{"product_id":"allen-bradley-1734-arm-point-i-o-address-reserve-module","title":"Allen Bradley 1734-ARM POINT I\/O Address Reserve Module","description":"\u003ch2\u003eAllen Bradley 1734-ARM POINT I\/O Address Reserve Module\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eAllen Bradley 1734-ARM\u003c\/strong\u003e, also cataloged as the \u003cstrong\u003e1734-ARM\u003c\/strong\u003e Address Reserve Module, operates as a dedicated hardware component for node address preservation and slot reservation within POINT I\/O backplane structures.\u003c\/p\u003e\n\u003ch3\u003eHardware Specifications\u003c\/h3\u003e\n\u003cfigure\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\u003eUnited States\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e0.03 kg (0.07 lbs)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003e56 mm x 12 mm x 75.5 mm\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\u003e5 VDC backplane bus power (passive module)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Series\u003c\/td\u003e\n\u003ctd\u003ePOINT I\/O (Bulletin 1734)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eComponent Type\u003c\/td\u003e\n\u003ctd\u003eSpecialty Fieldbus I\/O Module\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eModule Function\u003c\/td\u003e\n\u003ctd\u003eReserve node address for future expansion\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRelative Humidity\u003c\/td\u003e\n\u003ctd\u003e5% to 95% non-condensing\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eIndustrial Control and Backplane Bus Communication Velocity\u003c\/h3\u003e\n\u003cp\u003ePOINT I\/O backplane bus communication velocity relies on unbroken electrical continuity and deterministic slot addressing across the terminal base network. The 1734-ARM module reserves a specific slot position and backplane address within EtherNet\/IP or ControlNet scan lists without consuming I\/O process data words. Maintaining active firmware flash compatibility and physical backplane pass-through connections ensures smooth I\/O density scaling during future online system expansions.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: Does the 1734-ARM module consume I\/O data words in the controller scan list?\u003c\/p\u003e\n\u003cp\u003eA: No. The 1734-ARM acts as a passive slot placeholder and address reservation card without transmitting input or output data bits to the PLC controller.\u003c\/p\u003e\n\u003cp\u003eQ: Can a 1734-ARM module be replaced with an active I\/O module while the backplane is powered?\u003c\/p\u003e\n\u003cp\u003eA: Yes. The POINT I\/O backplane supports Removal and Insertion Under Power (RIUP), allowing the reserve module to be swapped for a functional I\/O module without interrupting network operation.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eLock the 1734 terminal base assembly onto the DIN rail before sliding the 1734-ARM module vertically into the base unit until it clicks into place.\u003c\/li\u003e\n\u003cli\u003eSet the mechanical keying switch on the terminal base unit to position 1 to prevent incorrect module insertion during future maintenance.\u003c\/li\u003e\n\u003cli\u003eEnsure backplane power supplies are properly dimensioned to account for the total current draw of both active modules and future expansion cards.\u003c\/li\u003e\n\u003cli\u003eMaintain a minimum clearance of 30 mm above and below the POINT I\/O assembly inside the enclosure to promote natural airflow.\u003c\/li\u003e\n\u003cli\u003eConnect the DIN rail to cabinet single-point ground via a heavy grounding strap to maintain low-impedance electrical shielding across the backplane.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Allen-Bradley","offers":[{"title":"Default Title","offer_id":50206818959434,"sku":"1734-ARM","price":200.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0587\/8569\/3770\/files\/1734-IB8_2.png?v=1741073908","url":"https:\/\/www.topbrandsplc.com\/products\/allen-bradley-1734-arm-point-i-o-address-reserve-module","provider":"Topbrands PLC Limited","version":"1.0","type":"link"}