{"product_id":"abb-mdi32bis-digital-input-module-s800-i-o-series","title":"ABB MDI32BIS Digital Input Module S800 I\/O Series","description":"\u003cp\u003eConfigured for 32-channel isolated digital signal acquisition in S800 I\/O architecture, the \u003cstrong\u003eABB MDI32BIS\u003c\/strong\u003e (\u003cstrong\u003eMDI32BIS\u003c\/strong\u003e Digital Input Module) provides direct physical\/electrical execution. This high-density module converts external 24 VDC binary field signals into internal logical backplane states, enabling real-time status monitoring, event recording, and high-speed process sequencing across ABB System 800xA control networks.\u003c\/p\u003e\n\u003ch3\u003eTechnical Identifier Matrix\u003c\/h3\u003e\n\u003cfigure\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cstrong\u003eComponent Identifier\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cstrong\u003eTechnical Classification\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cstrong\u003eDescription\u003c\/strong\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eABB\u003c\/td\u003e\n\u003ctd\u003eSystem Manufacturer\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBase Model\u003c\/td\u003e\n\u003ctd\u003eMDI32BIS\u003c\/td\u003e\n\u003ctd\u003eHigh-Density Isolated Digital Input Module\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSeries\u003c\/td\u003e\n\u003ctd\u003eS800 I\/O\u003c\/td\u003e\n\u003ctd\u003eDistributed Process I\/O Architecture\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTariff Code\u003c\/td\u003e\n\u003ctd\u003e8537101190\u003c\/td\u003e\n\u003ctd\u003eInternational Harmonized System Code\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\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\u003eMDI32BIS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eABB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOrigin\u003c\/td\u003e\n\u003ctd\u003eSweden\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e0.38 kg (Net)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003e12.4 cm x 5.9 cm x 11.9 cm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eShipping Dimensions\u003c\/td\u003e\n\u003ctd\u003e24.5 cm x 19.0 cm x 5.0 cm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003e-25 to +60 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStorage Temp\u003c\/td\u003e\n\u003ctd\u003e-40 to +85 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHumidity\u003c\/td\u003e\n\u003ctd\u003e5 to 95% RH (non-condensing)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Density\u003c\/td\u003e\n\u003ctd\u003e32 channels\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSignal Type\u003c\/td\u003e\n\u003ctd\u003eDigital \/ Binary Input\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIsolation\u003c\/td\u003e\n\u003ctd\u003eChannel-to-system galvanic isolation\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax Switching Frequency\u003c\/td\u003e\n\u003ctd\u003e10 kHz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOvervoltage Protection\u003c\/td\u003e\n\u003ctd\u003e+\/-60 V DC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eDCS Backplane Bus Velocity and I\/O Density Scaling\u003c\/h3\u003e\n\u003cp\u003eThe MDI32BIS communicates across the ModuleBus backplane interface, utilizing high-velocity serial communications to deliver high channel-density updates directly to the Fieldbus Communication Interface (FCI) or AC 800M controller. Packed with 32 isolated digital channels, the module maximizes rack density while supporting high-speed pulse processing up to a 10 kHz switching frequency. Built-in +\/-60 V DC overvoltage protection circuits buffer the internal logic against voltage spikes and field-wiring faults, maintaining system scan determinism and bus signal integrity across distributed network topologies.\u003c\/p\u003e\n\u003ch3\u003ePackage Contents \u0026amp; Ordering Information\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e1x ABB MDI32BIS Digital Input Module\u003c\/li\u003e\n\u003cli\u003e1x Factory Quality Inspection Certificate\u003c\/li\u003e\n\u003cli\u003e1x Installation Safety Instruction Sheet\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eModule Mounting:\u003c\/strong\u003e Snap the module onto the corresponding S800 Extended Modulebus Items (MTU) until the retention latches lock securely into place.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWiring Configurations:\u003c\/strong\u003e Connect 24 VDC field discrete inputs to the dedicated MTU terminal blocks using stranded conductors from AWG 22 to AWG 14.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOvervoltage \u0026amp; Isolation Safety:\u003c\/strong\u003e Verify that field input lines stay within the +\/-60 V DC overvoltage protection limits to prevent destruction of internal optocouplers.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eShielding \u0026amp; Grounding:\u003c\/strong\u003e Terminate field cable shields to the nearest MTU grounding bar. Ensure frame ground (FG) earth path resistance is maintained under 100 ohms with a 360-deg braid clamp assembly.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eWhat is the channel capacity and input type for the MDI32BIS?\u003c\/p\u003e\n\u003cp\u003eThe MDI32BIS provides 32 isolated digital input channels configured to process binary DC field status signals.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eWhat is the maximum switching frequency supported per channel?\u003c\/p\u003e\n\u003cp\u003eEach channel supports high-speed digital state changes up to a maximum switching frequency of 10 kHz.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eWhat overvoltage protection rating does the input channel possess?\u003c\/p\u003e\n\u003cp\u003eThe module includes integrated input protection rated for continuous or transient overvoltages up to +\/-60 V DC.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eWhat operating temperature range is the module rated for?\u003c\/p\u003e\n\u003cp\u003eThe module operates within an ambient field temperature range of -25 deg C to +60 deg C without derating.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eDoes the MDI32BIS support hot-swapping under live power?\u003c\/p\u003e\n\u003cp\u003eYes, when installed on an appropriate S800 MTU baseplate, the module can be replaced under live power without disturbing adjacent I\/O modules.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eWhat backplane architecture does this module interface with?\u003c\/p\u003e\n\u003cp\u003eThe MDI32BIS connects directly to the ABB S800 ModuleBus backplane via dedicated Modular Terminal Units.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eWhat are the proper cable shielding requirements for installation?\u003c\/p\u003e\n\u003cp\u003eDigital input lines require shielded cabling terminated to the system grounding bar using 360-deg braid grounding with resistance under 100 ohms.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eIs channel-to-system galvanic isolation built into the module?\u003c\/p\u003e\n\u003cp\u003eYes, input channels feature optocoupler galvanic isolation to isolate field surge transients from the central backplane logic bus.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"ABB","offers":[{"title":"Default Title","offer_id":46021071306925,"sku":"MDI32BIS","price":88.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0733\/1613\/9181\/files\/abb_mdi32bis.jpg?v=1787399624","url":"https:\/\/www.maxwellplc.com\/ga\/products\/abb-mdi32bis-digital-input-module-s800-i-o-series","provider":"Maxwell PLC Ltd","version":"1.0","type":"link"}