{"product_id":"mvi56-gsc-prosoft-controllogix-series-datasheet-technical-manual","title":"MVI56-GSC ProSoft ControlLogix Series Datasheet \u0026 Technical Manual","description":"\u003ch2\u003eProSoft MVI56-GSC Generic ASCII Serial Communication Module\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eProSoft MVI56-GSC\u003c\/strong\u003e, also cataloged as the \u003cstrong\u003eMVI56GSC\u003c\/strong\u003e Generic ASCII Serial Communication Module, operates as a dedicated hardware component for ASCII serial character processing within Allen-Bradley ControlLogix backplane platforms.\u003c\/p\u003e\n\u003ch3\u003eHardware Specifications\u003c\/h3\u003e\n\u003cfigure class=\"table\"\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cstrong\u003eParameter\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cstrong\u003eSpecification\u003c\/strong\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eModel\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eMVI56-GSC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBrand\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eProSoft Technology\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOrigin\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eUnited States\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eWeight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e0.22 kg (0.44 lbs)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDimensions\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e2.5 cm x 15.2 cm x 12.7 cm (1.0 in x 6.0 in x 5.0 in)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOperating Temp\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e0 deg C to 60 deg C (32 deg F to 140 deg F)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePower Consumption\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eBackplane powered, 800 mA max @ 5 VDC \/ 3 mA @ 24 VDC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSlot Occupancy\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1 slot\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCompatible Platform\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eControlLogix chassis\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eInterface Ports\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e2 x independent isolated serial channels (RS-232\/422\/485)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eProtocol Mode\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eGeneric ASCII raw character stream transmit\/receive\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eTariff Code\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e8517620050\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eProtocol Conversion Latencies \u0026amp; Serial Execution\u003c\/h3\u003e\n\u003cp\u003eThe module serves as a bidirectional raw character pipeline between the control processor and peripheral serial hardware. Data packets are read from and written to the module memory registers via asynchronous backplane block transfers managed through the host controller ladder logic.\u003c\/p\u003e\n\u003cp\u003eInternal microprocessing paths optimize protocol conversion latencies by buffering incoming character streams independently per port prior to backplane encapsulation. This hardware-level separation limits internal loop transit delays, preventing byte stream serialization bottlenecks during high-frequency barcode transmissions or weighing matrix processing cycles.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Does the MVI56-GSC support Remove and Insert Under Power (RIUP) actions?\u003c\/strong\u003e \u003cstrong\u003eA: Yes.\u003c\/strong\u003e The module's mechanical interface complies with standard 1756 ControlLogix backplane design, allowing hot-swapping while the chassis is live. However, live extraction immediately terminates raw serial buffer processing and results in lost data characters on active asynchronous links.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Can the two onboard serial channels be configured for different physical layer standards simultaneously?\u003c\/strong\u003e \u003cstrong\u003eA: Yes.\u003c\/strong\u003e Port 1 and Port 2 are completely independent electrical circuits. Hardware jumpers on the module motherboard permit one channel to be configured for RS-232 point-to-point signaling while the alternate channel executes on an RS-485 or RS-422 multi-drop network.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: How is the raw character buffer managed when a packet exceeds the backplane block size allocation?\u003c\/strong\u003e \u003cstrong\u003eA: The module firmware parses data\u003c\/strong\u003e using defined termination characters or packet byte timeouts. When an incoming data stream exceeds a single backplane transfer block, the module partitions the characters across consecutive data blocks, utilizing internal pointers to maintain original payload order for the PLC logic.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eChassis Alignment Constraints:\u003c\/strong\u003e Ensure the 1756 ControlLogix chassis is adequately bonded to earth ground. Align the module card edges with the designated slot guides and press firmly until both the top and bottom extraction tabs snap lock onto the chassis rim.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSerial Signal Grounding and Shielding:\u003c\/strong\u003e Install raw serial runs utilizing high-quality shielded cables. Terminate the drain wire exclusively at the enclosure grounding bus bar to prevent high-frequency common-mode noise propagation from distorting the differential RS-485\/422 data streams.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTermination of Multidrop Cables:\u003c\/strong\u003e When deploying the module over an RS-485 or RS-422 bus layout, confirm that appropriate 120-ohm end-of-line resistors are fixed across the rx\/tx terminal pins of the most distant physical nodes to avoid wave reflections.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"PROSOFT","offers":[{"title":"Default Title","offer_id":43474993021018,"sku":"MVI56-GSC","price":99.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0710\/5957\/0778\/files\/13._d050e589-9937-4532-9b9e-acf08bf49a54.jpg?v=1781055353","url":"https:\/\/www.spareoil.com\/products\/mvi56-gsc-prosoft-controllogix-series-datasheet-technical-manual","provider":"SpareOil Automation","version":"1.0","type":"link"}