{"product_id":"honeywell-mp-m3am31-programmable-logic-controller","title":"Honeywell MP-M3AM31 Programmable Logic Controller","description":"\u003ch2\u003eHoneywell MP-M3AM31 Programmable Logic Controller\u003c\/h2\u003e\n\u003cp\u003eConfigured for analog input acquisition in Honeywell PLC\/DCS systems, the \u003cstrong\u003eHoneywell MP-M3AM31\u003c\/strong\u003e (\u003cstrong\u003eMP-M3AM31\u003c\/strong\u003e analog input module) provides direct physical execution of milliampere and voltage signal measurement, while also being cross-listed for integration into addressable fire control panel assemblies.\u003c\/p\u003e\n\u003ch3\u003eHardware Specifications\u003c\/h3\u003e\n\u003cfigure\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eParameter\u003c\/th\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eModel\u003c\/th\u003e\n\u003ctd\u003eMP-M3AM31\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eBrand\u003c\/th\u003e\n\u003ctd\u003eHoneywell\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eOrigin\u003c\/th\u003e\n\u003ctd\u003eUSA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eWeight\u003c\/th\u003e\n\u003ctd\u003e1 kg (module) \/ 22.7 kg (panel)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eDimensions\u003c\/th\u003e\n\u003ctd\u003e200 x 200 mm (module) \/ 406 x 356 x 203 mm (panel)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eOperating Temp\u003c\/th\u003e\n\u003ctd\u003e-20 deg C to +60 deg C (module) \/ -40 deg C to +70 deg C (panel)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003ePower Consumption\u003c\/th\u003e\n\u003ctd\u003e2.5 W (module) \/ 24 VDC supply with battery backup up to 24 AH (panel)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eChannel Count\u003c\/th\u003e\n\u003ctd\u003e3 analog inputs (module)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eInput Resolution\u003c\/th\u003e\n\u003ctd\u003e16-bit\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eIsolation Voltage\u003c\/th\u003e\n\u003ctd\u003e1500 VAC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eSystem Capacity\u003c\/th\u003e\n\u003ctd\u003eUp to 31 zones, 256 devices (panel)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003e4-20 mA HART Loop Protocol\u003c\/h3\u003e\n\u003cp\u003eIn PLC\/DCS applications, the MP-M3AM31 supports milliampere and voltage input scaling with 16-bit resolution. Channel-to-channel isolation at 1500 VAC ensures stable measurement across independent inputs. When deployed in fire alarm assemblies, the module interfaces with addressable devices through 24 VDC supply lines, maintaining deterministic communication and supporting battery-backed redundancy.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: Can the MP-M3AM31 be hot-swapped in a Honeywell PLC rack? A: No, power isolation is required before removal or insertion to avoid bus disruption.\u003c\/p\u003e\n\u003cp\u003eQ: How does redundancy apply in fire alarm panel assemblies? A: Redundancy is achieved through battery backup and zone\/device distribution; module-level redundancy is not provided.\u003c\/p\u003e\n\u003cp\u003eQ: Is firmware upgrade supported? A: The module operates with fixed firmware; configuration is hardware-based and not field-upgradable.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eFor PLC\/DCS use, mount the module in the designated chassis slot with proper grounding.\u003c\/li\u003e\n\u003cli\u003eMaintain shielded cable grounding at a single point to minimize interference.\u003c\/li\u003e\n\u003cli\u003eFor fire alarm assemblies, ensure enclosure mounting is secure and ventilation is adequate.\u003c\/li\u003e\n\u003cli\u003eObserve separation between signal wiring and high-voltage lines.\u003c\/li\u003e\n\u003cli\u003eVerify polarity when connecting 24 VDC supply and battery backup.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Honeywell","offers":[{"title":"Default Title","offer_id":49563094450435,"sku":"MP-M3AM31","price":788.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0640\/7995\/4179\/products\/ed8c1e85f1ffe069a9d836d1c13fee39.jpg?v=1681465500","url":"https:\/\/www.runtoelectronic.com\/products\/honeywell-mp-m3am31-programmable-logic-controller","provider":"Runto Electric","version":"1.0","type":"link"}