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8 Internal Burner Firing Rate Controller
Active constant controller:
Active control by atmospheric condition:
8.6 Change the Setpoint of Power Control Unit via Programming Unit
With an activated constant control:
This function works only if the burner is in operation.
CAUTION!
If you change the setpoint, regard that also the on and off switchpoints are shifted, since they
are defined as a difference value to the setpoint.
Press the key for 5 s long. Display = actual setpoint 1 or 2.
This depends on the choice of setpoint values of terminal 50:
Terminal 50 = 0 V = setpoint value 1
Terminal 50 = 24 V = setpoint value 2
The required setpoint values can be set through the arrow keys.
Press HAND or RESET key to leave the SET BURNER FIRING RATE CON-
TROLLER mode.
Press the key for 5 s long. Display = actual setpoint 1 or 2 and actual value.
This depends on the choice of setpoint values of terminal 50:
Terminal 50 = 0 V = setpoint value 1
Terminal 50 = 24 V = setpoint value 2
Re-press the key. Display = "LowVal" and actual lower setpoint value.
The lower setpoint value can be set through the arrow keys.
Re-press the key. Display = "HighVal" and actual upper setpoint value.
The upper setpoint value can be set through the arrow keys.
Press HAND or RESET key to leave the SET BURNER FIRING RATE CON-
TROLLER mode.
Set the firing rate with keys 16 and 17. On the left side of the display, the actual set-
point 1 or setpoint 2 will be showed depending on which value terminal 50 has (0V
at terminal 50 = setpoint 1, 24V on terminal 50 = setpoint 2).
Press key 6 and key 9 simultaneously, left value flashes in display (setpoint).
Setpoint can be changed with keys 4 and 5.
To save the new setpoint, press key 11 (ENTER).
To end the function "Set power control unit" without saving the setpoint, press keys
7 and 8 simultaneously.
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