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MVI56E-MNETCR

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ProSoft MVI56E-MNETCR is a Modbus TCP/IP Multi-Client Enhanced Communication Module for Remote Chassis. It connects a ControlLogix remote chassis to multiple Modbus TCP/IP servers.
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Technical specifications for MVI56E-MNETCR

  • Manufacturer:
    ProSoft
  • Part Number:
    MVI56E-MNETCR
  • Product Family:
    ProSoft
  • Product Type:
    Modbus TCP/IP Multi-Client Enhanced Communication Module for Remote Chassis
  • Stock:
    1
  • Backplane Current Load:
    800 mA @ 5 VDC; 3 mA @ 24 VDC
  • Operating Temp.:
    0°C – 60°C (32°F – 140°F)
  • Storage Temp.:
    –40°C – +85°C (–40°F – 185°F)
  • Vibration Resistance:
    5 g (10–150 Hz)
  • Shock Resistance:
    30 g operating; 50 g non-operating
  • Humidity:
    5% – 95% (non-condensing)
  • Weight:
    0.24 kg
  • Estimated shipping dimensions:
    3.5x14x14.5cm
  • Tariff Code:
    8537101190
  • Country of origin:
    USA
  • Place of shipment:
    Xiamen,Fujian,China
By purchasing this item, you agree to the Terms & Conditions, ApterPower is not an authorized distributor for listed manufacturers or tradenames and therefore the manufacturer's warranty does not apply. All our products come with ApterPower's 1-year warranty.

More Information

Overview Manuals Specifications Applications Communication Diagnostics

Features:

  • Up to 30 Modbus TCP/IP clients
  • Reduced ControlLogix I/O data image
  • Ethernet configuration and remote diagnostics
MVI56E-MNETCR is the reduced-data-block Multi-Client module intended for a ControlLogix remote chassis that must initiate Modbus TCP/IP requests.

Its client resources support communication with multiple servers while the reduced backplane image limits the amount of data exchanged with the controller on each update.

Check remote-rack architecture, 1756 slot and power capacity, client target addresses, command scheduling, and the reduced data mapping before deployment.

The ProSoft MVI56E-MNETCR Modbus TCP/IP Multi-Client Enhanced Communication Module for Remote Chassis is listed as Active / Available from OEM. Apter Power can review remote-chassis compatibility and documentation.

ProSoft MVI56E-MNETCR Modbus TCP/IP Multi-Client Enhanced Communication Module for Remote Chassis Manuals, Datasheets, Links
Important Notice: Other accessories, manuals, cables, calibration data, software, etc. are not included with this equipment unless listed in the above stock item description. All prices are shown in USD.
ProSoft MVI56E-MNETCR Modbus TCP/IP Multi-Client Enhanced Communication Module for Remote Chassis Specs

General

  • ManufacturerProSoft Technology
  • ModelMVI56E-MNETCR
  • ConditionNew Original ready stock
  • Product FamilyControlLogix Communication Module

Remote-rack use cases

  • Remote chassis: MVI56E-MNETCR is designed for installation in a ControlLogix remote chassis.
  • Multi-server polling: Up to 30 Modbus TCP/IP clients can collect or write data across many server devices.
  • Reduced image: The reduced ControlLogix I/O image suits systems that do not require the full standard transfer block.
  • Controller exchange: Mapped data passes between client commands and the ControlLogix backplane.

Client command handling

  • Client resources: Each configured client maintains its own target connection and command activity.
  • Command definition: Function code, server address, register location, quantity, and polling behavior are set per command.
  • Ethernet link: A 10/100 Base-T RJ45 port carries Modbus TCP/IP and configuration traffic.
  • CIPconnect access: Diagnostics can be reached through supported bridged Rockwell Automation network paths.

Operational monitoring

  • Front display: The four-character display reports module, address, port, and error information.
  • Status data: Client states, command errors, and communication counters support fault isolation.
  • Configuration access: ProSoft Configuration Builder provides online diagnostics through Ethernet.
  • Physical checks: Review link LEDs, rack status, backplane power, and target reachability before changing command logic.
Description
The MVI56E-MNETCR bridges the gap between Rockwell Automation controllers and a vast ecosystem of Modbus TCP/IP-enabled devices. Unlike standard single-client modules, this variant supports up to 30 distinct client connections, enabling engineers to poll data from dozens of remote terminal units (RTUs), drives, and power monitors without bottlenecking the main processor. It features a built-in web server for remote diagnostics, an onboard scrolling LED display for instant status updates, and a "Personality Module" (industrial CompactFlash) for rapid disaster recovery.

Engineers choose the MVI56E-MNETCR for its robust data handling and seamless integration. It utilizes an Add-On Instruction (AOI) for RSLogix 5000, allowing data to be mapped directly into controller tags without complex messaging logic. The module supports a 10,000-word register space and features a "Command List" of up to 100 distinct commands, ensuring that even in remote rack installations (via ControlNet or EtherNet/IP), data integrity and speed are maintained.

Furthermore, the MVI56E-MNETCR offers enhanced reliability through its "Multi-Client" architecture. If a specific server device fails to respond, only the associated client connection is affected; the remaining 29 connections continue to operate uninterrupted. This feature, combined with the "CIPconnect" capability that allows routing through 1756-ENBT modules, makes it the industry standard for upgrading legacy Modbus serial networks to high-speed Ethernet.
Alternative Names
MVI56E MNETCR MVI56EMNETCR ProSoft MVI56E-MNETCR PST MVI56E-MNETCR MVI56E-MNETCR ControlLogix Communication Module MVI56E-MNETCR Communication Module MVI56E-MNETCR Datasheet MVI56E-MNETCR Manual
Technical notes
MVI56E-MNETCR Modbus TCP/IP Multi-Client Enhanced Communication Module for Remote Chassis connects a ControlLogix remote chassis to multiple Modbus TCP/IP servers. Verify Multi-Client, Remote Chassis, Diagnostics settings against the official ProSoft documentation.
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FAQS

The following is a list of questions commonly asked by our customers. Please contact us if you have a question about our process that is not answered below.
Why is MVI56E-MNETCR described as a reduced-data-block module?
MVI56E-MNETCR uses a smaller ControlLogix I/O image than the standard enhanced Multi-Client module.
How many Modbus clients can MVI56E-MNETCR operate?
MVI56E-MNETCR supports up to 30 Modbus TCP/IP client connections.
Where is MVI56E-MNETCR installed?
MVI56E-MNETCR is intended for a compatible ControlLogix remote chassis and occupies one backplane slot.
How is MVI56E-MNETCR diagnosed remotely?
MVI56E-MNETCR supports Ethernet diagnostics and CIPconnect access through supported Rockwell network bridges.
What should be checked when MVI56E-MNETCR commands time out?
For MVI56E-MNETCR, inspect client connection status, target IP reachability, command errors, function codes, and register ranges.
Can MVI56E-MNETCR replace a standard data-block module without changes?
MVI56E-MNETCR uses a reduced data image, so controller tags, transfer sizes, rack placement, and logic require engineering review.
Where can MVI56E-MNETCR manuals and sourcing help be obtained?
The MVI56E-MNETCR Manuals tab contains the verified official PDF, and Apter Power can help with sourcing and rack matching.

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