Key Specifications
|
Specification
|
Detail
|
|---|---|
|
Brand
|
ABB
|
|
Model
|
UAD155A0111
|
|
Function
|
PROFIBUS DP Class 1 Master interface
|
|
Host System
|
ABB Symphony Plus (S+), HN800 backplane, HPC800 / HC800 controllers
|
|
Protocol
|
PROFIBUS DP-V0, DP-V1, DP-V2; PA via DP/PA link
|
|
Max Slaves
|
125 per segment
|
|
Baud Rate
|
9.6 kbps – 12 Mbps
|
|
Media
|
RS-485 (9-pin D-Sub); fiber via external OLM/OZD up to 15 km
|
|
Processor
|
MCF54418 ColdFire @ 160 MHz
|
|
Memory
|
128 MB DRAM, 4 MB Flash
|
|
Redundancy
|
Module 1+1, DP line A/B, HN800 bus
|
|
Hot Swap
|
Yes
|
|
Diagnostics
|
Front Mini-USB port, PWR/RUN/ERR/BF/SF LEDs
|
|
Power
|
24 V DC ±10%, typ. 150 mA (~3.6 W) via PTU810 base
|
|
Temp
|
0 to +55 °C operating (some listings +60 °C), –40 to +85 °C storage
|
|
Mounting
|
PTU810 DIN-rail base (horizontal row)
|
|
Standards
|
IEC 61010-1, ISA S71.04 G3, CE
|
Core Features
- 125-slave capacity on one DP segment, offloading bus polling from the controller
- DP-V2 support: isochronous mode, 1 ms source timestamps for sequence-of-events
- Native PA integration through DP/PA couplers/links
- Hot-swappable in redundant pairs without process disturbance
- Local Mini-USB diagnostics for GSD management, firmware, bus state without laptop-on-bus
- Drives S800 I/O, ABB ACS drives, MCCs, smart valves, third-party DP/IEDs
Typical Applications
- Symphony Plus DCS PROFIBUS trunk in power, water, oil & gas, pulp & paper
- S800 I/O remote racks over copper (1.2 km @ 12 Mbps) or fiber (15 km)
- Turbine / boiler SOE logging with DP-V2 1 ms stamps
- MCC and drive integration in retrofit of legacy INFI 90 / Harmony panels
- PA instrument trees via DP/PA linking device













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