The Siemens 6DD1688-0AD0 is a PROFIBUS DP communication interface module designed for industrial automation systems, providing reliable fieldbus connectivity for Siemens control equipment
Key Specifications
Parameter Specification
Product Type PROFIBUS DP Interface Module
Communication Protocol PROFIBUS DP (IEC 61158/EN 50170)
Data Transfer Rate 9.6 kbps to 12 Mbps (auto-sensing)
Electrical Interface RS-485 compliant
Connector Type 9-pin D-sub female
Termination Integrated terminating resistor (switchable)
Power Supply 24V DC (19.2-28.8V)
Current Consumption 120 mA typical
Isolation Voltage 500V AC (fieldbus to system)
Operating Temperature 0°C to +60°C
Storage Temperature -40°C to +85°C
Relative Humidity 5% to 95% (non-condensing)
Dimensions 40 × 125 × 117 mm (W×H×D)
Weight 280 g
Protection Class IP20
Certifications CE, UL, cULus, RoHS compliant
Technical Features
Automatic baud rate detection for plug-and-play operation
Diagnostic LEDs for power, bus activity, and error status
Galvanic isolation between bus and module electronics
PROFIBUS DP V0/V1 compliant with full DP master/slave functionality
Compact form factor for high-density installations