{"product_id":"kj3001x1-bb1-emerson-8-channel-di-dry-contact-card-new-stock","title":"KJ3001X1-BB1 Emerson 8-Channel DI Dry Contact Card | New Stock","description":"\u003ch2\u003eEmerson KJ3001X1-BB1 DeltaV Digital Input Card\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eEmerson KJ3001X1-BB1\u003c\/strong\u003e, also cataloged as the \u003cstrong\u003eKJ3001X1-BB1\u003c\/strong\u003e DI 8-Channel 24 VDC Dry Contact Card, operates as a dedicated hardware component for binary signal detection within DeltaV distributed control system networks. The module interfaces directly with unpowered field switches, relay contacts, and discrete sensors to monitor open or closed circuit states. Operating at the distributed I\/O layer, the card isolates external circuit loop energy from the internal local bus, digitizing discrete process state changes and outputting formatted data packets to upstream logic controllers.\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\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\u003eKJ3001X1-BB1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eEmerson (DeltaV Series)\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\u003e0.25 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003eStandard DeltaV I\/O carrier slot configuration\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003e0 to 60 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003eLocal Bus Power: 12 VDC at 100 mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Channel Density\u003c\/td\u003e\n\u003ctd\u003e8 isolated digital input channels\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eField Circuit Rating\u003c\/td\u003e\n\u003ctd\u003e24 VDC wet voltage at 5 mA per channel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTerminal Block Key Position\u003c\/td\u003e\n\u003ctd\u003eB1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMechanical Shock Resistance\u003c\/td\u003e\n\u003ctd\u003e10g for 11 ms duration\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eVibration Tolerance\u003c\/td\u003e\n\u003ctd\u003e1 mm peak-to-peak (5 to 16 Hz); 0.5g (16 to 150 Hz)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEnvironmental Protection\u003c\/td\u003e\n\u003ctd\u003eIP 20 enclosure rating; ISA-S71.04-1985 Class G3 harsh environment\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRelative Humidity\u003c\/td\u003e\n\u003ctd\u003e5 to 95% Non-Condensing\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 Loop Protocol Stability\u003c\/h3\u003e\n\u003cp\u003eThe KJ3001X1-BB1 incorporates high-density galvanic and optical separation boundaries to guarantee robust channel-to-channel isolation metrics, preventing field-side voltage differentials from introducing logic errors or backplane damage. Each channel injects a regulated 24 VDC current loop rated at 5 mA across external dry contacts to monitor loop continuity. This controlled current limit blocks structural arc faults and attenuates capacitive cross-talk across adjacent signal lines. By dampening voltage spikes and high-frequency noise transients, the hardware preserves the structural balance of the 4-20 mA HART loop protocol lines and parallel field networks routed through the same cabling trays.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: Can individual channels be reconfigured to accept active wet 24 VDC signals from field devices?\u003c\/p\u003e\n\u003cp\u003eA: No. The internal circuitry of the card is hard-wired to supply its own 24 VDC loop voltage directly to unpowered dry contacts. Interfacing this card with externally powered loops will create short-circuits, trigger overcurrent protection components, and disrupt adjacent channel register reads.\u003c\/p\u003e\n\u003cp\u003eQ: Does the KJ3001X1-BB1 support hot-swapping under live process conditions?\u003c\/p\u003e\n\u003cp\u003eA: Yes. The card assembly is engineered for online hot-swap insertion and extraction on an energized DeltaV I\/O carrier. Active logic backplanes isolate the local 12 VDC bus rails during extraction to prevent state disruption or backplane processor halts across neighboring cards.\u003c\/p\u003e\n\u003cp\u003eQ: How is the physical alignment of this card secured when deploying onto the terminal blocks?\u003c\/p\u003e\n\u003cp\u003eA: Mechanical security is enforced through a molded keying system set to terminal block key position B1. This specific mechanical notch alignment prevents the card from locking into terminal bases configured for conflicting signal voltages or analog output configurations.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eAlign the card module with the keying channels of the terminal block base, ensuring position B1 alignment matches perfectly before applying mechanical force to slide the card into the carrier slots.\u003c\/li\u003e\n\u003cli\u003eConnect all external dry contact conductors using twisted-pair cables, and ensure the outer cable shields are grounded at the cabinet earth bus bar to suppress ambient electromagnetic fields.\u003c\/li\u003e\n\u003cli\u003eMaintain strict physical separation between the low-voltage 24 VDC input wiring and three-phase AC power conduits within the field enclosure layout to minimize electromagnetic cross-talk.\u003c\/li\u003e\n\u003cli\u003eInspect terminal screws for correct torque loading and ensure ambient environmental levels remain within Class G3 airborne contaminant specifications to prevent oxidation on contact surfaces.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Emerson","offers":[{"title":"Default Title","offer_id":42930289377379,"sku":"KJ3001X1-BB1","price":210.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0583\/5246\/8067\/files\/KJ3001X1-BB1_4.jpg?v=1741070215","url":"https:\/\/www.autocontrolglobal.com\/products\/kj3001x1-bb1-emerson-8-channel-di-dry-contact-card-new-stock","provider":"AutoControl Global","version":"1.0","type":"link"}