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R7284 Flame Strength (Basic Interface)
During normal operation and when the R7284 is in the Running
state, the LED will show CAD cell resistance. See Table 2.
Flame Strength Indication
Cad Cell less than 400Ω
400Ω < Cad Cell < 800Ω
800Ω < Cad Cell < 1600Ω
1600Ω < Cad Cell < 6100Ω
Cad Cell > 6100Ω
Error History (Basic Interface)
The last two errors are available for display on the LED:
•
Pressing the up arrow button displays the most recent error.
•
Pressing the down arrow button displays the next most recent
error.
Once the up or down arrow is pushed, the LED will display the
most recent or next most recent alarm by blinking the error code.
See Table 3.
R7284 Error Codes (Basic Interface)
No ignition / Late ignition
Max flame losses / Cad Cell high while running 2
Flame out of sequence
Low Voltage / EnviraCOM™ error
Internal Error
Table 2. Flame Strength Indication.
Table 3. Error Codes.
Error Codes
Number of 1/2 sec flashes
1
2
3
4
None
5
R7284 SERIES
Number of 1/4
sec flashes
1
3
4
5
69-2500—01
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