- ABB S100 I/O bus extender
- Documented in CI856 and TP856 interface arrangements
- Multiple ABB kit references require exact installed-system matching
DSBC174 3BSE012211R1 is an ABB bus extender for S100 I/O communication.
Its correct use depends on the communication interface, termination plate, kit, cable route, and configured system topology.
Verify the complete product ID and installed kit before choosing DSBC174 or any documented alternative.
Availability, condition, price, and shipping time for DSBC174 3BSE012211R1 are confirmed during quotation.
ABB DSBC174 3BSE012211R1 S100 I/O Bus Extender Manuals, Datasheets, Links
Important Notice: Other accessories, manuals, cables, calibration data, software, etc. are not included with this equipment unless listed in the above stock item description. All prices are shown in USD.
- DSBC174 operates as the bus-extender slave in an S100 I/O rack
- ABB specifies installation in the last position of the rack
- The product record classifies DSBC174 under S100 I/O bus extensions
- DSBC174K11 3BSE014080R1 is the connection kit for standard S100 I/O
- DSBC174K21 and K25 are documented connection kits for red S100
- DSBC174K41, K45, and K46 are additional ABB red S100 connection kits
- ABB maps DSBC174 to the CI856 communication interface
- The AC 800M adaptor table lists HART support as No and SOE support as Yes
- ABB requires OPC Server for AC 800M when alarms and events are used
- Extending an S100 I/O bus in an Advant installation
- Connecting documented CI856 and TP856 communication arrangements
- Replacing DSBC174 3BSE012211R1 within a verified ABB kit configuration