{"product_id":"prosoft-mvi56e-mnetq-modbus-tcp-ip-enhanced-communication-module","title":"ProSoft MVI56E-MNETQ Modbus TCP\/IP Enhanced Communication Module","description":"\u003cp\u003eThe \u003cstrong\u003eProSoft MVI56E-MNETQ\u003c\/strong\u003e, also cataloged as the \u003cstrong\u003eMVI56E-MNETQ\u003c\/strong\u003e Modbus TCP\/IP Interface Module, operates as a dedicated hardware component for high-speed protocol translation and data exchange within Allen-Bradley ControlLogix 1756 backplane architectures.\u003c\/p\u003e\n\u003ch3\u003eHardware Specifications\u003c\/h3\u003e\n\u003cfigure\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\u003eModel\u003c\/td\u003e\n\u003ctd\u003eMVI56E-MNETQ\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eProSoft Technology\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOrigin\u003c\/td\u003e\n\u003ctd\u003eUSA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003e0 to 60 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003e800 mA @ 5 VDC, 3 mA @ 24 VDC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBackplane Compatibility\u003c\/td\u003e\n\u003ctd\u003eAllen-Bradley ControlLogix (1756 chassis)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEthernet Ports\u003c\/td\u003e\n\u003ctd\u003e1 x 10\/100 Mb RJ45 port (Auto-crossover)\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\u003eRelative Humidity\u003c\/td\u003e\n\u003ctd\u003e5% to 95% (Non-condensing)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInternal Data Database\u003c\/td\u003e\n\u003ctd\u003eUp to 10,000 words read\/write memory\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eClient Capacity\u003c\/td\u003e\n\u003ctd\u003eUp to 30 active client commands\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eServer Capacity\u003c\/td\u003e\n\u003ctd\u003eUp to 20 concurrent server connections\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eConfiguration Interface\u003c\/td\u003e\n\u003ctd\u003eProSoft Configuration Builder (PCB) via Ethernet or mini-USB\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; QoS Prioritization\u003c\/h3\u003e\n\u003cp\u003eThe MVI56E-MNETQ executes deterministic packet processing to mitigate protocol conversion latencies when translating ControlLogix backplane I\/O data to Modbus TCP\/IP frames. Utilizing integrated Quality of Service (QoS) tagging compliant with IEEE 802.1p\/Q standards, the module prioritizes mission-critical Modbus read\/write packets over standard industrial Ethernet traffic during network congestion events. High-speed backplane transfer routines ensure that internal memory updates across the 10,000-word database occur with minimal processing jitter, suppressing data latency between 1756 processor tags and remote client\/server endpoints.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: What are the backplane power supply considerations when installing the MVI56E-MNETQ into a ControlLogix chassis?\u003c\/p\u003e\n\u003cp\u003eA: The module draws 800 mA at 5 VDC and 3 mA at 24 VDC directly from the 1756 backplane power supply. Thermal calculation and current loading limits of the power supply module (e.g., 1756-PA72 or 1756-PB72) must account for this draw prior to installation.\u003c\/p\u003e\n\u003cp\u003eQ: How does the Quality of Service (QoS) feature impact network packet performance?\u003c\/p\u003e\n\u003cp\u003eA: QoS embeds EtherNet\/IP and Modbus packet priority tags into the IP header. Managed network switches prioritizing IEEE 802.1p\/Q queues route these control packets ahead of background diagnostic or HTTP web server traffic, suppressing cycle jitter on congested subnets.\u003c\/p\u003e\n\u003cp\u003eQ: Can the MVI56E-MNETQ be configuration-loaded without disconnecting the primary Ethernet media?\u003c\/p\u003e\n\u003cp\u003eA: Yes. Configuration parameters and command tables can be transferred via the front-panel mini-USB port using ProSoft Configuration Builder (PCB) or directly over the main Ethernet port via TCP\/IP without disrupting backplane communication state execution.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003e\n\u003cstrong\u003eBackplane Insertion\u003c\/strong\u003e: Align the module with the top and bottom chassis guides of any available slot in a 1756 ControlLogix chassis. Slide firm until the module latches securely into the backplane connector.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eShielding \u0026amp; Grounding\u003c\/strong\u003e: Ensure the ControlLogix chassis is bonded to Functional Earth (FE) using heavy-gauge copper braid. Use shielded twisted-pair (STP) Cat 5e\/6 Ethernet cabling. Drain wire shield must terminate at standard grounded RJ45 switch ports to prevent ground loops and surge voltage limits from exceeding component thresholds.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCable Separation\u003c\/strong\u003e: Route Ethernet communications cabling in dedicated wireways separate from high-voltage AC lines, variable frequency drive outputs, and inductive load leads to maintain signal integrity and cross-talk suppression.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConfiguration Port Usage\u003c\/strong\u003e: Keep the mini-USB protective cap sealed during normal operation in industrial environments to prevent airborne particulate contamination.\u003c\/li\u003e\n\u003c\/ol\u003e","brand":"AMPHENOL","offers":[{"title":"Default Title","offer_id":43996935651418,"sku":"MVI56E-MNETQ","price":123.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0612\/4601\/3530\/files\/MV156E-MCM1.jpg?v=1788342579","url":"https:\/\/www.plcmasters.com\/products\/prosoft-mvi56e-mnetq-modbus-tcp-ip-enhanced-communication-module","provider":"PLC Masters Ltd.","version":"1.0","type":"link"}