{"product_id":"schneider-electric-stbddi3725ks-basic-digital-input-kit","title":"Schneider Electric STBDDI3725KS Basic Digital Input Kit","description":"\u003cp\u003eConfigured for 24 VDC discrete signal acquisition in the Modicon STB distributed I\/O system, the \u003cstrong\u003eSchneider Electric STBDDI3725KS\u003c\/strong\u003e (\u003cstrong\u003eSTBDDI3725KS\u003c\/strong\u003e Basic Digital Input Kit) provides direct physical input execution for positive logic field devices through screw terminal connections.\u003c\/p\u003e\n\u003ch3\u003eHardware Specifications\u003c\/h3\u003e\n\u003cfigure\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\u003eSTBDDI3725KS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eSchneider Electric\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Type\u003c\/td\u003e\n\u003ctd\u003eBasic Digital Input Kit\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSeries\u003c\/td\u003e\n\u003ctd\u003eModicon STB Distributed I\/O\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e0.086 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003e125 mm (W) x 65.1 mm (D) x 18.4 mm (H)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003e-25 to 70 deg C without derating\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003e100 mA at 5 VDC logic bus\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Channels\u003c\/td\u003e\n\u003ctd\u003e16 discrete inputs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Voltage\u003c\/td\u003e\n\u003ctd\u003e24 VDC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Logic\u003c\/td\u003e\n\u003ctd\u003ePositive logic\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Current\u003c\/td\u003e\n\u003ctd\u003e4.5 mA at 24 VDC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Response Time\u003c\/td\u003e\n\u003ctd\u003e2 ms off to on, 2 ms on to off\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Filtering\u003c\/td\u003e\n\u003ctd\u003e1 ms\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eElectrical Connection\u003c\/td\u003e\n\u003ctd\u003eScrew terminal\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProtection\u003c\/td\u003e\n\u003ctd\u003eInput protection resistor-limited, reverse polarity protection\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProtection Rating\u003c\/td\u003e\n\u003ctd\u003eIP20\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCertifications\u003c\/td\u003e\n\u003ctd\u003eCE, UL, CSA, FM Class 1 Division 2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStandard Compliance\u003c\/td\u003e\n\u003ctd\u003eIEC 61131-2 Type 3\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eProfinet \/ EtherNet\/IP Deterministic Networks and I\/O Density Scaling\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003eSTBDDI3725KS\u003c\/strong\u003e integrates into the Modicon STB modular distributed I\/O architecture through a network interface module and power distribution structure. The 16-channel digital input arrangement provides I\/O density scaling for machine control systems requiring compact field signal collection. The module processes discrete voltage states with defined input thresholds and provides LED channel indication for local diagnostic observation.\u003c\/p\u003e\n\u003cp\u003eThe kit composition includes the STBDDI3725 module, STBXBA3000 I\/O base, and STBXTS1180 18-terminal screw connector. It supports compatibility with STBPDT3100 and STBPDT3105 power distribution modules for distributed field wiring configurations.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: What type of field signals can STBDDI3725KS process?\u003cbr\u003eA: The module processes 24 VDC discrete input signals with positive logic configuration. It supports 16 type 1 discrete inputs with defined voltage state recognition.\u003c\/p\u003e\n\u003cp\u003eQ: What is the logic bus current requirement of STBDDI3725KS?\u003cbr\u003eA: The module consumes 100 mA at 5 VDC from the logic bus supplied through the Modicon STB power distribution structure.\u003c\/p\u003e\n\u003cp\u003eQ: Can STBDDI3725KS be replaced in existing Modicon STB installations?\u003cbr\u003eA: STBDDI3725KS is part of the Modicon STB distributed I\/O range. Schneider Electric lists NTSDDI1602XK as the recommended replacement product for this discontinued model.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003cp\u003eInstall the STBDDI3725KS on the compatible STBXBA3000 I\/O base with the designated STBPDT3100 or STBPDT3105 power distribution module. Verify terminal wiring according to the positive logic input configuration before energizing field circuits.\u003c\/p\u003e\n\u003cp\u003eUse shielded wiring practices where input cables are installed near high-noise electrical equipment. Keep low-level digital signal wiring separated from power conductors and apply proper grounding methods for the cabinet enclosure.\u003c\/p\u003e\n\u003cp\u003eConfirm network interface module compatibility, power distribution arrangement, and field device voltage levels before commissioning. Check LED indicators after startup to verify module status and individual input channel operation.\u003c\/p\u003e","brand":"Schneider","offers":[{"title":"Default Title","offer_id":50515505152242,"sku":"STBDDI3725KS","price":15.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0730\/5589\/5794\/files\/STBDDI3725KS2.jpg?v=1790072451","url":"https:\/\/www.petrospare.com\/products\/schneider-electric-stbddi3725ks-basic-digital-input-kit","provider":"Petro Spare Industrial Limited","version":"1.0","type":"link"}