

C73040-A27-C242-03 Siemens RS-485 Industrial Communication
Manufacturer: Siemens
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Part Number: C73040-A27-C242-03
Condition:New with Original Package
Product Type: RS-485 Industrial Communication
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Country of Origin: USA
Payment:T/T, Western Union
Shipping port: Xiamen
Warranty: 12 months
Siemens C73040-A27-C242-03 RS-485 Communication Module
The Siemens C73040-A27-C242-03 is a rugged RS-485 communication module from the SIPROTEC series. It ensures reliable serial data exchange between protection relays and industrial automation systems. Its robust industrial-grade construction resists vibration, dust, and temperature fluctuations, making it ideal for substations, manufacturing plants, and energy infrastructure. The module supports efficient long-distance communication while maintaining secure data integrity.
Technical Specifications
Specification | Details |
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Product Code | C73040-A27-C242-03 |
Series | SIPROTEC |
Type | RS-485 Communication Module |
Communication Protocol | RS-485 (serial) |
Operating Voltage | 24 V DC |
Operating Temperature | –25°C to +60°C |
Storage Temperature | –40°C to +70°C |
Dimensions (L×W×H) | 26.00 × 33.00 × 9.50 cm |
Weight | 0.4 kg |
Environment | Industrial-grade; resistant to vibration, dust, and EMI |
Certifications | CE, RoHS |
Compatibility | Fully compatible with SIPROTEC protection relays |
FAQ
Q1: Is the C73040-A27-C242-03 module brand new?
A1: Yes, it is brand new and original, ready for immediate shipping.
Q2: What communication protocol does this module use?
A2: It supports RS-485 serial communication for industrial data exchange.
Q3: Can it operate in harsh environments?
A3: Yes, it is industrial-grade and resistant to vibration, dust, and EMI.
Q4: Which devices is it compatible with?
A4: Fully compatible with SIPROTEC protection relays and associated automation systems.
Q5: What is the operating voltage for this module?
A5: The module operates at 24 V DC.