Product Introduction: Serial Communication Hub
This is the Siemens 6ES7441-2AA03-0AE0 communication processor. It is a CP 441-2 module for S7-400 PLCs. This card adds two serial ports to your system. Connect to barcode scanners, printers, and other serial devices. It includes the configuration CD for easy setup.
Complete Technical Specifications
- Manufacturer & Model: Siemens 6ES7441-2AA03-0AE0
- Module Type: Communication Processor CP 441-2
- Compatible System: SIMATIC S7-400 PLC
- Number of Ports: 2 Independent Serial Channels
- Supported Interfaces: RS-232C (V.24), RS-422/485 (X.27), 20mA TTY
- Max Baud Rate: 115.2 kbit/s (shared across both ports)
- Max Cable Length (RS-485): 1200 meters (shielded)
- Max Cable Length (RS-232): 10 meters (shielded)
- Max Cable Length (20mA TTY): 1000 meters (shielded)
- Supported Protocols: 3964(R), ASCII, RK512, Printer Driver
- Bus Current (5V): Max. 700 mA
- Module Dimensions: 25mm (W) x 290mm (H) x 210mm (D)
- Module Weight: Approx. 720 grams (Interface module: 100g)
- Configuration Software: Siemens STEP 7 (CD Included)
- Total Connections: Supports up to 8 connections overall
Shipping, Warranty & Service Details
- One genuine Siemens 6ES7441-2AA03-0AE0 CP module.
- Configuration software CD included.
- Full 12-month performance warranty.
- Express global delivery via FedEx, UPS, or DHL.
- Real-time tracking information provided for your order.
Frequently Asked Technical Questions
What devices typically connect to this module?
Common connections are barcode readers, weight scales, legacy HMIs, serial printers, and other PLCs.
Can I use both ports for RS-485 at the same time?
Yes. Each port can be independently configured for RS-232, RS-485, or 20mA TTY interface.
Do I need an external interface module?
Yes. You must purchase the specific interface module (e.g., for RS-232 or RS-485) separately for each port.
What is the RK512 protocol used for?
It is a Siemens-specific protocol for data exchange between Siemens PLCs, commonly used in older systems.
Any advice for choosing the right cable?
For RS-485 over long distances, use a high-quality, shielded twisted-pair cable to ensure data integrity and reduce errors.
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