Emerson Rosemount 2460 System Hub - Servo States

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Servo Commands
Servo Commands
October 2018
Reference Manual
00809-0100-2460, Rev DE
D.2 Servo states
The table below shows the different servo commands and servo states shown when using a Rosemount
2460 System Hub.
The Raise, Freeze and Lower servo states refer to the displacer movement.
Table D-1. Servo command and servo state displayed by the 2460
Note
When a servo command is active and the displacer is moving, the active device communication is
prioritized.
OPC and Modbus
The current servo command is viewable via OPC or Modbus from a host computer.
To view the servo command status via OPC, use the TK.xx.LL.SS tag.
Servo Command Displayed servo state in Windows
Rosemount 2460 System Hub
Up Freeze Down
Park (Lock/Stow)
P F -
Freeze (Block)
- F -
Measure (Unlock/Unstow)
- - T
Test
T - T
Search for water level - - D
Water found - W -
Quit water T - -