{"product_id":"prosoft-mv156e-mnet-controllogix-modbus-tcp-ip-interface-module","title":"ProSoft MV156E-MNET ControlLogix Modbus TCP\/IP Interface Module","description":"\u003ch3\u003eDescription\u003c\/h3\u003e\n\u003cp style=\"color: #2d3748; margin-bottom: 1rem;\"\u003eInterfacing Modbus TCP\/IP networks directly with Allen-Bradley ControlLogix processors is simplified using the \u003cstrong\u003eProSoft MV156E-MNET\u003c\/strong\u003e Modbus TCP\/IP Interface Module. This highly specialized communication interface allows ControlLogix Programmable Automation Controllers (PACs) to act as both client and server nodes on industrial Modbus TCP\/IP networks. It mounts directly into a standard ControlLogix chassis, accessing the backplane directly to transfer up to 10,000 words of database memory without requiring separate network gateways. Utilizing standard Ethernet connectivity, the \u003cstrong\u003eProSoft MV156E-MNET\u003c\/strong\u003e provides reliable high-speed data exchanges for process control, telemetry, and power monitoring infrastructures.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul style=\"list-style-type: square; color: #2d3748; padding-left: 20px; margin-bottom: 1.5rem;\"\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDual-Port Functionality:\u003c\/strong\u003e Supports simultaneous Modbus TCP\/IP client and server connections across an active Ethernet architecture.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSeamless System Integration:\u003c\/strong\u003e Fully integrated with Rockwell Automation Studio 5000 \/ RSLogix 5000 using native Add-On Instructions (AOI) to eliminate complex ladder logic programming.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOnboard Status Display:\u003c\/strong\u003e A 4-character, scrolling, alphanumeric LED display provides real-time diagnostic indicators including current IP address, error codes, and configuration status.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eConfigurable Port Mapping:\u003c\/strong\u003e Flexible memory mapping supports up to 20 client connections and 20 server connections to communicate with multiple physical units.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eIndustrial Applications\u003c\/h3\u003e\n\u003cul style=\"list-style-type: square; color: #2d3748; padding-left: 20px; margin-bottom: 1.5rem;\"\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSubstation Automation:\u003c\/strong\u003e Interfacing smart electrical protection relays, power meters, and trip units with ControlLogix processors.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWater and Wastewater SCADA:\u003c\/strong\u003e Connecting remote telemetry units (RTUs), flow computers, and chemical dosing systems over long-distance fiber Ethernet networks.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHVAC and Chillers:\u003c\/strong\u003e Gathering performance metrics, temperatures, and compressor metrics from third-party industrial chillers into a centralized control system.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\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; text-align: left; border: 1px solid #d2d6dc;\"\u003e\n    \u003cthead\u003e\n      \u003ctr style=\"border-bottom: 2px solid #2b6cb0;\"\u003e\n        \u003cth style=\"padding: 12px; font-weight: bold;\"\u003eSpecification Parameter\u003c\/th\u003e\n        \u003cth style=\"padding: 12px; font-weight: bold;\"\u003eEngineering Value\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: 12px; font-weight: bold;\"\u003eManufacturer\u003c\/td\u003e\n        \u003ctd style=\"padding: 12px;\"\u003eProSoft Technology\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 12px; font-weight: bold;\"\u003eModule Model \/ SKU\u003c\/td\u003e\n        \u003ctd style=\"padding: 12px;\"\u003eMV156E-MNET\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 12px; font-weight: bold;\"\u003eCompatible Platform\u003c\/td\u003e\n        \u003ctd style=\"padding: 12px;\"\u003eRockwell Automation ControlLogix Systems\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 12px; font-weight: bold;\"\u003eBackplane Current Load (5 VDC)\u003c\/td\u003e\n        \u003ctd style=\"padding: 12px;\"\u003e800 mA\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 12px; font-weight: bold;\"\u003eBackplane Current Load (24 VDC)\u003c\/td\u003e\n        \u003ctd style=\"padding: 12px;\"\u003e3 mA\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 12px; font-weight: bold;\"\u003eOperating Temperature\u003c\/td\u003e\n        \u003ctd style=\"padding: 12px;\"\u003e0 to 60 degC (32 to 140 degF)\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 12px; font-weight: bold;\"\u003eStorage Temperature\u003c\/td\u003e\n        \u003ctd style=\"padding: 12px;\"\u003e-40 to 85 degC (-40 to 185 degF)\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 12px; font-weight: bold;\"\u003eRelative Humidity\u003c\/td\u003e\n        \u003ctd style=\"padding: 12px;\"\u003e5% to 95% RH (Non-condensing)\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 12px; font-weight: bold;\"\u003eOperational Shock \/ Vibration\u003c\/td\u003e\n        \u003ctd style=\"padding: 12px;\"\u003e30 g operational, 50 g non-operational \/ 5 g (10 Hz to 150 Hz)\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 12px; font-weight: bold;\"\u003eDiagnostic LED Display\u003c\/td\u003e\n        \u003ctd style=\"padding: 12px;\"\u003e4-character scrolling alphanumeric display (IP, configuration, status)\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 12px; font-weight: bold;\"\u003eStatus Indicators\u003c\/td\u003e\n        \u003ctd style=\"padding: 12px;\"\u003eBattery Status (ERR), Application Status (APP), Module Status (OK)\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 12px; font-weight: bold;\"\u003eCountry of Origin\u003c\/td\u003e\n        \u003ctd style=\"padding: 12px;\"\u003eUSA\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 12px; font-weight: bold;\"\u003eShipping Weight (Calculated)\u003c\/td\u003e\n        \u003ctd style=\"padding: 12px;\"\u003e1.13 kg (2.5 lbs)\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 12px; font-weight: bold;\"\u003ePackage Dimensions (Calculated)\u003c\/td\u003e\n        \u003ctd style=\"padding: 12px;\"\u003e220 mm x 150 mm x 50 mm\u003c\/td\u003e\n      \u003c\/tr\u003e\n    \u003c\/tbody\u003e\n  \u003c\/table\u003e\n\u003c\/div\u003e\n\n\u003ch3\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; text-align: left; border: 1px solid #d2d6dc;\"\u003e\n    \u003cthead\u003e\n      \u003ctr style=\"border-bottom: 2px solid #2b6cb0;\"\u003e\n        \u003cth style=\"padding: 12px; font-weight: bold;\"\u003ePort Interface\u003c\/th\u003e\n        \u003cth style=\"padding: 12px; font-weight: bold;\"\u003eConnector Type\u003c\/th\u003e\n        \u003cth style=\"padding: 12px; font-weight: bold;\"\u003eFunctional Assignment\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: 12px; font-weight: bold;\"\u003eEthernet Port (E1)\u003c\/td\u003e\n        \u003ctd style=\"padding: 12px;\"\u003eRJ45 (Auto-MDIX)\u003c\/td\u003e\n        \u003ctd style=\"padding: 12px;\"\u003eModbus TCP\/IP client\/server industrial fieldbus communications\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 12px; font-weight: bold;\"\u003eConfiguration Port (E2)\u003c\/td\u003e\n        \u003ctd style=\"padding: 12px;\"\u003eRJ45 (Auto-MDIX)\u003c\/td\u003e\n        \u003ctd style=\"padding: 12px;\"\u003eDedicated configuration, monitoring, and firmware upload connection via ProSoft Configuration Builder (PCB)\u003c\/td\u003e\n      \u003c\/tr\u003e\n    \u003c\/tbody\u003e\n  \u003c\/table\u003e\n\u003c\/div\u003e\n\n\u003ch3\u003eEmpirical Engineering Insights\u003c\/h3\u003e\n\u003ch4\u003eAlternative Models \u0026amp; Compatibility\u003c\/h4\u003e\n\u003cp style=\"color: #2d3748; margin-bottom: 1rem;\"\u003eThe \u003cstrong\u003eMV156E-MNET\u003c\/strong\u003e serves as the direct operational upgrade to the legacy \u003cstrong\u003eMVI56-MNET\u003c\/strong\u003e module. While both modules use identical backplane dimensions, the newer \"E\" series features faster processing cores, dual configuration\/application Ethernet ports, and native Add-On Instructions (AOI) which remove the need for legacy configuration blocks in PLC memory. Always verify that target controller memory allows for the updated AOI data structures when migrating legacy configurations.\u003c\/p\u003e\n\n\u003ch4\u003eApplication Pitfalls \u0026amp; Engineering Notes\u003c\/h4\u003e\n\u003cp style=\"color: #2d3748; margin-bottom: 1rem;\"\u003eWhen deploying multiple Modbus client connections on the module, ensure the PLC's Requested Packet Interval (RPI) is adjusted based on actual communication throughput needs. Setting the RPI too low (less than 10 milliseconds) on high-density registers can saturate the ControlLogix backplane interface, resulting in backplane transfer buffer overruns. For most telemetry configurations, an RPI of 20 to 50 milliseconds ensures optimal data consistency.\u003c\/p\u003e\n\n\u003ch4\u003eCommissioning \u0026amp; Wiring Tips\u003c\/h4\u003e\n\u003cp style=\"color: #2d3748; margin-bottom: 1.5rem;\"\u003eIf the module's IP address is unknown on a commissioning site, observe the scrolling 4-character alphanumeric LED. During the boot sequence, the module scrolls the active IP address of both the application and diagnostic Ethernet ports. This built-in status display avoids the need to scan networks or force IP address resets via serial interfaces, allowing faster loop verification on-site.\u003c\/p\u003e\n\n\u003ch3\u003eInstallation Guidelines\u003c\/h3\u003e\n\u003cdiv style=\"background-color: #fff5f5; border-left: 4px solid #c53030; padding: 16px; margin-bottom: 1.5rem;\"\u003e\n  \u003cp style=\"margin: 0; font-weight: bold; color: #9b2c2c;\"\u003eCRITICAL SAFETY WARNING\u003c\/p\u003e\n  \u003cp style=\"margin: 8px 0 0 0; color: #9b2c2c; font-size: 0.95rem;\"\u003eAlways completely disconnect all input and backplane power from the ControlLogix chassis before inserting or removing the communication module. Failure to de-energize the rack before card insertion may cause electrical arcing, module physical damage, or system-wide processor faults.\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003cdiv style=\"display: flex; flex-direction: column; gap: 12px; margin-bottom: 1.5rem;\"\u003e\n  \u003cdiv style=\"display: flex; align-items: flex-start;\"\u003e\n    \u003cspan style=\"display: inline-flex; align-items: center; justify-content: center; min-width: 28px; height: 28px; background-color: #2b6cb0; color: #ffffff; border-radius: 50%; font-weight: bold; margin-right: 12px;\"\u003e1\u003c\/span\u003e\n    \u003cp style=\"margin: 2px 0 0 0; color: #2d3748;\"\u003ePower down the local ControlLogix chassis and verify that all system LEDs are completely dark.\u003c\/p\u003e\n  \u003c\/div\u003e\n  \u003cdiv style=\"display: flex; align-items: flex-start;\"\u003e\n    \u003cspan style=\"display: inline-flex; align-items: center; justify-content: center; min-width: 28px; height: 28px; background-color: #2b6cb0; color: #ffffff; border-radius: 50%; font-weight: bold; margin-right: 12px;\"\u003e2\u003c\/span\u003e\n    \u003cp style=\"margin: 2px 0 0 0; color: #2d3748;\"\u003eAlign the module with the upper and lower guides of an empty slot in the ControlLogix chassis, then slide it in firmly until the card is fully seated in the backplane connectors.\u003c\/p\u003e\n  \u003c\/div\u003e\n  \u003cdiv style=\"display: flex; align-items: flex-start;\"\u003e\n    \u003cspan style=\"display: inline-flex; align-items: center; justify-content: center; min-width: 28px; height: 28px; background-color: #2b6cb0; color: #ffffff; border-radius: 50%; font-weight: bold; margin-right: 12px;\"\u003e3\u003c\/span\u003e\n    \u003cp style=\"margin: 2px 0 0 0; color: #2d3748;\"\u003eSecure the module to the top and bottom chassis locking brackets. Re-power the chassis and observe the initialization sequence on the LED display.\u003c\/p\u003e\n  \u003c\/div\u003e\n\u003c\/div\u003e","brand":"ProSoft","offers":[{"title":"Default Title","offer_id":53076255736171,"sku":"MV156E-MNET","price":100.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0953\/3227\/0443\/files\/mv156e-mnet-yz2ciguw11g.jpg?v=1775727250","url":"https:\/\/www.plcprotech.com\/tr\/products\/prosoft-mv156e-mnet-controllogix-modbus-tcp-ip-interface-module","provider":"PLC ProTech Ltd.","version":"1.0","type":"link"}