6ES7341-1AH01-0AE0 Siemens CP341 Comm Processor

6ES7341-1AH01-0AE0 Siemens CP341 Communication Processor with RS232C

Product Introduction

The 6ES7341-1AH01-0AE0 is a spare part communication processor for the SIMATIC S7-300 series. This CP 341 module provides a fully isolated RS232C (V.24) serial interface. It handles point-to-point communication with various industrial devices. You can use it for ASCII, 3964(R), or RK512 protocols. Additionally, this CP 341 allows reloadable customer-specific drivers, which gives you more flexibility than the CP 340 series. Note that this module needs an external 24V DC power supply.

Technical Specifications of 6ES7341-1AH01-0AE0

Electrical and Power Data

• Rated supply voltage: 24V DC (required)

• Input current from 24V DC L+: max. 200 mA

• Input current from backplane bus 5V DC: max. 70 mA

• Maximum power loss: 4.8 W

Interface and Transmission

• Number of interfaces: 1 (fully isolated)

• Interface type: RS232C (V.24)

• Connector type: 9-pin sub D connector

• Minimum baud rate: 0.3 kbit/s

• Maximum baud rate: 76.8 kbit/s

• Cable length: max. 15 meters

Supported Protocols and Telegram Length

• 3964(R) protocol: max. 1024 bytes per telegram, up to 76.8 kbit/s

• ASCII protocol: max. 1024 bytes, up to 76.8 kbit/s

• RK512 protocol: max. 1024 bytes, up to 76.8 kbit/s

• Reloadable customer-specific drivers: Yes

• Transmission speeds for ASCII: 0.3, 0.6, 1.2, 2.4, 4.8, 9.6, 19.2, 38.4, 57.6, and 76.8 kbit/s

• Note: 76.8 kbit/s only achievable with half duplex

Software and Memory

• Function block length in RAM: max. 5500 bytes for sending and receiving data

Mechanical and Environmental Parameters

Physical Dimensions

• Width: 40 mm

• Height: 125 mm

• Depth: 120 mm

• Weight: approx. 300 g

Connection Method for Power Supply

• 3 screw-type terminals: L+, M, GND

Installation Guide for CP 341

First, insert the 6ES7341-1AH01-0AE0 into a free slot on your S7-300 rack. Then connect the external 24V DC supply to the L+, M, and GND screw terminals. Meanwhile, attach your RS232C device using a 9-pin sub D connector. For reliable communication, keep the cable length under 15 meters. Next, configure the desired protocol using the software on the included CD. Finally, load your custom driver if needed. This CP 341 supports reloadable drivers, which makes it suitable for specialized applications.

Packaging List for 6ES7341-1AH01-0AE0

• 1 x SIMATIC CP 341 communication processor (6ES7341-1AH01-0AE0)

• 1 x Configuration package on CD

• No certificates or warranty documents included

Shipping Method: FedEx, UPS, DHL

Frequently Asked Questions (FAQ)

1. Does the 6ES7341-1AH01-0AE0 require an external power supply?
Yes, it does. Unlike the CP 340, this 6ES7341-1AH01-0AE0 needs a separate 24V DC supply connected to the L+, M, and GND terminals.

2. What is the maximum baud rate for this CP 341 module?
You can achieve up to 76.8 kbit/s. However, note that this speed is only possible with half-duplex operation.

3. Can I use my own custom communication protocol with this module?
Absolutely. The 6ES7341-1AH01-0AE0 supports reloadable customer-specific drivers, which gives you great flexibility for non-standard applications.

4. What is the maximum cable length for the RS232C interface?
The maximum cable length is 15 meters. For longer distances, you should consider the RS422/485 version (CP 341-2AH02).

5. Is the RS232C interface electrically isolated?
Yes, the interface on this CP 341 is fully isolated, which protects your system from ground loop issues and electrical noise.