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This Siemens communications processor connects S5 controllers to industrial Ethernet networks. The Siemens 6GK1143-0TB01 enables data exchange between automation systems and higher-level IT networks. Its dedicated design reduces CPU workload by handling network communication tasks independently. This module suits system integration and remote monitoring applications.
Physical Dimensions and Mounting Specifications
The communications processor measures 232 mm in height and 25 mm in width. Its overall depth reaches 160 mm including the front connector. This unit weighs approximately 0.5 kilograms for stable rack installation. The housing supports standard 35 mm DIN rail mounting in S5 racks. The Siemens 6GK1143-0TB01 features a 20-pin front connector for all signal wiring. An RJ45 connector provides the Ethernet network interface.
Network and Communication Specifications
This processor supports 10/100 Mbit/s Ethernet for high-speed data transmission. It uses the ISO-on-TCP protocol for reliable industrial communication. The module handles up to 8 simultaneous connections for flexible network integration. It manages 1024 bytes of input and 1024 bytes of output data. The Siemens 6GK1143-0TB01 supports both TCP/IP and ISO transport protocols. A built-in web server enables remote diagnostics via standard browsers. LED indicators display network status and communication activity.
Electrical Characteristics and Memory
The unit draws a typical current of 250 mA from the 24 V DC supply. It includes a 220 µF capacitor for energy storage during brief interruptions. The Siemens 6GK1143-0TB01 provides 128 KB of RAM for communication buffers. An integrated flash memory stores the communication firmware. The module features galvanic isolation for the Ethernet interface with 1500 V withstand voltage.
Detailed Specification Table
| Parameter | Specification |
|---|---|
| Dimensions (H x W x D) | 232 mm x 25 mm x 160 mm |
| Weight | Approx. 0.5 kg |
| Network Type | Industrial Ethernet |
| Data Rate | 10/100 Mbit/s |
| Protocols | ISO-on-TCP, TCP/IP, ISO |
| Simultaneous Connections | 8 |
| Input Data Capacity | 1024 bytes |
| Output Data Capacity | 1024 bytes |
| Diagnostic Interface | Web server |
| Supply Voltage | 24 V DC |
| Current Consumption | 250 mA (typical) |
| Energy Storage Capacitance | 220 µF |
| RAM Capacity | 128 KB |
| Network Interface | RJ45 |
| Isolation Voltage | 1500 V |
| Operating Temperature | 0°C to 60°C |
Application and Commissioning Guidelines
Mount this module in any available slot of the S5 rack system. Connect the Ethernet cable to the RJ45 connector securely. Set the IP address using the configuration software. The Siemens 6GK1143-0TB01 operates effectively between 0°C and 60°C. Configure the communication parameters using the STEP 5 software. Assign the appropriate IP address for network compatibility. Monitor the LEDs to verify network connectivity and data exchange.