{"product_id":"schneider-electric-modicon-a120-asbdap220-discrete-i-o-module","title":"Schneider Electric Modicon A120 ASBDAP220 Discrete I\/O Module","description":"\u003ch3\u003eDescription\u003c\/h3\u003e\u003cp\u003eThe AS-BDAP-220 (ASBDAP220) is a high-density mixed discrete input\/output interface module designed for the legacy Schneider Electric Modicon A120 automation series. This unit integrates 8 discrete input channels and 8 discrete output channels into a single, compact chassis, operating at a nominal 24 V DC rating. It is engineered to manage point-to-point digital signaling, position sensor tracking, and valve actuator control in demanding industrial environments, including petroleum refining, power generation, and mining facilities. By consolidating I\/O functions, this module optimizes backplane space, reduces data latency, and provides robust electrical isolation to protect core processor components from field-side faults.\u003c\/p\u003e\u003ch3\u003eFeatures\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e8 isolated digital inputs compliant with IEC 61131-2 Type 1 standards.\u003c\/li\u003e\n\u003cli\u003e8 short-circuit protected solid-state transistor outputs (source configuration).\u003c\/li\u003e\n\u003cli\u003eHardware low-pass filtering on input channels to mitigate contact bounce.\u003c\/li\u003e\n\u003cli\u003e1500 V AC galvanic isolation between the Modicon A120 bus and field wiring.\u003c\/li\u003e\n\u003cli\u003eIntegrated LED status matrix for backplane activity, system errors, and individual I\/O channel monitoring.\u003c\/li\u003e\n\u003cli\u003ePositive logic configuration for both inputs and outputs.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eApplications\u003c\/h3\u003e\u003cp\u003eThis module is typically deployed in process control systems requiring compact, reliable digital I\/O for:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eValve and actuator control sequences.\u003c\/li\u003e\n\u003cli\u003eProximity and limit switch monitoring.\u003c\/li\u003e\n\u003cli\u003eDigital status feedback for motor control centers.\u003c\/li\u003e\n\u003cli\u003eGeneral-purpose discrete automation in harsh industrial environments.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\u003ctable border=\"1\"\u003e\n\u003ctr\u003e\n\u003cth\u003eParameter\u003c\/th\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003eAS-BDAP-220\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Channels\u003c\/td\u003e\n\u003ctd\u003e8\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput Channels\u003c\/td\u003e\n\u003ctd\u003e8\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNominal Voltage\u003c\/td\u003e\n\u003ctd\u003e24 V DC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Voltage Range\u003c\/td\u003e\n\u003ctd\u003e19.2 to 30 V DC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput Current (per channel)\u003c\/td\u003e\n\u003ctd\u003e0.5 A continuous\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax Total Output Current\u003c\/td\u003e\n\u003ctd\u003e4 A per module\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIsolation Voltage\u003c\/td\u003e\n\u003ctd\u003e1500 V AC (1 min)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temperature\u003c\/td\u003e\n\u003ctd\u003e0 to 60 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStorage Temperature\u003c\/td\u003e\n\u003ctd\u003e-40 to 85 deg C\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\u003c\/table\u003e\u003ch3\u003eInstallation Guidelines\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eEnsure the Modicon A120 rack power is disconnected before installing or removing the module to prevent electrical damage.\u003c\/li\u003e\n\u003cli\u003eMount the module securely in the designated rack slot, ensuring the backplane connector is properly seated.\u003c\/li\u003e\n\u003cli\u003eUse shielded cabling for field I\/O to minimize EMI interference, especially in high-noise environments.\u003c\/li\u003e\n\u003cli\u003eVerify that field power supplies are within the 19.2 to 30 V DC range before energizing.\u003c\/li\u003e\n\u003cli\u003eEnsure adequate ventilation around the module to maintain operating temperatures within the 0 to 60 deg C range.\u003c\/li\u003e\n\u003cli\u003eFollow standard ESD (Electrostatic Discharge) handling procedures when touching internal circuitry or connectors.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\u003ch3\u003eWhat is the primary function of the ASBDAP220 module?\u003c\/h3\u003e\u003cp\u003eThe ASBDAP220 is a mixed I\/O module for the Modicon A120 series, providing 8 inputs and 8 outputs to interface field devices like sensors and actuators with the PLC backplane.\u003c\/p\u003e\u003ch3\u003eDoes this module require external power?\u003c\/h3\u003e\u003cp\u003eYes, the module requires a 24 V DC supply for the field-side I\/O circuits, while the internal logic is powered via the backplane bus.\u003c\/p\u003e\u003ch3\u003eWhat type of outputs does this module feature?\u003c\/h3\u003e\u003cp\u003eIt features 8 solid-state transistor outputs configured as source (positive logic) with electronic short-circuit protection and automatic reset.\u003c\/p\u003e","brand":"Schneider","offers":[{"title":"Default Title","offer_id":50911968264444,"sku":"ASBDAP220","price":172.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0787\/9983\/1292\/files\/wm_1_0d468cec-25b5-4c90-926f-13300bb3a114.jpg?v=1785720191","url":"https:\/\/www.electronicplc.com\/es\/products\/schneider-electric-modicon-a120-asbdap220-discrete-i-o-module","provider":"Electronic PLC","version":"1.0","type":"link"}