The circulation temperature failure will be suppressed for a time defined by the parameter SYS-01, after:
An alarm will be generated at the output "CircTemp_Alm" if the circulation temperature is below the calculated circulation temperature setpoint – ½ P-band for more than 600 sec (fixed value).
The circulation temperature alarm will always be reset automatically.
In case of a circulation temperature failed alarm, the circulation temperature control will continue to run. The alarm is reset by the input "Reset" or if the circulation temperature comes into the range of the P-band.
If you reset the alarm manually, the timer SYS-01 will be reset and starts from "0".
NOTE: |
To disable this alarm function, set the parameter SYS-01 to "0". |
STart-up hint! |
In case of a circulation temperature alarm, you can increase the:
|
Table 2. Parameter List
Description |
Value Range |
Default Value |
Unit |
SYS-01: circulation temperature alarm enable after release |
0...3600 |
1800 |
sec |