- Twenty digital inputs are specified for 48 V DC field signals.
- Twelve digital outputs use relay contacts.
- MasterFieldbus SDB communication supports an expandable S400 station.
DSDX454 5716075-AT is the ABB DSDX 454 digital basic unit for S400 remote I/O installations.
The unit combines twenty 48 V DC inputs, twelve relay outputs, MasterFieldbus SDB communication, power-loss monitoring and startup self-test.
Confirm the complete 5716075-AT identity, field voltage, relay loads, bus address and any DSDX 453 or DSDI 453 expansion before installation.
Availability, condition, price, and shipping time for DSDX454 5716075-AT are confirmed during quotation.
ABB DSDX454 5716075-AT S400 Digital Basic Unit Manuals, 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.
- The basic unit provides twenty digital input channels.
- ABB specifies the DSDX 454 input circuits for 48 V DC signals.
- Twelve relay outputs provide the documented digital output section.
- The unit monitors loss of power and runs a self-test during startup.
- Communication supervision is included for the MasterFieldbus SDB connection.
- Indicators cover operation, individual channels, power supply and transducer power supply.
- DSDX 453 and DSDI 453 are the documented expansion choices for DSDX 454.
- ABB maps a standalone DSDX 454 position to TU402 in the S400-to-S800 evolution system.
- Expanded stations use TU405 with DSDI 453 or TU407 with DSDX 453.
- 48 V DC digital-input acquisition in ABB S400 remote I/O stations.
- Relay-output control over MasterFieldbus SDB in Advant Master installations.
- Retention or migration of DSDX 454 field wiring through the documented S400-to-S800 evolution assemblies.