{"product_id":"johnson-controls-ms-iom2721-0-metasys-input-output-expansion-module-with-8-universal-inputs-and-2-analog-outputs","title":"Johnson Controls MS-IOM2721-0 Metasys Input\/Output Expansion Module with 8 Universal Inputs and 2 Analog Outputs","description":"\u003ch4 class=\"PDq2pG_selectionAnchorContainer\"\u003eDescription\u003cspan class=\"PDq2pG_selectionAnchor\"\u003e\u003c\/span\u003e\n\u003c\/h4\u003e\n\u003cp\u003e\u003cmeta charset=\"utf-8\"\u003eThe Johnson Controls MS-IOM2721-0 is a programmable input\/output expansion module designed to increase the monitoring and control capabilities of Metasys® field controllers in commercial HVAC and building automation systems. It provides eight universal inputs and two analog outputs while operating from a 24 VAC power supply and supporting BACnet MS\/TP communications. The module enables flexible expansion of field devices without replacing the primary controller.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch4\u003eTechnical Specifications\u003c\/h4\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCondition\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eNew\/Never Used Surplus\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBrand\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eJohnson Controls\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCategory\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003ePLCs\/Machine Control\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePart Number\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eMS-IOM2721-0\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSubcategory\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003ePLC Module\/Rack\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eProduct Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eInput\/Output Expansion Module\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eController Family\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eMetasys® IOM27 Series\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eInput Configuration\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e8 Universal Inputs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eUniversal Input Types\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e0–10 VDC, 4–20 mA, 0–600 kΩ, Binary Dry Contact\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOutput Configuration\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e2 Analog Outputs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eAnalog Output Types\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e0–10 VDC or 4–20 mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePower Supply\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e24 VAC Nominal (20–30 VAC), 50\/60 Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePower Consumption\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e14 VA Maximum\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCommunication Protocol\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eBACnet MS\/TP\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCommunication Bus\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eRS-485 FC Bus \/ SA Bus\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eProcessor\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eRenesas® RX631 32-Bit Microcontroller\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMemory\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e640 KB Flash, 128 KB RAM\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eProtection Rating\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eIP20\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMounting\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e35 mm DIN Rail or Surface Mount\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDimensions\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e150 × 164 × 53 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eWeight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1.25 lb (0.57 kg)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch4\u003eInformation About \u003cmeta charset=\"utf-8\"\u003e\n\u003cspan\u003eMS-IOM2721-0\u003c\/span\u003e\n\u003c\/h4\u003e\n\u003cp class=\"PDq2pG_selectionAnchorContainer\"\u003e\u003cmeta charset=\"utf-8\"\u003eThe MS-IOM2721-0 is part of the Johnson Controls Metasys® IOM27 Series of field input\/output expansion modules developed for commercial building automation applications. It expands the available field interfaces of compatible Field Equipment Controllers (FEC), Field Application Controllers (FAC), Variable Air Volume Modular Assemblies (VMA), Network Control Engines (NCE), Network Automation Engines (NAE), System Network Controllers (SNC), and System Management Controllers (SMC) by providing additional analog and digital input\/output capacity. The module communicates over an RS-485 BACnet MS\/TP network and may also connect through the SA Bus, allowing seamless integration into both Johnson Controls and third-party BACnet systems. Powered from a nominal 24 VAC source, it incorporates a 32-bit Renesas® RX631 microcontroller, onboard flash memory, and programmable configuration for reliable long-term HVAC monitoring and control.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eKey Features:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\u003c\/ul\u003e\n\u003cul\u003e\n\u003cli\u003eEight Universal Inputs: Supports 0–10 VDC, 4–20 mA, resistive sensors, and binary dry-contact inputs.\u003cspan class=\"PDq2pG_selectionAnchor\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003eTwo Analog Outputs: Provides configurable 0–10 VDC or 4–20 mA control outputs.\u003c\/li\u003e\n\u003cli\u003eBACnet MS\/TP Communications: Integrates directly with Metasys® and compatible BACnet automation systems.\u003c\/li\u003e\n\u003cli\u003e24 VAC Operation: Compatible with standard HVAC control transformers.\u003c\/li\u003e\n\u003cli\u003eFlexible Controller Expansion: Extends compatible Metasys controllers without replacing existing hardware.\u003c\/li\u003e\n\u003cli\u003e32-Bit Processing Platform: Utilizes a Renesas® RX631 microcontroller for dependable field operation.\u003c\/li\u003e\n\u003cli\u003eDIN Rail or Surface Mounting: Supports quick installation using integrated mounting clips.\u003c\/li\u003e\n\u003cli\u003eCommercial HVAC Applications: Suitable for air handling units, central plants, packaged equipment, and other building automation systems.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe MS-IOM2721-0 delivers the reliability and precision required for expanding analog and digital field input\/output capacity in commercial HVAC and building automation systems.\u003c\/p\u003e","brand":"JOHNSON CONTROLS","offers":[{"title":"Default Title","offer_id":52157264298282,"sku":"MS-IOM2721-0","price":559.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0800\/0392\/4266\/files\/s-l1600_b7b2344d-6f2e-4a10-8038-7d1ffd252f59.webp?v=1785594463","url":"https:\/\/iqelectro.com\/products\/johnson-controls-ms-iom2721-0-metasys-input-output-expansion-module-with-8-universal-inputs-and-2-analog-outputs","provider":"IQElectro","version":"1.0","type":"link"}