Schneider MAX-4
1. Overview
The MAX-4 is a standard expansion module designed by Schneider Electric for its Modicon M340 PLC. Through backplane connection, it can significantly expand the control range and functions of the PLC, supporting various industrial scenarios such as discrete manufacturing, process control, and motion control.
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2. Specification Parameters
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Parameters
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Description
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Product Model
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MAX4 1103016081100 (Modicon M340 Series)
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Module Type
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Standard Expansion Module
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I/O Points
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4 Digital Inputs (DI) + 4 Digital Outputs (DO)
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I/O Type
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24V DC Programmable Digital Input/Output
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Rated Voltage/Current
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24 V DC / 2 A (Max)
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Operating Temperature
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0°C to 60°C (Operating) / -25°C to 85°C (Storage)
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Dimensions/Weight
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200 mm x 80 mm x 30 mm / 0.5 kg
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Protection Level
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IP20 (Non-Waterproof)
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Communication Interface
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Supports industrial protocols such as Modbus/TCP and EtherCAT (depending on PLC master station configuration)
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3. Product Features
- High Compatibility: Specifically designed for Schneider Electric Modicon M340 PLC, with easy plug-and-play installation.
- Flexible Digital Control: Provides independent programmable digital inputs and outputs, suitable for connecting peripheral devices such as sensors, switches, and relays.
- Reliable Industrial-Grade Performance: Features a wide operating temperature range to adapt to harsh industrial environments.
- Modular Design: Standardized size, supporting multi-module stacking for easy system expansion.
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4. Structure and Composition
- Digital Input/Output Ports: Used to connect sensors (input) and actuators (output).
- Power Interface: Connects 24V DC auxiliary power supply to power the module.
- Backplane Connector: Used to insert into the backplane of the PLC cabinet to achieve bus communication.
- Status Indicator Lights: Used to display module operation status and fault information.
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5. Application Fields
- Discrete Manufacturing: Controls manipulators, conveyors, sorting equipment, etc.
- Process Control: Monitors and controls process parameters such as control valves, pumps, and switches.
- Motion Control: Cooperates with servo drives to realize equipment positioning and synchronization.
- Packaging Machinery: Controls sensors and actuators on the packaging line.
- Food Processing, Textiles, Printing: Used for precise process control.
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6. Installation and Maintenance
Installation
- Backplane Insertion: Insert the module into the backplane slot of the Modicon M340 PLC.
- Wiring: Connect the 24V DC power cord, input sensor wire, and output actuator wire.
- Programming Configuration: Configure module parameters and I/O addresses in the PLC programming software.
Maintenance
- Regular Inspection: Check for loose wiring and signs of overheating or corrosion on the module surface.
- Software Update: Keep the PLC software and firmware up-to-date for optimal compatibility.
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