ABB DSBC175 3BUR001661R1 AC460 S100 Communication Modules
Manufacturer: ABB
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Part Number: DSBC175 3BUR001661R1
Condition：New with Original Package
Product Type: Communication Modules
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Country of Origin: Sweden
Payment:T/T, Western Union
Shipping port: Xiamen
Warranty: 12 months
ABB DSBC175 Redundant S100 I/O Bus Coupler
The ABB DSBC175 3BUR001661R1, also cataloged as the DSBC175 Communication Module, operates as a dedicated hardware component for fault-tolerant I/O bus coupling and signal execution within Advant OCS with MOD 300 SW platforms and AC460 controllers. By establishing an isolated interface to the S100 I/O bus, the unit maintains uninterrupted hardware data exchange between field input/output drops and the primary processing unit.
Hardware Specifications
| Parameter | Specification |
|---|---|
| Model | DSBC175 |
| Brand | ABB |
| Origin | Sweden |
| Weight | 0.8 kg |
| Dimensions | 16 x 16 x 12 cm |
| Operating Temp | 0 to +55 deg C |
| Power Consumption | Derived from subrack backplane power rails |
| Part Number | 3BUR001661R1 |
| Bus Interface | S100 I/O Bus |
| Redundancy Support | Fully redundant hardware configuration |
| System Compatibility | Advant OCS with MOD 300 SW, AC460 Controllers |
| Environmental Compliance | Exempted from 2011/65/EU (RoHS) scope |
Backplane Bus Communication Velocity & Firmware Compatibility
The DSBC175 interface module anchors high-speed serial data exchanges over the S100 I/O bus while stabilizing backplane bus communication velocity across adjacent rack slots. Onboard buffer circuits prevent signal attenuation, enabling real-time frame passing during active controller switchover cycles. Full firmware flash compatibility across the AC460 platform ensures seamless frame synchronization without introducing processing overhead or message transmission delays.
Frequently Asked Questions
Q: How does the DSBC175 handle bus failover in redundant AC460 controller architectures?
A: The module incorporates hardware-level line supervision that detects communication link faults and immediately routes S100 I/O bus frames through the active secondary channel without dropping data packets.
Q: Does module removal disrupt the parallel S100 I/O bus loop?
A: No, when mounted in a standard redundant subrack, individual couplers can be serviced while the primary controller maintains communication with field I/O via the parallel redundant module.
Field Installation Guidelines
- Disconnect power to the targeted rack position prior to inserting or seating the DSBC175 module into the chassis guide rails.
- Ensure all S100 I/O bus cable connectors are fully seated and secured with retaining screws to prevent loose signal connections under industrial vibration.
- Connect shield braids directly to the cabinet functional earth busbar using short, low-impedance copper jumpers to suppress high-frequency electrical noise.
- Maintain unobstructed air paths above and below the subrack to ensure natural convection keeps ambient temperatures within the operational limit.