Rosemount 3144 - Page 31

3-3
On-line Operations
TABLE 3-1. Valid Options/Outputs Using Sensor 1 (Model 3144 and 3244MV).
Primary
Variable
Hot Backup Enabled Drift Alert Activated Drift Alarm Mode On Sensor 1 Fail Sensor 2 Fail
Analog
Output
Digital
Status
Diff
Temp
Value
Term
Temp
Value
Sensor
1
Value
Sensor
2
Value
Average
Temp
Value
Any Y Y/N Y/N Y/N Y/N Invalid
Any Y/N Y Y/N Y/N Y/N Invalid
Sensor 2 Y/N Y/N Y/N Y/N Y/N Invalid
Differential N N Y/N N Y/N Differential None ±9999 Normal Normal 9999 ±9999
Any N N Y/N Y Y/N Alarm Sensor 1 Fail ±9999 Normal ±9999 9999 ±9999
Term Temp N N Y/N N Y/N Term Temp None ±9999 Normal Normal 9999 ±9999
Sensor 1 N N Y/N N Y/N Sensor 1 None ±9999 Normal Normal 9999 ±9999
Average N N Y/N N Y/N Average None ±9999 Normal Normal 9999 ±9999
NOTE: If alarm value is set to low, the value will be –9999, and if set to high the value will be +9999.
NOTE: If a hardware error occurs, all outputs will go to ±9999.
TABLE 3-2. Valid Options/Outputs Using Sensor 2 (Model 3244MV Only).
Primary
Variable
Hot Backup Enabled Drift Alert Activated Drift Alarm Mode On Sensor 1 Fail Sensor 2 Fail
Analog
Output
Digital
Status
Diff
Temp
Value
Term
Temp
Value
Sensor
1
Value
Sensor
2
Value
Average
Temp
Value
Any Y Y/N Y/N Y/N Y/N Invalid
Any Y/N Y Y/N Y/N Y/N Invalid
Sensor 1 Y/N Y/N Y/N Y/N Y/N Invalid
Differential N N Y/N Y/N N Differential None ±9999 Normal 9999 Normal ±9999
Any N N Y/N Y/N Y Alarm Sensor 1 Fail ±9999 Normal 9999 ±9999 ±9999
Term Temp N N Y/N Y/N N Term Temp None ±9999 Normal 9999 Normal ±9999
Sensor 2 N N Y/N Y/N N Sensor 2 None ±9999 Normal 9999 Normal ±9999
Average N N Y/N Y/N N Average None ±9999 Normal 9999 Normal ±9999
NOTE: If alarm value is set to low, the value will be –9999, and if set to high the value will be +9999.
NOTE: If a hardware error occurs, all outputs will go to ±9999.