Compatibility:\u003c\/strong\u003e Acts as a transparent physical hardware spacer, eliminating firmware flash dependencies while ensuring backplane address retention during system-wide processor updates.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: What is the backplane current draw of the 1734-ARM module?\u003c\/p\u003e\n\u003cp\u003eA: The module draws 75 mA at 5 VDC from the Pointbus backplane power rail, resulting in a nominal power consumption of 0.375 W.\u003c\/p\u003e\n\u003cp\u003eQ: Does the 1734-ARM require software configuration in the controller project tree?\u003c\/p\u003e\n\u003cp\u003eA: The module must be configured in the system I\/O tree to reserve the specific slot address and prevent controller backplane mismatch faults when the target I\/O card is absent.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003cp\u003eProper mechanical mounting and terminal handling maintain backplane contact integrity and structural stability:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMechanical Installation:\u003c\/strong\u003e Snap the 1734-ARM module onto the corresponding 1734 terminal base mounted on a 35 mm DIN rail. Ensure the module locking mechanism fully engages the base to prevent physical displacement under vibration.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWiring and Slot Blanking:\u003c\/strong\u003e As an address reservation unit, no field I\/O wiring is connected to the terminal block. Leave terminal screws unwired or keep protective terminal covers in place to prevent accidental contact with energized circuits.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eModule Replacement:\u003c\/strong\u003e When replacing the 1734-ARM with an active I\/O module, ensure system power is managed according to local site standards, and verify that mechanical keying on the terminal base matches the incoming functional card type.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Allen-Bradley","offers":[{"title":"Default Title","offer_id":45303577346163,"sku":"1734-ARM","price":88.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0644\/4348\/2227\/files\/screenshot_2026-08-04_14-33-21.png?v=1785825690","url":"https:\/\/www.dcssupplier.com\/products\/allen-bradley-1734-arm-point-i-o-address-reserve-module","provider":"DcsSupplier Limited","version":"1.0","type":"link"}