{"product_id":"honeywell-mc-tdia12-51304439-175-isolated-digital-input-board","title":"Honeywell MC-TDIA12 51304439-175 Isolated Digital Input Board","description":"\u003ch2\u003eHoneywell MC-TDIA12 51304439-175 Isolated Digital Input Board\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eHoneywell MC-TDIA12 51304439-175\u003c\/strong\u003e, also cataloged as the \u003cstrong\u003eMC-TDIA12\u003c\/strong\u003e Isolated Digital Input Board, operates as a dedicated hardware component for AC digital signal acquisition within Honeywell control system I\/O architectures.\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\u003eMC-TDIA12 51304439-175\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\u003eIsolated Digital Input Board\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSpare Model\u003c\/td\u003e\n\u003ctd\u003e51304439-175\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\u003e1.14 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003e46.2 x 12 x 5 cm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Channels\u003c\/td\u003e\n\u003ctd\u003e32\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDigital Input Voltage\u003c\/td\u003e\n\u003ctd\u003e90-132 VAC rms\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFrequency Range\u003c\/td\u003e\n\u003ctd\u003e47-63 Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eGalvanic Isolation\u003c\/td\u003e\n\u003ctd\u003e1500 VAC rms or +\/-1500 VDC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSense Current\u003c\/td\u003e\n\u003ctd\u003e3.5 mA minimum\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAbsolute Delay Across Input Filter and Isolation\u003c\/td\u003e\n\u003ctd\u003e25 ms maximum\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAccumulated Input Frequency\u003c\/td\u003e\n\u003ctd\u003eNot applicable\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTariff Code\u003c\/td\u003e\n\u003ctd\u003e8537101190\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eShipment Location\u003c\/td\u003e\n\u003ctd\u003eXiamen, China\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eChannel-to-Channel Isolation and DCS Signal Processing\u003c\/h3\u003e\n\u003cp\u003eThe Honeywell MC-TDIA12 51304439-175 uses isolated digital input channels to acquire field AC status signals and transfer discrete states into the control system. The board supports 32 input channels and accepts 90-132 VAC rms field signals.\u003c\/p\u003e\n\u003cp\u003eFurthermore, the module applies galvanic isolation between field circuits and internal electronics. The isolation rating reaches 1500 VAC rms or +\/-1500 VDC, which separates external wiring conditions from the control hardware signal path.\u003c\/p\u003e\n\u003cp\u003eFor Honeywell process control systems, channel-to-channel isolation supports discrete field device monitoring where electrical separation is required. The input circuit design manages switching signals with a maximum delay of 25 ms across the input filter and isolation stages.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: What type of field signals does the Honeywell MC-TDIA12 51304439-175 accept?\u003cbr\u003eA: The MC-TDIA12 accepts 90-132 VAC rms digital input signals with a frequency range of 47-63 Hz.\u003c\/p\u003e\n\u003cp\u003eQ: Does the MC-TDIA12 provide electrical isolation between field inputs and internal circuits?\u003cbr\u003eA: Yes. The board provides galvanic isolation rated at 1500 VAC rms or +\/-1500 VDC.\u003c\/p\u003e\n\u003cp\u003eQ: How many digital input channels are available on this board?\u003cbr\u003eA: The MC-TDIA12 provides 32 isolated digital input channels for discrete signal acquisition.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eInstall the MC-TDIA12 51304439-175 according to the Honeywell system hardware configuration and approved cabinet wiring practices.\u003c\/li\u003e\n\u003cli\u003eVerify that field wiring voltage levels match the specified 90-132 VAC rms digital input range before connection.\u003c\/li\u003e\n\u003cli\u003eSeparate AC digital input wiring from low-level analog signal cables to reduce electrical interference.\u003c\/li\u003e\n\u003cli\u003eConnect cable shields according to the control cabinet grounding design and site electrical standards.\u003c\/li\u003e\n\u003cli\u003eCheck terminal connections for correct polarity and secure mechanical fastening before system startup.\u003c\/li\u003e\n\u003cli\u003eConfirm isolation requirements when connecting field devices located in electrically noisy environments.\u003c\/li\u003e\n\u003cli\u003eAvoid routing signal cables near high-current power conductors unless proper separation or shielding methods are applied.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Honeywell","offers":[{"title":"Default Title","offer_id":44494857994328,"sku":"MC-TDIA12 51304439-175","price":100.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0670\/2039\/0488\/files\/MC-TDIA12-51304439-175-3_1200x1200_470f93f9-57ca-4dd1-9bad-cddbc48899cd.jpg?v=1785749435","url":"https:\/\/www.industriaxplc.com\/products\/honeywell-mc-tdia12-51304439-175-isolated-digital-input-board","provider":"IndustriaX Limited","version":"1.0","type":"link"}