{"product_id":"abb-spdsi22-symphony-plus-digital-input-module","title":"ABB SPDSI22 Symphony Plus Digital Input Module","description":"\u003cp style=\"color: #2d3748; margin-bottom: 1rem;\"\u003eThe ABB SPDSI22 is a high-density, high-performance \u003cstrong\u003eDigital Input Module\u003c\/strong\u003e engineered for the Symphony Plus distributed control system architecture. Functioning as an integral component of the \u003cstrong\u003eS+ HR I\/O (Harmony Rack)\u003c\/strong\u003e range, the ABB SPDSI22 provides \u003cstrong\u003e16 universal digital input channels\u003c\/strong\u003e designed to monitor field contact states across varied voltage levels including \u003cstrong\u003e24 VDC, 48 VDC, 125 VDC, and 120 VAC\u003c\/strong\u003e. Equipped with \u003cstrong\u003e32 onboard hardware configuration jumpers\u003c\/strong\u003e, this module delivers elite field flexibility by allowing automation engineers to perform precise hardware selection for independent group-common routing, wetting voltage matching, and isolated circuit configurations directly on the printed circuit assembly.\u003c\/p\u003e\n\n\u003ch3 style=\"color: #1a365d; margin-top: 1.5rem; margin-bottom: 0.5rem; border-bottom: 1px solid #2b6cb0; padding-bottom: 0.25rem;\"\u003eFeatures\u003c\/h3\u003e\n\u003cul style=\"list-style-type: square; color: #2d3748; padding-left: 1.5rem; margin-bottom: 1rem;\"\u003e\n  \u003cli style=\"margin-bottom: 0.25rem;\"\u003e\n\u003cstrong\u003e16 Universal Input Channels:\u003c\/strong\u003e High-density architecture supports multiple field contact inputs within a single slot chassis profile.\u003c\/li\u003e\n  \u003cli style=\"margin-bottom: 0.25rem;\"\u003e\n\u003cstrong\u003eComprehensive Voltage Adaptability:\u003c\/strong\u003e Handles distinct threshold inputs across 24 VDC, 48 VDC, 125 VDC, and 120 VAC systems seamlessly.\u003c\/li\u003e\n  \u003cli style=\"margin-bottom: 0.25rem;\"\u003e\n\u003cstrong\u003e32 Hardware Configuration Jumpers:\u003c\/strong\u003e Onboard physical jumpers permit direct hardware modifications for loop routing and channel isolation.\u003c\/li\u003e\n  \u003cli style=\"margin-bottom: 0.25rem;\"\u003e\n\u003cstrong\u003eSymphony Plus Backplane Interface:\u003c\/strong\u003e Direct coupling to the Harmony Rack communication bus guarantees real-time signal transmission and continuous module diagnostics.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3 style=\"color: #1a365d; margin-top: 1.5rem; margin-bottom: 0.5rem; border-bottom: 1px solid #2b6cb0; padding-bottom: 0.25rem;\"\u003eApplications\u003c\/h3\u003e\n\u003cul style=\"list-style-type: square; color: #2d3748; padding-left: 1.5rem; margin-bottom: 1rem;\"\u003e\n  \u003cli style=\"margin-bottom: 0.25rem;\"\u003ePower generation plant substation status tracking, main breaker position reporting, and disconnect switch monitoring.\u003c\/li\u003e\n  \u003cli style=\"margin-bottom: 0.25rem;\"\u003eHigh-voltage 120 VAC or 125 VDC motor control center (MCC) safety feedback loop integration.\u003c\/li\u003e\n  \u003cli style=\"margin-bottom: 0.25rem;\"\u003eSequence of Events (SOE) precision contact logging and safety interlocking networks in process industries.\u003c\/li\u003e\n  \u003cli style=\"margin-bottom: 0.25rem;\"\u003eCritical dry or wet field contact tracking under extreme electrical noise or ambient temperature constraints.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3 style=\"color: #1a365d; margin-top: 1.5rem; margin-bottom: 0.5rem; border-bottom: 1px solid #2b6cb0; padding-bottom: 0.25rem;\"\u003eTechnical Specifications\u003c\/h3\u003e\n\u003cdiv style=\"overflow-x: auto; width: 100%; margin-bottom: 1.5rem;\"\u003e\n  \u003ctable style=\"border-collapse: collapse; width: 100%; color: #2d3748;\"\u003e\n    \u003ctbody\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 0.5rem; font-weight: bold; width: 35%;\"\u003eManufacturer\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.5rem;\"\u003eABB\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 0.5rem; font-weight: bold;\"\u003eProduct ID\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.5rem;\"\u003eSPDS122\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 0.5rem; font-weight: bold;\"\u003eABB Type Designation\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.5rem;\"\u003eSPDS122 (SPDSI22 Software Profile)\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 0.5rem; font-weight: bold;\"\u003eChannel Type\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.5rem;\"\u003eDI (Digital Input)\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 0.5rem; font-weight: bold;\"\u003eNumber of Input Channels\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.5rem;\"\u003e16 Channels\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 0.5rem; font-weight: bold;\"\u003eSupported Input Voltages\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.5rem;\"\u003e24 VDC, 48 VDC, 125 VDC, 120 VAC\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 0.5rem; font-weight: bold;\"\u003eHardware Adjustments\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.5rem;\"\u003e32 Selection Jumpers\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 0.5rem; font-weight: bold;\"\u003eProduct Net Depth \/ Length\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.5rem;\"\u003e73.66 mm\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 0.5rem; font-weight: bold;\"\u003eProduct Net Height\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.5rem;\"\u003e358.14 mm\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 0.5rem; font-weight: bold;\"\u003eProduct Net Width\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.5rem;\"\u003e269.24 mm\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 0.5rem; font-weight: bold;\"\u003eProduct Net Weight\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.5rem;\"\u003e0.85 kg (Calculated)\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 0.5rem; font-weight: bold;\"\u003ePackage Dimensions\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.5rem;\"\u003e410 mm x 320 mm x 110 mm (Calculated)\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 0.5rem; font-weight: bold;\"\u003eWEEE Category\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.5rem;\"\u003e5. Small Equipment (No External Dimension More Than 50 cm)\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 0.5rem; font-weight: bold;\"\u003eCustoms Tariff Number \/ HS Code\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.5rem;\"\u003e85389081\u003c\/td\u003e\n      \u003c\/tr\u003e\n    \u003c\/tbody\u003e\n  \u003c\/table\u003e\n\u003c\/div\u003e\n\n\u003ch3 style=\"color: #1a365d; margin-top: 1.5rem; margin-bottom: 0.5rem; border-bottom: 1px solid #2b6cb0; padding-bottom: 0.25rem;\"\u003eConnections and Interfaces\u003c\/h3\u003e\n\u003cdiv style=\"overflow-x: auto; width: 100%; margin-bottom: 1.5rem;\"\u003e\n  \u003ctable style=\"border-collapse: collapse; width: 100%; color: #2d3748;\"\u003e\n    \u003cthead\u003e\n      \u003ctr style=\"border-bottom: 2px solid #2b6cb0; text-align: left;\"\u003e\n        \u003cth style=\"padding: 0.5rem; font-weight: bold; width: 35%;\"\u003eModule Jumper Identification\u003c\/th\u003e\n        \u003cth style=\"padding: 0.5rem; font-weight: bold; width: 65%;\"\u003eFunctional Circuit Assignment \u0026amp; Jumper Mapping\u003c\/th\u003e\n      \u003c\/tr\u003e\n    \u003c\/thead\u003e\n    \u003ctbody\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 0.5rem; font-weight: bold;\"\u003eJumpers J1 through J16\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.5rem;\"\u003eDedicated channel-level hardware routing blocks corresponding directly to digital input loops 1 to 16. Used to define configuration parameters for specific field return potentials.\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 0.5rem; font-weight: bold;\"\u003eJumpers J17 through J32\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.5rem;\"\u003eInput threshold selection and secondary logic grouping paths. Determines isolation boundary limits and sets voltage classification settings across the field bus link.\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 0.5rem; font-weight: bold;\"\u003eRear PCB Card-Edge Pins\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.5rem;\"\u003eConnects directly to the Harmony Rack subrack communication bus. Signals are routed from the backplane assembly down to the physical terminal blocks on the paired external Termination Unit (TU).\u003c\/td\u003e\n      \u003c\/tr\u003e\n    \u003c\/tbody\u003e\n  \u003c\/table\u003e\n\u003c\/div\u003e\n\n\u003ch3 style=\"color: #1a365d; margin-top: 1.5rem; margin-bottom: 0.5rem; border-bottom: 1px solid #2b6cb0; padding-bottom: 0.25rem;\"\u003eEmpirical Engineering Insights\u003c\/h3\u003e\n\u003ch4 style=\"color: #2b6cb0; margin-top: 1rem; margin-bottom: 0.25rem;\"\u003eAlternative Models \u0026amp; Compatibility\u003c\/h4\u003e\n\u003cp style=\"color: #2d3748; margin-bottom: 1rem;\"\u003eWhile catalog systems and logical design files list this asset under the model reference \u003cstrong\u003eSPDSI22\u003c\/strong\u003e, the factory product tracking stamp explicitly identifies the hardware module code as \u003cstrong\u003eSPDS122\u003c\/strong\u003e. These designations represent identical mechanical and electrical assemblies. When installing into existing systems, confirm your Composer software version supports the expanded multi-voltage attributes assigned to the module layout.\u003c\/p\u003e\n\n\u003ch4 style=\"color: #2b6cb0; margin-top: 1rem; margin-bottom: 0.25rem;\"\u003eApplication Pitfalls \u0026amp; Engineering Notes\u003c\/h4\u003e\n\u003cp style=\"color: #2d3748; margin-bottom: 1rem;\"\u003eWhen deploying this module for high-voltage monitoring, specifically 125 VDC or 120 VAC loops, internal power dissipation via the circuit's current-limiting resistors increases significantly. If multiple adjacent channels remain continuously energized under maximum voltage parameters within unventilated control enclosures, thermal build-up can accelerate component degradation. Maintain proper vertical cooling clearance around the Harmony Rack frame.\u003c\/p\u003e\n\n\u003ch4 style=\"color: #2b6cb0; margin-top: 1rem; margin-bottom: 0.25rem;\"\u003eCommissioning \u0026amp; Wiring Tips\u003c\/h4\u003e\n\u003cp style=\"color: #2d3748; margin-bottom: 1rem;\"\u003eThe \u003cstrong\u003e32 onboard configuration jumpers\u003c\/strong\u003e must be physically set and audited utilizing long-nose pliers prior to sliding the card into the live chassis slot. Running a high-voltage loop into a channel jumpered for a 24 VDC circuit path can lead to immediate optocoupler failure or trace damage. Field wiring terminal mapping is dictated entirely by the type of external \u003cstrong\u003eSymphony Plus Termination Unit (TU)\u003c\/strong\u003e mated to the slot location.\u003c\/p\u003e\n\n\u003ch3 style=\"color: #1a365d; margin-top: 1.5rem; margin-bottom: 0.5rem; border-bottom: 1px solid #2b6cb0; padding-bottom: 0.25rem;\"\u003eInstallation Guidelines\u003c\/h3\u003e\n\u003cdiv style=\"background-color: #fff5f5; border-left: 4px solid #c53030; padding: 1rem; margin-bottom: 1.5rem; color: #9b2c2c;\"\u003e\n  \u003cstrong\u003eCRITICAL WARNING:\u003c\/strong\u003e Isolate all field wetting supplies and lock out external high-voltage signals (especially 120 VAC or 125 VDC connections) before handling the module. Inserting or extracting an incorrectly jumpered card under live loop conditions can cause cross-conduction, dangerous arc flashes, or localized logical bus damage.\n\u003c\/div\u003e\n\n\u003cdiv style=\"display: flex; flex-direction: column; gap: 1rem; color: #2d3748;\"\u003e\n  \u003cdiv style=\"display: flex; align-items: flex-start; gap: 0.75rem;\"\u003e\n    \u003cdiv style=\"background-color: #2b6cb0; color: #ffffff; width: 1.5rem; height: 1.5rem; border-radius: 50%; display: flex; align-items: center; justify-content: center; font-weight: bold; flex-shrink: 0;\"\u003e1\u003c\/div\u003e\n    \u003cdiv\u003eCross-reference loop schematic drawings and set all 32 configuration jumpers to match the intended channel input voltages before insertion.\u003c\/div\u003e\n  \u003c\/div\u003e\n  \u003cdiv style=\"display: flex; align-items: flex-start; gap: 0.75rem;\"\u003e\n    \u003cdiv style=\"background-color: #2b6cb0; color: #ffffff; width: 1.5rem; height: 1.5rem; border-radius: 50%; display: flex; align-items: center; justify-content: center; font-weight: bold; flex-shrink: 0;\"\u003e2\u003c\/div\u003e\n    \u003cdiv\u003eAlign the top and bottom edges of the printed circuit board assembly evenly with the guide rails inside the assigned subrack slot.\u003c\/div\u003e\n  \u003c\/div\u003e\n  \u003cdiv style=\"display: flex; align-items: flex-start; gap: 0.75rem;\"\u003e\n    \u003cdiv style=\"background-color: #2b6cb0; color: #ffffff; width: 1.5rem; height: 1.5rem; border-radius: 50%; display: flex; align-items: center; justify-content: center; font-weight: bold; flex-shrink: 0;\"\u003e3\u003c\/div\u003e\n    \u003cdiv\u003ePush the module backward smoothly until the card-edge interface registers and fully couples with the rear backplane data bus.\u003c\/div\u003e\n  \u003c\/div\u003e\n  \u003cdiv style=\"display: flex; align-items: flex-start; gap: 0.75rem;\"\u003e\n    \u003cdiv style=\"background-color: #2b6cb0; color: #ffffff; width: 1.5rem; height: 1.5rem; border-radius: 50%; display: flex; align-items: center; justify-content: center; font-weight: bold; flex-shrink: 0;\"\u003e4\u003c\/div\u003e\n    \u003cdiv\u003eTighten the module front-plate captive screws completely to verify frame grounding continuity and prevent loose connections under field vibration.\u003c\/div\u003e\n  \u003c\/div\u003e\n\u003c\/div\u003e","brand":"ABB","offers":[{"title":"Default Title","offer_id":52668617490795,"sku":"SPDSI22","price":100.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0953\/3227\/0443\/files\/abb-spdsi22-digital-input-module-hnh2noxlryv_72e54125-a675-4b29-9a24-69d9f6bc1eb4.jpg?v=1765535725","url":"https:\/\/www.plcprotech.com\/ms\/products\/abb-spdsi22-symphony-plus-digital-input-module","provider":"PLC ProTech Ltd.","version":"1.0","type":"link"}