Description
Technical Specifications
| Parameter | Detail |
| Brand | ProSoft Technology |
| Model | MVI56E-MNETC |
| Series | MVI56E Enhanced Series |
| Product Name | Modbus TCP/IP Multi-Client/Server Enhanced Network Interface Module |
| Country of Origin | United States |
| Lifecycle Status | Active |
| Dimensions | Standard 1756 ControlLogix Single Slot (approx. 145 mm x 35 mm x 139 mm) |
| Weight | 1.0 kg |
| Manufacturing Location | United States |
| Power Consumption | 800 mA @ 5 VDC, 3 mA @ 24 VDC (Backplane Current Load) |

Product Introduction
The ProSoft Technology MVI56E-MNETC is an advanced communication module designed to allow Rockwell Automation ControlLogix programmable automation controllers (PACs) to seamlessly interface with multiple Modbus TCP/IP-compatible instruments, devices, and host systems. Featuring simultaneous multi-client and server capabilities, the module supports up to 30 client connections and up to 20 (or up to 40 depending on configuration build) server connections. This multi-client architecture vastly improves response times, minimizes network overhead, and isolates traffic when managing diverse field devices. Enhanced with an onboard web server, a 4-character alphanumeric diagnostic display, and CIPconnect technology, it serves as a robust data concentrator for complex industrial automation environments.
Frequently Asked Questions
⚡ What is the primary function of this network interface module?
It bridges Rockwell Automation ControlLogix controllers to Modbus TCP/IP networks, allowing the PAC to act simultaneously as a master (client) to numerous field devices and a slave (server) to SCADA or DCS platforms.
🔌 How many client and server connections does the MVI56E-MNETC support?
It supports up to 30 active Client connections to communicate with multiple field servers concurrently, alongside dedicated Server connections for supervisory systems.
⚙️ How is the module configured and integrated into control software?
It integrates directly with RSLogix 5000 / Studio 5000 using supplied Add-On Instructions (AOIs) and sample ladder logic, while configuration is managed via ProSoft Configuration Builder (PCB).
Alternative Model Recommendations
- ProSoft MVI56E-MNET (Single Client/Server version)
- ProSoft MVI56E-MNETR (Reduced I/O block for remote rack applications)
- ProSoft MVI56E-MNETCXT (Conformal-coated version for extreme environments)
- ProSoft MVI56-MNET (Legacy version)
- ProSoft PLX31-EIP-MBTCP (Network gateway alternative)
- Rockwell Automation 1756-EN2T EtherNet/IP module
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