Emerson Rosemount 644 Reference Manual page 27

Reference Manual
00809-0200-4728
Configure differential temperature configuration using Field
Communicator
From the HOME screen, enter the Fast Key sequence.
Device Dashboard Fast Keys
Configure differential temperature configuration using AMS
Device Manager
Procedure
1. Right click on the device and select Configure.
2. In the left navigation pane choose Manual Setup.
3. On the Calculated Output Tab find the Differential Temperature group box.
4. Select Units and Damping settings then select Apply when complete.
Configure differential temperature configuration using LOI
To configure the Differential Temperature on the LOI, the Units and Damping values must
be set separately. Reference figures below for where to find these in the menu.
Figure 2-8: Configuring Differential Units with LOI
VIEW CONFIG
SENSOR CONFIG
UNITS
RERANGE
LOOP TEST
DISPLAY
EXTENDED MENU
EXIT MENU
* Available only if option code (S) or (D) is ordered.
** Available only if option codes (S) and (DC) are both ordered, or if option codes (D) and
(DC) are both ordered.
Emerson.com/Rosemount
2, 2, 3, 1
CHANGE ALL
SENSOR 1 UNITS
SENSOR 2 UNITS*
DIFFRNTL UNITS*
AVERAGE UNITS*
ST
1 GOOD UNITS**
BACK TO MENU
EXIT MENU
Configuration
March 2021
DEG C UNITS
DEG F UNITS
DEG R UNITS
KELVIN UNITS
MV UNITS
OHM UNITS
BACK TO MENU
EXIT MENU
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