{"product_id":"schneider-electric-stbddo3705-basic-digital-output-module","title":"Schneider Electric STBDDO3705 Basic Digital Output Module","description":"\u003cp\u003eConfigured for 24 VDC positive-logic discrete output control in the Modicon STB distributed I\/O system, the \u003cstrong\u003eSchneider Electric STBDDO3705\u003c\/strong\u003e (\u003cstrong\u003eSTBDDO3705\u003c\/strong\u003e Basic Digital Output Module) provides 16 solid-state source outputs. Each channel supports up to 500 mA, with 2 ms output response time and channel-to-bus isolation rated at 1500 V for 1 minute.\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\u003eSTBDDO3705\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 output module\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\u003eOutput Type\u003c\/td\u003e\n\u003ctd\u003e16-channel solid-state source output\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDiscrete Output Logic\u003c\/td\u003e\n\u003ctd\u003ePositive logic (source)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput Voltage\u003c\/td\u003e\n\u003ctd\u003e24 VDC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput Voltage Range\u003c\/td\u003e\n\u003ctd\u003e19.2 to 30 VDC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaximum Output Current\u003c\/td\u003e\n\u003ctd\u003e500 mA per channel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput 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\u003eMaximum Leakage Current\u003c\/td\u003e\n\u003ctd\u003e0.4 mA at 30 VDC, state 0\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput Protection\u003c\/td\u003e\n\u003ctd\u003eIntegrated 5 A time-lag fuse on PDM; reverse polarity; short circuit; thermal overload\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTypical Current Consumption\u003c\/td\u003e\n\u003ctd\u003e135 mA at 5 VDC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eChannel-to-Bus Isolation\u003c\/td\u003e\n\u003ctd\u003e1500 V for 1 minute\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\u003eCompatible I\/O Base\u003c\/td\u003e\n\u003ctd\u003eSTBXBA3000\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCompatible Power Distribution Module\u003c\/td\u003e\n\u003ctd\u003eSTBPDT3100\/3105\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\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003e0 to 60 deg C without derating\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 without derating\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRelative Humidity\u003c\/td\u003e\n\u003ctd\u003e95% at 60 deg C, without condensation\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Altitude\u003c\/td\u003e\n\u003ctd\u003eUp to 2000 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOvervoltage Category\u003c\/td\u003e\n\u003ctd\u003eII\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePollution Degree\u003c\/td\u003e\n\u003ctd\u003e2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003e128.3 x 70 x 13.9 mm\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\u003eOrigin\u003c\/td\u003e\n\u003ctd\u003eID\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStandards\u003c\/td\u003e\n\u003ctd\u003eIEC 61131-2\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\u003eModule Status Indication\u003c\/td\u003e\n\u003ctd\u003e1 green RDY LED\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eChannel Indication\u003c\/td\u003e\n\u003ctd\u003e1 green OUT LED per channel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaximum Voltage\u003c\/td\u003e\n\u003ctd\u003e56 V for 1.3 ms\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eModicon STB I\/O Density and Bus Integration\u003c\/h3\u003e\n\u003cp\u003eThe STBDDO3705 provides 16 discrete solid-state source channels within the Modicon STB distributed I\/O architecture. The module receives its logic-side supply through the distributed I\/O system and connects to the field-side power distribution through the STBPDT3100 or STBPDT3105 power distribution module.\u003c\/p\u003e\n\u003cp\u003eThe 16-channel arrangement allows multiple actuator outputs to be grouped within a single distributed I\/O segment. Individual green OUT indicators provide direct channel status indication, while the RDY indicator provides module status information.\u003c\/p\u003e\n\u003cp\u003eThe output stage incorporates short-circuit, thermal overload, reverse polarity, and integrated PDM fuse protection. Electrical isolation between the channels and logic bus is specified at 1500 V for 1 minute.\u003c\/p\u003e\n\u003cp\u003eThe module is compatible with Modicon M262, Modicon M580, and third-party controller architectures through the applicable Modicon STB distributed I\/O network configuration.\u003c\/p\u003e\n\u003cp\u003eThe STBDDO3705 is listed as to be discontinued on December 1, 2027, with end-of-service scheduled for December 31, 2035. Schneider Electric identifies NTSDDO1602XK as its replacement.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: What is the maximum current for each STBDDO3705 output channel?\u003cbr\u003eA: Each of the 16 solid-state source outputs supports up to 500 mA.\u003c\/p\u003e\n\u003cp\u003eQ: What isolation is provided between the output channels and logic bus?\u003cbr\u003eA: The specified isolation is 1500 V for 1 minute between the channels and the logic bus.\u003c\/p\u003e\n\u003cp\u003eQ: What is the output response time?\u003cbr\u003eA: The specified response time is 2 ms from off to on and 2 ms from on to off.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003cp\u003eInstall the STBDDO3705 on the compatible Modicon STB I\/O base and connect the field power distribution through the specified STBPDT3100 or STBPDT3105 power distribution module.\u003c\/p\u003e\n\u003cp\u003eVerify that the field supply remains within the specified 19.2 to 30 VDC output voltage range. Confirm that the connected actuator load does not exceed the 500 mA channel rating.\u003c\/p\u003e\n\u003cp\u003eRoute output wiring separately from high-current switching conductors and high-noise power wiring where practical. Maintain appropriate separation between field wiring and communication or logic wiring.\u003c\/p\u003e\n\u003cp\u003eTerminate cable shields according to the grounding scheme of the complete control system. Avoid creating unintended shield current paths between distributed I\/O sections.\u003c\/p\u003e\n\u003cp\u003eBefore energizing the system, verify output polarity, actuator wiring, terminal tightness, and the intended source-output connection. Use the RDY and individual OUT indicators during commissioning to verify module and channel states.\u003c\/p\u003e\n\u003cp\u003eObserve the specified 0 to 60 deg C operating range, IP20 enclosure requirement, and applicable IEC 61131-2 installation requirements.\u003c\/p\u003e","brand":"Schneider","offers":[{"title":"Default Title","offer_id":50125483639026,"sku":"STBDDO3705","price":15.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0730\/5589\/5794\/files\/STBDDO37052.jpg?v=1789897672","url":"https:\/\/www.petrospare.com\/products\/schneider-electric-stbddo3705-basic-digital-output-module","provider":"Petro Spare Industrial Limited","version":"1.0","type":"link"}