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MVI69L-MBS Industrial Communication Module – Complete Technical Overview
Product Introduction
The MVI69L-MBS is an industrial communication module designed for CompactLogix PLC systems, providing Modbus Serial Master/Slave functionality for RS-232 and RS-485 industrial networks.
This module is used to connect CompactLogix controllers with Modbus RTU and Modbus ASCII devices in industrial environments where reliable serial communication is required. It enables seamless data exchange between PLC systems and field instruments such as variable frequency drives, energy meters, flow sensors, pressure transmitters, weighing systems, and remote I/O modules.
The MVI69L-MBS acts as a communication bridge, allowing modern CompactLogix platforms to integrate with legacy Modbus serial networks without requiring replacement of existing field equipment.
It supports both Master and Slave modes, allowing flexible architecture design for data polling, device control, and process monitoring applications.
The module is widely used in manufacturing plants, water treatment systems, oil and gas facilities, mining operations, power plants, and general industrial automation systems.
Brand Information
| Item | Details |
|---|---|
| Brand | Industrial Automation Platform |
| Product Model | MVI69L-MBS |
| Product Type | Modbus Serial Communication Module |
| Product Family | MVI69L Series |
| Compatible Platform | CompactLogix |
| Communication Protocol | Modbus RTU / Modbus ASCII |
| Installation Method | PLC Backplane Mounted |
| Communication Mode | Master / Slave |
| Industrial Category | Process Automation & Industrial Control |
Product Series Overview
MVI69L Series Overview
The MVI69L Series is a lightweight and cost-efficient communication module family designed for CompactLogix systems, focusing on stable serial communication and simplified integration.
The series is commonly used for:
- Modbus RTU communication
- Modbus ASCII communication
- Generic serial integration
- Legacy device connectivity
Key characteristics include:
- Simplified configuration structure
- Stable serial communication performance
- CompactLogix direct integration
- Cost-efficient deployment
- Industrial reliability
- Easy maintenance and setup
MVI69L-MBS Technical Specifications
Product Parameters
| Parameter | Specification |
|---|---|
| Model | MVI69L-MBS |
| Product Type | Modbus Serial Master/Slave Module |
| Series | MVI69L Series |
| Platform Compatibility | CompactLogix |
| Protocol | Modbus RTU / Modbus ASCII |
| Communication Mode | Master and Slave |
| Interface Type | RS-232 / RS-485 |
| Channel Count | Single serial channel |
| Baud Rate | Up to 115.2 kbps |
| Data Format | Configurable parity, stop bits |
| Communication Topology | Point-to-point / Multi-drop |
| Backplane Interface | CompactLogix High-Speed Bus |
| Configuration Tool | PC-based configuration software |
| Diagnostics | Basic communication diagnostics |
| Status Indicators | LED module status |
| Electrical Isolation | Industrial isolation protection |
| Power Consumption | ~500–800 mA @ 5 VDC |
| Operating Temperature | 0°C to 60°C |
| Storage Temperature | -40°C to 85°C |
| Humidity Range | 5% to 95% non-condensing |
| Shock Resistance | Industrial standard |
| Vibration Resistance | Industrial standard |
| Mounting Method | PLC rack slot installation |
| Dimensions (H × W × D) | 145 × 35 × 140 mm |
| Weight (kg) | Approximately 0.40 kg |
Product Features
Dual Mode Communication
Supports both Modbus Master and Slave modes, enabling flexible system design.
CompactLogix Integration
Direct connection to PLC backplane ensures stable and fast data exchange.
Stable Serial Communication
Optimized for RS-232 and RS-485 networks in industrial environments.
Legacy Device Compatibility
Allows integration of older Modbus devices into modern automation systems.
Simple Configuration
Uses lightweight configuration tools for fast deployment.
Industrial Reliability
Designed for continuous operation in harsh industrial environments.
Cost-Effective Design
Provides essential communication features with reduced system cost.
Diagnostic Monitoring
Basic status monitoring for communication health and fault detection.
Product Applications
Manufacturing Industry
Used for PLC communication with field devices in production environments.
Applications include:
- Assembly lines
- Conveyor systems
- Machine control
- Packaging equipment
- Production monitoring
Water and Wastewater Treatment
Used for SCADA-based control systems.
Applications include:
- Pump stations
- Water distribution
- Chemical dosing systems
- Filtration systems
- Level monitoring
Oil and Gas Industry
Supports field device communication in distributed systems.
Applications include:
- Pump control
- Pipeline monitoring
- Tank level systems
- Compressor stations
- Process automation
Power Generation Systems
Used in electrical monitoring and control systems.
Applications include:
- Substation equipment
- Generator monitoring
- Energy metering
- Distribution systems
- Protection systems
Mining Industry
Used in harsh and remote industrial environments.
Applications include:
- Conveyor control
- Crushing systems
- Ventilation systems
- Dewatering systems
- Process monitoring
General Industrial Automation
Used in a wide range of Modbus-based systems.
Applications include:
- Industrial instrumentation
- Machine interfaces
- SCADA systems
- Process control
- Equipment integration
Product Advantages
| Advantage | Description |
|---|---|
| Dual Modbus Mode | Supports Master and Slave operation |
| CompactLogix Compatibility | Direct PLC integration |
| Stable Serial Communication | Reliable RS-232/485 performance |
| Legacy Device Support | Integrates older equipment |
| Cost Efficient | Lower system integration cost |
| Easy Setup | Simplified configuration process |
| Industrial Durability | Designed for harsh environments |
| Flexible Networking | Supports multi-drop systems |
| Basic Diagnostics | Simple fault detection |
| Compact Design | Easy rack installation |
Recommended Models (Same Series or Related)
Technical Comparison Table
| Model | Protocol | Interface | Dimensions (mm) | Weight (kg) |
|---|---|---|---|---|
| MVI69L-MBS | Modbus RTU/ASCII | RS232/485 | 145 × 35 × 140 | 0.40 |
| MVI69-MBS | Modbus Serial | RS232/485 | 145 × 35 × 140 | 0.40 |
| MVI69-MCM | Modbus RTU/ASCII | Serial | 145 × 35 × 140 | 0.40 |
| MVI69-GSC | Generic Serial | Custom Serial | 145 × 35 × 140 | 0.40 |
| MVI69-DFNT | DF1 Protocol | Serial | 145 × 35 × 140 | 0.40 |
Related Model Overview
| Model | Function | Communication Type | Typical Use |
|---|---|---|---|
| MVI69L-MBS | Modbus serial communication | RS232/485 | Industrial control |
| MVI69-MBS | Modbus master/slave module | Serial | Process automation |
| MVI69-MCM | Modbus communication module | Serial | SCADA systems |
| MVI69-GSC | Generic serial interface | Custom serial | OEM equipment |
| MVI69-DFNT | DF1 communication module | Serial | Legacy PLC systems |
Recommended Popular Models from Same Platform
Industrial Automation Products
| Model | Product Type | Key Features | Dimensions (mm) | Weight (kg) |
|---|---|---|---|---|
| 1769-L33ER | CompactLogix Controller | High-speed CPU processing | 145 × 105 × 140 | 0.60 |
| 1769-ENBT | Ethernet Module | Industrial Ethernet communication | 145 × 35 × 140 | 0.30 |
| 1769-IQ16 | Digital Input Module | 16-channel input | 145 × 35 × 140 | 0.28 |
| 1769-OB16 | Digital Output Module | 16-channel output | 145 × 35 × 140 | 0.30 |
| 1769-IF4 | Analog Input Module | 4-channel analog input | 145 × 35 × 140 | 0.32 |
Popular Product Parameter Comparison
| Model | Category | Communication | Capacity | Dimensions (mm) | Weight (kg) |
|---|---|---|---|---|---|
| 1769-L33ER | PLC Controller | EtherNet/IP | High performance | 145 × 105 × 140 | 0.60 |
| 1769-ENBT | Network Module | Ethernet | Industrial networking | 145 × 35 × 140 | 0.30 |
| 1769-IQ16 | Input Module | Backplane | 16 inputs | 145 × 35 × 140 | 0.28 |
| 1769-OB16 | Output Module | Backplane | 16 outputs | 145 × 35 × 140 | 0.30 |
| 1769-IF4 | Analog Module | Backplane | 4 channels | 145 × 35 × 140 | 0.32 |
Summary
The MVI69L-MBS is a compact and cost-efficient Modbus RTU/ASCII communication module within the MVI69L Series, designed for CompactLogix systems requiring stable serial communication with industrial field devices.
It is widely used in manufacturing, energy, water treatment, mining, and general automation systems where Modbus serial communication remains essential.
Compared with related modules such as MVI69-MBS, MVI69-MCM, MVI69-GSC, and MVI69-DFNT, it provides a simplified and economical Modbus communication solution.
Combined with CompactLogix components such as 1769-L33ER, 1769-ENBT, 1769-IQ16, 1769-OB16, and 1769-IF4, the MVI69L-MBS forms a stable and scalable industrial automation architecture suitable for cost-sensitive industrial applications.