{"product_id":"honeywell-cp-dynb-2di-digital-input-module","title":"Honeywell CP-DYNB-2DI Digital Input Module","description":"\u003cp\u003eThe \u003cstrong\u003eHoneywell CP-DYNB-2DI 134-0001\u003c\/strong\u003e, also cataloged as the \u003cstrong\u003eCP-DYNB-2DI\u003c\/strong\u003e Digital Input Module, operates as a dedicated hardware component for 2-channel discrete signal acquisition and electrical buffering within PLC and SCADA bus networks.\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\u003eCP-DYNB-2DI\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\u003eOrigin\u003c\/td\u003e\n\u003ctd\u003eUSA \/ As indicated on unit label\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e0.35 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003e90 mm x 36 mm x 65 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003e-20 to +60 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003eNominal 24 VDC backplane\/field loop power\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Channels\u003c\/td\u003e\n\u003ctd\u003e2 digital inputs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Voltage\u003c\/td\u003e\n\u003ctd\u003e24 VDC (range: 12-30 VDC)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Current\u003c\/td\u003e\n\u003ctd\u003e0-20 mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Type\u003c\/td\u003e\n\u003ctd\u003eSinking (NPN) or Sourcing (PNP)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMounting Style\u003c\/td\u003e\n\u003ctd\u003eDIN rail\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 \u0026amp; Channel-to-Channel Isolation Characteristics\u003c\/h3\u003e\n\u003cp\u003eDesigned to preserve field loop integrity, the module incorporates optoelectronic isolation between the discrete sensor inputs and internal bus processing logic. Board-level surge suppression circuits shield the channel processing architecture against common-mode noise, ground voltage shifts, and high-frequency EMI generated by inductive loads on adjacent wiring ducts. The hardware architecture maintains fixed input thresholds for stable logic state detection across both NPN and PNP sensor configurations.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: How is the input logic switched between sinking (NPN) and sourcing (PNP) field wiring modes?\u003c\/p\u003e\n\u003cp\u003eA: Logic selection is determined by field terminal wiring layout; connecting the common terminal to field ground enables sourcing mode, whereas referencing common to the 24 VDC bus configures sinking mode.\u003c\/p\u003e\n\u003cp\u003eQ: Can the 0-20 mA current capability on the digital inputs be used to read continuous analog process variables?\u003c\/p\u003e\n\u003cp\u003eA: No. The current rating specifies the maximum current sink\/source tolerance for high-noise discrete field devices, not an analog-to-digital converter loop for analog process variables.\u003c\/p\u003e\n\u003cp\u003eQ: What mounting orientation is required to ensure optimal thermal dissipation on a standard DIN rail?\u003c\/p\u003e\n\u003cp\u003eA: Mount the module vertically on a 35 mm DIN rail with a minimum 10 mm clearance above and below the housing to maintain passive convection cooling.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003eSnap the module securely onto a standard 35 mm DIN rail, verifying that the grounding spring establishes direct contact with the rail.\u003c\/li\u003e\n\u003cli\u003eVerify that field power is de-energized and loop supply voltage stays within the specified 12-30 VDC operating window before wiring inputs.\u003c\/li\u003e\n\u003cli\u003eWire field contacts using shielded twisted-pair cables for long field runs to prevent capacitive noise coupling.\u003c\/li\u003e\n\u003cli\u003eGround all cable shields at a single point on the main enclosure earth bus bar.\u003c\/li\u003e\n\u003cli\u003eTighten field terminal block screws to 0.5 Nm to prevent high-resistance connections over long-term operation.\u003c\/li\u003e\n\u003c\/ol\u003e","brand":"Honeywell","offers":[{"title":"Default Title","offer_id":53615939748149,"sku":"CP-DYNB-2DI","price":66.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0973\/7630\/5461\/files\/CP-DYNB-2DI.png?v=1789876874","url":"https:\/\/www.5gplc.com\/products\/honeywell-cp-dynb-2di-digital-input-module","provider":"High Five PLC Solution Limited","version":"1.0","type":"link"}