Product Introduction
6ES7340-1AH01-0AE0 is a Siemens SIMATIC S7-300 CP 340 communication processor.
It provides stable point-to-point serial communication.
It is ideal for simple RS232 device integration.
Key Functional Benefits
- Designed for SIMATIC S7-300 PLC systems
- Integrated RS232C V.24 serial interface
- Electrical isolation improves signal stability
- Simple setup using Siemens configuration tools
- Configuration package included on CD
Electrical Characteristics
- Backplane supply voltage: 5 V DC
- Maximum input current: 165 mA
- Maximum power dissipation: 0.85 W
- Low heat generation during operation
Communication Interface Details
- Interface type: RS232C V.24
- Number of interfaces: 1
- Galvanic isolation for noise protection
- Optimized for point-to-point connections
Transmission Performance
- Minimum baud rate: 2.4 kbit/s
- Maximum baud rate: 19.2 kbit/s
- Stable data transfer for serial devices
- Reliable communication over short distances
Cable Length and Device Support
- Maximum RS232 cable length: 15 m
- Supports HP Deskjet printers
- Supports HP LaserJet printers
- Supports IBM Proprinter devices
- User-defined serial devices supported
Protocol and Telegram Capacity
- 3964 and 3964R protocol support
- ASCII communication support
- Maximum telegram length: 1,024 bytes
- Optimized for small to medium data blocks
Software and Function Blocks
- Dedicated communication function blocks
- FB size in RAM up to 2,700 bytes
- Supports sending and receiving operations
- Easy integration into STEP 7 projects
Mechanical Specifications
- Module width: 40 mm
- Module height: 125 mm
- Module depth: 120 mm
- Approximate weight: 300 g
Typical Application Scenarios
- PLC connection to barcode scanners
- Printer output from S7-300 systems
- Data exchange with legacy serial devices
- Simple point-to-point automation tasks
Professional FAQ
- Is this module suitable for long-distance communication?
- No. RS232 is best for short cable runs.
- Can it run continuously without overheating?
- Yes. Power loss remains very low.
- What is a common setup issue?
- Incorrect baud rate settings can block data flow.
- Does it support custom serial devices?
- Yes. User-defined protocols are supported.
- When should I choose CP 340 over Ethernet?
- Choose it for simple and low-cost serial links.
Selection Guidance
- Choose 6ES7340-1AH01-0AE0 for RS232 communication
- Best for simple point-to-point connections
- Ideal for SIMATIC S7-300 legacy integration
Warranty and Shipping
- 12-month warranty included
- Fast delivery via FedEx, UPS, or DHL
Contact Information
- Email: info@oiltechcontrols.com
- WhatsApp: +86 158 8020 0923
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Oiltech Controls Limited.
All rights reserved.
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