Description
Note: Many products are not yet listed. Please contact us for more product information. Our supply channels are constantly expanding, and we currently have 20 stable shared supply channels. Please confirm the model, product, price, and all other necessary information with customer service before placing an order. We offer new, refurbished, and used products, and prices are adjusted according to the year of the item you require.
3. Key Technical Specifications
| Parameter | Value |
|---|---|
| Model | MVI69-MNET |
| Form Factor | Single-slot 1769 Compact I/O |
| Protocol | Modbus TCP/IP (Client and Server) |
| Data Capacity | Up to 5000 × 16-bit registers |
| Client Commands | Up to 100 commands |
| Server Connections | Multiple simultaneous connections |
| Ethernet Interface | 10/100 Base-T |
| Backplane Current | 800 mA max @ 5 VDC |
| Power Supply Distance Rating | 2 |
| Operating Temperature | 0 °C to 60 °C |
| Configuration | Text configuration file + ladder logic / AOI |
4. Product Introduction (Anti-Template)
The ProSoft MVI69-MNET is a single-slot in-chassis communication module that enables Allen-Bradley CompactLogix and MicroLogix 1500 processors to exchange data with Modbus TCP/IP devices. It sits on the 1769 backplane and appears to the processor as a standard I/O module.
The module supports both Client (master) and Server (slave) operation. As a Client it can actively read from and write to multiple Modbus TCP servers using up to 100 commands. As a Server it accepts connections from external Modbus TCP clients. Data is exchanged through a 5000-register internal database that is mapped to controller tags via ladder logic or Add-On Instructions. Configuration is performed with a text file downloaded to the module, making it a flexible gateway between Rockwell controllers and third-party Modbus TCP equipment such as drives, meters, RTUs, and other PLCs.
MVI69-MNET
MVI69-MNET
MVI69-MNET
MVI69-MNET
5. QC, Procurement & Logistics SOP
- Inbound Verification – Confirm full model number (MVI69-MNET), Ethernet port condition, configuration port, and LED functionality. Photograph all labels.
- Live Rig Testing – Install in a compatible 1769 chassis, apply power, verify module recognition in the processor, and confirm basic Ethernet link and Modbus communication if a test network is available.
- QA & Packaging – After inspection, protect the Ethernet and configuration ports, clean the module, and pack in anti-static protective packaging.
- Global Logistics & Export Compliance – Classify under the correct HS code for industrial network communication modules. Packaging must protect connectors; export documentation is prepared to minimize customs delays.
6. Technical Pitfalls & Integration Warnings
Power Budget & Distance Rating – The module draws up to 800 mA at 5 V and has a power supply distance rating of 2. Placing it too far from the power supply or overloading the bus can cause faults.
Sample Logic / AOI – Proper operation requires the correct sample ladder logic or Add-On Instruction. Missing or mismatched logic is a common cause of communication failure.
Database Mapping – The 5000-register database must be correctly partitioned between read and write areas. Incorrect mapping results in data appearing in the wrong controller tags.
IP & Network Settings – Ensure the module’s IP configuration does not conflict with the CompactLogix Ethernet port or other devices on the network.
7. Frequently Asked Questions (FAQ)
What is the realistic global lead time for a verified MVI69-MNET?
Common industrial communication module. Typical lead time after verification is 3–10 business days plus standard shipping.
What protocol does the MVI69-MNET support?
Modbus TCP/IP, operating as both Client and Server.
What platforms is it compatible with?
Allen-Bradley CompactLogix and MicroLogix 1500 LRP controllers using the 1769 backplane (with some specific exclusions).
How much data can it handle?
Up to 5000 16-bit registers.
Does it require special software?
Configuration uses a text file and ladder logic or Add-On Instructions in Studio 5000 / RSLogix 5000. No separate proprietary software is required for basic operation.
Is it still supported?
Yes, it remains a widely used ProSoft in-chassis module for CompactLogix Modbus TCP applications.
What should be confirmed before ordering a replacement?
Exact model (MVI69-MNET), CompactLogix processor compatibility, available backplane power budget, and whether the existing configuration file and ladder logic are available.
