Overview
The ABB DSBC 174 is a 174 Bus Extender Module designed to extend the communication capabilities within ABB's industrial automation systems. It enables seamless data transfer between various system components over extended distances, facilitating reliable and efficient communication in large-scale or complex control setups. The DSBC 174 is ideal for applications where the distance between controllers and devices needs to be increased without compromising data integrity or system performance.
General Information
Part Number: 3BSE012211R1
Manufacturer: ABB
Brand / Country of Origin: ABB / Sweden
Series: DSBC (174 Bus Extender Module)
Type: Bus Extender Module
Mounting: Suitable for installation in control panels, automation racks, or system enclosures
Technology: Bus extender for communication system expansion and integration
Power Specifications
Supply Voltage: 24 V DC
Power Consumption: ≤ 10 W
Input: Powered from the system backplane or external DC supply
Indicators: LEDs for power, communication status, and fault detection
Protection: Surge and reverse-polarity protection
Communication & Interface
Interface Type: 174 Bus protocol, compatible with ABB control systems
System Role: Extends communication reach between controllers, I/O devices, and system modules
Data Transfer: Real-time data exchange with high reliability
Diagnostics: Built-in diagnostics for system status, communication link, and fault detection
Reset Features: Soft reset and hardware reset support
Environmental
Operating Temperature: −20 to +60 °C
Humidity: Up to 95% RH, non-condensing
Protection Rating: IP20, suitable for industrial control environments
Dimensions & Weight
Dimensions (L × W × H): 20 × 260 × 50 mm
Weight: ~ 0.4 kg
Authentic parts with full manufacturer warranty.



