MICROCONTROLLER-BASED OIL BURNER CONTROLS FOR THE STARTUP, SUPERVISION AND CON-
TROL OF FORCED DRAFT OIL BURNERS IN INTERMITTENT OPERATION.
Funzionamento
Lockout reset button «EK...» is the key operating element for
resetting the burner control and for activating / deactivating the
EK
diagnostic func-tions.
The multicolor signal lamp (LED) in the lockout reset button is the
key indicating element for both visual diagnostics and interface
diagnostics.
RED
YELLOW
GREEN
Both «EK...» and LED are located under the transparent cover of the lockout reset but-ton.
E
There are 2 diagnostic choices:
N
1. Visual diagnostics: Operational status indication or diagnostics of the cause of fault.
2. Interface diagnostics: With the help of the interface adapter OCI400 and PC soft-ware ACS400 or flue gas analyzers of different
G
makes (refer to Data Sheet N7614).
L
Visual diagnostics:
In normal operation, the different operating states are indicated in the form of color codes according to the color code table given below.
I
Interface diagnostics is activated by pressing the lockout reset button for at least 3 seconds (refer to Data Sheet N7614). If, by accident,
interface diagnostics has been activated, in which case the slightly red light of the signal lamp flickers, it can be deactivated by pressing
S
again the lockout re-set button for at least 3 seconds. The instant of switching over is indicated by a yellow light pulse.
H
Operational status indication
Status
Waiting time «tw», other waiting states
Oil preheater on, waiting time «tw»
Ignition phase, ignition controlled
Operation, flame o.k.
Operation, flame not o.k.
Undervoltage
Fault, alarm
Error code output (refer to «Error code ta-ble»)
Extraneous light on burner startup
Interface diagnostics
Legend
OFF
Operating position
Color code tablei
Color code table for multicolor signal lamp (LED)
RED YELLOW GREEN
0006080871_201104
Operating position
Interface diagnostics
PC / analyzer
Color code
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.
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Color
Off
yellow
Flashing yellow
green
Flashing green
Yellow-red
Red
Flashing red
Green - red
Red flicker light