{"product_id":"dsta131-57120001-cv-abb-connection-unit-advant-ocs-800xa","title":"DSTA131 57120001-CV ABB Connection Unit Advant OCS 800xA","description":"\u003cp\u003eConfigured for analog signal interface execution in Advant OCS and 800xA control architectures, the\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eABB DSTA131 57120001-CV\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e(\u003cstrong\u003eDSTA131\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eConnection Unit) provides direct physical signal termination for 16-channel differential analog input assemblies.\u003c\/p\u003e\n\u003ch3\u003eModel Configuration Logic\u003c\/h3\u003e\n\u003cp\u003eThe DSTA131 57120001-CV is a fixed-design signal termination interface. The module utilizes a 40-pin connector interface for system backplane integration and screw terminals for field wiring. No configurable hardware sub-types exist for this part number; it is delivered as a complete termination assembly designed for specific ABB analog input hardware compatibility.\u003c\/p\u003e\n\u003ch3\u003eHardware Specifications\u003c\/h3\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr class=\"firstRow\"\u003e\n\u003ctd\u003e\u003cstrong\u003eParameter\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eSpecification\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eModel\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eDSTA131 57120001-CV\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eBrand\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eABB\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eOrigin\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eSweden\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eWeight\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e1.22 kg\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eShipping Dimensions\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e24 x 19 x 5.3 cm\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eOperating Temp\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eIndustrial Standard\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003ePower Consumption\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003ePassive (Fused)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eI\/O Capacity\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e16-channel differential\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eShunt Accuracy\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e0.1%\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eControl Platform Integration and Scaling\u003c\/h3\u003e\n\u003cp\u003eThe module is designed to interface with analog input boards within the Advant OCS and 800xA ecosystem. It enables I\/O density scaling by providing a centralized termination point for 16 differential analog loops. The architecture supports backplane bus signal integrity by minimizing wiring path resistance and utilizing shunt resistor networks with 0.1% accuracy. This configuration maintains the signal-to-noise ratio required for precision process control, ensuring that the analog input board receives accurate voltage or current feedback.\u003c\/p\u003e\n\u003ch3\u003eOrdering Information\u003c\/h3\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003eDSTA131 57120001-CV Connection Unit\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eIntegrated 1 A fuse protection assembly\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eTechnical documentation for signal termination\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003eTerminal Termination: Secure field wires into the designated screw terminals. Ensure proper strip length to prevent exposed conductor shorts.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eGrounding: Bond the connection unit chassis to the control cabinet's common ground bus to maintain effective shielding against electromagnetic interference.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eFuse Access: The 1 A fuse is integrated for circuit protection; confirm fuse continuity during initial startup and following any overcurrent events.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eWiring Routing: Maintain physical separation between analog signal loops and high-voltage power lines to prevent induced signal distortion.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eConnector Seating: Ensure the 40-pin interface cable is securely mated to the host analog input board to prevent intermittent signal loss.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003eQ: Can the DSTA131 be used for both voltage and current analog signals?\u003c\/p\u003e\n\u003cp\u003eA: Yes, it is compatible with standard differential voltage and current loops commonly processed by ABB analog input boards.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eQ: How does the integrated 1 A fuse impact operation?\u003c\/p\u003e\n\u003cp\u003eA: The fuse protects the input circuit from current spikes; if a channel registers no signal, verify the integrity of the corresponding fuse segment.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eQ: Does this unit require external power?\u003c\/p\u003e\n\u003cp\u003eA: No, the DSTA131 is a passive termination interface that relies on the host board for signal processing power.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eQ: Is the 0.1% shunt accuracy maintained over the full temperature range?\u003c\/p\u003e\n\u003cp\u003eA: The accuracy is specified for standard industrial operating conditions. Avoid extreme temperature gradients to maintain measurement precision.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eQ: Can I interface this unit with non-ABB analog boards?\u003c\/p\u003e\n\u003cp\u003eA: The 40-pin interface is specific to ABB Advant OCS and 800xA hardware. Compatibility with other systems is not verified.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eQ: What is the benefit of the differential input configuration?\u003c\/p\u003e\n\u003cp\u003eA: Differential inputs provide high common-mode noise rejection, which is necessary for stable readings in electrically noisy industrial environments.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eQ: Are the screw terminals field-replaceable?\u003c\/p\u003e\n\u003cp\u003eA: The terminal blocks are fixed to the module base; replace the entire unit if terminal damage occurs to ensure a secure electrical connection.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eQ: How do I verify signal integrity through the connection unit?\u003c\/p\u003e\n\u003cp\u003eA: Measure the loop voltage or current at the screw terminals using a calibrated multimeter to compare against the input board's diagnostic readings.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"ABB","offers":[{"title":"Default Title","offer_id":45231186804909,"sku":"57120001-CV","price":100.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0733\/1613\/9181\/files\/abb-dsta131-57120001-cv-connection-unit-citah4a2hzr_9f0ec1a2-064d-4793-bd9e-0f8c42b7dd2c.jpg?v=1762942394","url":"https:\/\/www.maxwellplc.com\/products\/dsta131-57120001-cv-abb-connection-unit-advant-ocs-800xa","provider":"Maxwell PLC Ltd","version":"1.0","type":"link"}