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SKU:6ES7441-2AA03-0AE0
Siemens CP 441-2 6ES7441-2AA03-0AE0 Dual Channel Module
Manufacturer: Siemens
Product No.: 6ES7441-2AA03-0AE0
Product Type: Communication Module
Product Origin: DE
Payment:T/T, Western Union
Weight: 720g
Shipping port: Xiamen
Warranty: 12 months
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Description
SIEMENS 6ES7441-2AA03-0AE0 SIMATIC S7-400 CP 441-2 Communication Module
The SIEMENS 6ES7441-2AA03-0AE0, also cataloged as the CP 441-2 Communication Module, operates as a dual-channel point-to-point interface with variable interface modules for 20 mA (TTY), RS 232C (V.24), and RS 422/485 connections within SIMATIC S7-400 platforms.
Hardware Specifications
| Parameter | Specification |
|---|---|
| Model | 6ES7441-2AA03-0AE0 |
| Brand | Siemens |
| Product Type | CP 441-2 Communication Module |
| Series | SIMATIC S7-400 |
| Weight | 720 g (approx.), interface module 100 g |
| Dimensions (W x H x D) | 25 mm x 290 mm x 210 mm |
| Current from Backplane Bus | 700 mA max at 5 VDC (without interface module) |
| Interface Modules | 20 mA (TTY), RS 422/485 (X.27), RS 232C (V.24) |
| Interface Module Consumption | 300 mA max at 5 V; 45 mA max at 24 V (TTY) |
| Number of Interfaces | 2, variable |
| Shielded Cable Length | 1000 m (TTY), 10 m (RS 232), 1200 m (RS 422/485) |
| Transmission Rate | 115.2 kbit/s max distributed on both interfaces; 19.2 kbit/s max on TTY |
| Integrated Protocols | 3964 (R), ASCII, RK512, Printer |
| Reloadable Drivers | Customer-specific drivers supported |
| Connections | 8 overall |
| Configuration Software | STEP 7 with own parameter assignment forms |
| Memory per Interface | 1 to 5 kbyte parameters; 0 to 55 kbyte message texts; 0 to 64 kbyte loadable drivers |
Dual-Channel Interface Physics and Protocol Handling
Unit weight is approximately 720 g with an interface module at approximately 100 g, dimensions of 25 mm width, 290 mm height, and 210 mm depth. The CP 441-2 provides 2 variable interfaces accepting interchangeable modules for 20 mA (TTY), RS 232C (V.24), and RS 422/485 (X.27) physics. Shielded cable lengths are limited to 1000 m for TTY, 10 m for RS 232, and 1200 m for RS 422/485. Transmission rate reaches 115.2 kbit/s distributed across both interfaces on RS 422/485 and RS 232, and 19.2 kbit/s on TTY. Integrated drivers cover 3964 (R), ASCII, RK512, and Printer, with reloadable customer-specific drivers supported. Supported printers include HP-Deskjet, HP-Laserjet, IBM-Proprinter, and user-defined models. Backplane bus current draw is 700 mA maximum at 5 VDC without interface modules; each interface module draws up to 300 mA at 5 V and 45 mA at 24 V for TTY. Parameter memory requirements on the S7-CPU memory card are 1 to 5 kbyte for parameters, 0 to 55 kbyte for message texts, and 0 to 64 kbyte for loadable drivers. The module supports 8 connections overall with S7 extended communication. Configuration uses STEP 7 with dedicated parameter assignment forms. A configuration package is included on CD.
Frequently Asked Questions
Q: What is the weight and physical size of the 6ES7441-2AA03-0AE0?
A: Approximately 720 g, with dimensions of 25 mm width, 290 mm height, and 210 mm depth. The interface module weighs approximately 100 g.
Q: How many interfaces does the CP 441-2 provide and what is the maximum transmission rate?
A: 2 variable interfaces with a maximum transmission rate of 115.2 kbit/s distributed across both interfaces.
Q: Does the CP 441-2 support RK512 and reloadable customer-specific drivers?
A: Yes. Integrated drivers include 3964 (R), ASCII, RK512, and Printer, with reloadable customer-specific drivers supported.
Field Installation Guidelines
Insert the module into the S7-400 rack and secure the mounting screws. Install the required interface modules before energizing. Route shielded cable within the limits of the installed interface physics: 1000 m for TTY, 10 m for RS 232, and 1200 m for RS 422/485. Ground the shield at one end. Verify total backplane current with all interface modules installed does not exceed the rack supply capacity. Confirm protocol, printer driver, and RK512 configuration in STEP 7 match the connected device before commissioning. Verify the S7-CPU memory card has capacity for up to 64 kbyte of loadable drivers. Install the configuration package from CD before parameter assignment.
Additional Specifications
Scalar (V/f)
Vector
AC-powered
Buying Guide
- Confirm the exact model, part number, and specifications before ordering.
- Ensure compatibility with your current machinery or control systems.
- Reach out via sale@etowonauto.com or +8617859788089 for technical assistance.
- Review delivery options, lead times, and shipping requirements.
- Follow manufacturer instructions and best practices during installation.
Shipping And Return
In-stock items are typically dispatched the same business day. For products not currently in stock, dispatch times may vary based on availability. International shipping is available, and shipping costs are calculated according to destination, weight, and carrier selection.
Returns are accepted within 30 days of receipt, provided items are unused and in original condition. Return shipping costs are the responsibility of the customer. Please contact us before returning any item to receive return authorization.
For more details, please review our Shipping & Return Policy.

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