{"product_id":"honeywell-mu-tdia12-120-vac-digital-input-module","title":"Honeywell MU-TDIA12 120 Vac Digital Input Module","description":"\u003ch2\u003eHoneywell MU-TDIA12 120 Vac Digital Input Module\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eHoneywell 51304439-125\u003c\/strong\u003e, also cataloged as the \u003cstrong\u003eMU-TDIA12\u003c\/strong\u003e 120 Vac Digital Input Module, operates as a dedicated hardware component for 120 Vac field signal acquisition within Honeywell HPM control system platforms.\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\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\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003eMU-TDIA12\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFull Model Number\u003c\/td\u003e\n\u003ctd\u003e51304439-125\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eHoneywell\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Type\u003c\/td\u003e\n\u003ctd\u003e120 Vac Digital Input Module\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFTA Type\u003c\/td\u003e\n\u003ctd\u003e120 Vac DI\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTerminal Type\u003c\/td\u003e\n\u003ctd\u003eCompression Terminal, Type C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eChannels\u003c\/td\u003e\n\u003ctd\u003e32\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMounting\u003c\/td\u003e\n\u003ctd\u003eHPM Field Termination Assembly configuration\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Signal Type\u003c\/td\u003e\n\u003ctd\u003e120 Vac digital field input\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSystem Compatibility\u003c\/td\u003e\n\u003ctd\u003eHoneywell High Performance Module (HPM) system\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCE Compliance\u003c\/td\u003e\n\u003ctd\u003eCE compliant version\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNon-CE Part Number\u003c\/td\u003e\n\u003ctd\u003e51304439-100\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\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eProcess Control Signal Interface and Isolation Features\u003c\/h3\u003e\n\u003cp\u003eThe Honeywell MU-TDIA12 provides 32 channels for 120 Vac discrete signal acquisition through a compression terminal field termination assembly. The module receives external on\/off electrical states and transfers the processed status information into the Honeywell HPM control environment.\u003c\/p\u003e\n\u003cp\u003eIn addition, Honeywell digital input assemblies support structured field wiring practices with channel separation and terminal-based signal organization. For process control installations requiring mixed instrument interfaces, Honeywell systems typically apply channel-to-channel isolation techniques to reduce unwanted electrical interaction between field circuits.\u003c\/p\u003e\n\u003cp\u003eThe MU-TDIA12 design focuses on digital status monitoring rather than analog measurement. Therefore, the module does not perform 4-20 mA signal conversion, HART communication, or FOUNDATION Fieldbus data processing.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: What type of field signals does the Honeywell MU-TDIA12 accept?\u003cbr\u003eA: The MU-TDIA12 accepts 120 Vac discrete input signals through its Type C compression terminal field termination interface.\u003c\/p\u003e\n\u003cp\u003eQ: How many digital input channels are available on the MU-TDIA12?\u003cbr\u003eA: The module provides 32 digital input channels for connection to external 120 Vac field devices.\u003c\/p\u003e\n\u003cp\u003eQ: Can the MU-TDIA12 directly process analog transmitter signals?\u003cbr\u003eA: No. The MU-TDIA12 is a digital input module designed for discrete voltage status detection and does not process analog current or voltage measurement signals.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003cp\u003eInstall the MU-TDIA12 within the designated Honeywell HPM field termination arrangement according to system hardware manuals.\u003c\/p\u003e\n\u003cp\u003eVerify that field wiring matches the specified 120 Vac digital input configuration before energizing the circuit. Use appropriate terminal tightening procedures to maintain stable electrical contact.\u003c\/p\u003e\n\u003cp\u003eRoute AC digital input wiring separately from low-level analog signal cables and communication wiring to reduce electromagnetic interference. Connect cable shields according to the grounding method defined for the installed Honeywell control cabinet.\u003c\/p\u003e\n\u003cp\u003eBefore commissioning, confirm each input channel state by applying the corresponding field device signal and verifying correct status recognition in the HPM control system.\u003c\/p\u003e","brand":"Honeywell","offers":[{"title":"Default Title","offer_id":44402815303768,"sku":"MU-TDIA12 51304439-125","price":100.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0670\/2039\/0488\/files\/MU-TDIA1251304439-125-3.jpg?v=1784531220","url":"https:\/\/www.industriaxplc.com\/products\/honeywell-mu-tdia12-120-vac-digital-input-module","provider":"IndustriaX Limited","version":"1.0","type":"link"}