

The 6ES7277-0AA22-0XA0 is a dedicated PROFIBUS DP slave module from Siemens SIMATIC S7-200 series, engineered to extend the connectivity of S7-200 CPUs into distributed control systems. This module acts as a communication interface, allowing the S7-200 to participate in PROFIBUS DP networks as a standard slave device. It is ideal for applications requiring high-speed data exchange with a master controller, such as in manufacturing lines, process automation, and material handling systems. The module supports data transfer rates up to 12 Mbps and can be configured with up to 244 bytes of input and output data per station. Its compact design integrates directly with the S7-200 system via the expansion bus, requiring no additional power supply. The unit is fully compliant with PROFIBUS DP-V0 standards and is delivered with a comprehensive GSD file for easy integration into any PROFIBUS master system.
| Parameter | Specification |
|---|---|
| Product Type | PROFIBUS DP Slave Module |
| Model Number | 6ES7277-0AA22-0XA0 |
| Product Family | Siemens SIMATIC S7-200 |
| Interface | PROFIBUS DP (RS-485) |
| Supported Protocols | PROFIBUS DP-V0 |
| Data Transfer Rate | Up to 12 Mbps (automatic baud rate detection) |
| Maximum Input Data per Station | 244 bytes |
| Maximum Output Data per Station | 244 bytes |
| Number of Slots | 1 (occupies one S7-200 expansion slot) |
| Bus Connector | 9-pin D-sub female (PROFIBUS standard) |
| Power Supply | Via S7-200 expansion bus (5V DC from CPU) |
| Power Consumption | Typical 1.5 W (from S7-200 backplane) |
| Isolation | Galvanic isolation between PROFIBUS and S7-200 logic |
| Configuration Software | STEP 7 Micro/WIN (V4.0 or higher) with GSD file |
| GSD File | SIEM80B8.GSD (included) |
| Operating Temperature | 0°C to 55°C (32°F to 131°F) |
| Storage Temperature | -40°C to 70°C (-40°F to 158°F) |
| Relative Humidity | 5% to 95% (non-condensing) |
| EMC Compliance | EN 61000-6-2, EN 61000-6-4 |
| Protection Class | IP20 (open type) |
| Dimensions (W x H x D) | 71.2 mm x 80 mm x 62 mm (approx.) |
| Weight | Approximately 120 g |
| Warranty | Standard 12 months (subject to terms) |

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