6ES7340-1CH02-0AE0 SIMATIC S7-300 CP 340 Module Siemens

Siemens 6ES7340-1CH02-0AE0 Communication Processor

• Brand & Model: Siemens 6ES7340-1CH02-0AE0, SIMATIC S7-300 CP 340
• Interface: 1 x RS422/485 (X.27), electrically isolated, 15-pin Sub-D socket
• Transmission Rate: 2.4 kbit/s to 19.2 kbit/s (max. 19.2 kbit/s for 3964R, 9.6 kbit/s for ASCII and printer drivers)
• Cable Length: Maximum 1200 meters for point-to-point connections
• Integrated Protocols: 3964(R), ASCII, printer drivers (HP-Deskjet, HP-Laserjet, IBM-Proprinter, user-defined)
• Telegram Length: Up to 1024 bytes for both 3964(R) and ASCII protocols
• Input Current: Max. 165 mA from 5V DC backplane bus (no external 24V needed)
• Power Loss: Typ. 0.6 W, max. 0.85 W
• Operating Temperature: 0°C to +60°C
• Storage Temperature: -40°C to +70°C
• Dimensions (W x H x D): 40 mm x 125 mm x 120 mm
• Weight: Approx. 300 g
• Software Block: FB length in RAM up to 2700 bytes for data communication (send/receive)
• Country of Origin: Germany

Installation and Setup Instructions

• Insert the module into any free slot on the S7-300 mounting rail
• Connect the RS422/485 cable to the 15-pin Sub-D socket
• Configure the protocol and baud rate using STEP 7 software
• Use the included configuration CD for drivers and sample programs
• Verify the LED indicators after power-up for normal operation

Package Contents

• Siemens 6ES7340-1CH02-0AE0 communication processor
• Configuration package on CD (drivers, manuals, and examples)
• Quick-start installation guide (printed)
• Standard DIN rail mounting clips
• Anti-static protective packaging

Shipping and Return Information

• Shipping carriers: FedEx, UPS, or DHL for global delivery
• Dispatch time: Ships within 5 business days after order confirmation
• Stock status: We maintain ample inventory for immediate shipment
• Return policy: 30-day return window for unused items in original condition
• Genuine guarantee: All units are brand new and sourced from authorized Siemens channels

Frequently Asked Questions (FAQ)

• Does this module support Modbus RTU?
  The CP 340 supports ASCII and 3964(R) protocols. You can implement Modbus RTU via freeport programming in ASCII mode.
• What is the maximum cable length for RS422/485?
  With proper cabling, the maximum distance is 1200 meters at lower baud rates.
• Does the module require an external 24V power supply?
  No, it draws power directly from the S7-300 backplane bus (5V DC, max. 165 mA).
• Can I use this with third-party serial devices?
  Yes, as long as the device supports RS422/485 electrical standards and you match the baud rate and data format.
• What printer drivers are supported?
  The module supports HP-Deskjet, HP-Laserjet, IBM-Proprinter, and user-defined printer configurations.
• Is the configuration software included?
  Yes, the package includes a configuration CD with drivers, manuals, and example blocks.

Contact Information: For inquiries or technical support, please email sales@nex-auto.com or reach us via WhatsApp at +86 153 9242 9628.

Partner: NexAuto Technology Limited provides comprehensive industrial automation solutions.