6ES7277-0AA22-0XA0 Siemens SIMATIC S7-200, PROFIBUS DP Slave module

Product Overview

The 6ES7277-0AA22-0XA0 is Siemens’ official PROFIBUS DP Slave module for the SIMATIC S7-200 family. It plugs directly into the CPU rack, instantly adding DP-V0 slave capability at rates from 9.6 Kbps to 12 Mbps without occupying I/O slots or requiring external power.

Key Benefits

• Plug-and-Play Expansion – snaps onto S7-200 rail, no extra power
• Full Speed Range – 9.6 Kbps…12 Mbps auto-detected
• 32-Byte I/O Cycle – configurable 8 / 16 / 32-byte input & output data
• Integrated Diagnostics – status LEDs + diagnostic buffer for fast troubleshooting
• Galvanic Isolation – 500 V AC protects CPU from fieldbus noise
• Global Certifications – CE, UL, cULus, RoHS compliant

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