7
บริษัท เอดีดี เฟอร์เนส จ ำกัด
ADD FURNACE CO.,LTD.
44 ซอยบรมราชชนนี
70 ถนนบรมรำชชนนี แขวงศำลำธรรมสพน์ เขตทวีวัฒนำ กรุงเทพฯ 10170
โทร
: 02-888-3472
โทร
:
ออกแบ
บ
:
08-08-170-170
แฟกซ์
: 02-888-3258
https://www.add-furnace.com E-mail:
7-segment display, LED display, switches
If this device detects a flame failure etc., it isolates the load and applies a lockout. During lockout, the relevant diagnostic function code
is displayed on the 7-segment display.
Part Name
7-segment LED (green)
When normal: sequence code/ flame voltage
When an error occurs: Warning code/ flame voltage
Switch
Flame voltage/ sequence code Flame
voltage/ warning code display switch
Flame LED (green)
Lit when flame signal is detected. Off
when flame signal is off.
Loader jack
POC function selection Communications jack
for dedicated SLP
BC-R main unit fastening screw
BC-R main unit fastening screw
Reset switch
Switch to cancel lockout
(Press and hold for approximately 1s)
ALARM LED (red)
Lit during lockout.
Off when there is no lockout.
Front connector
Flame voltage output (0-5V)
Monitor output (semiconductor relay output) Host
communications (RS-485)
Warning codes
Display
Name
Content
Interlock error
Lockout interlock
1
False flame
Combustion signal was detected for 5s during start check and pre-purge
Airflow switch error 1
The airflow switch turned Off during combustion
Airflow switch error 2
The airflow switch stayed On for 3 minutes during start check
The airflow switch stayed off for 3 minutes during pre-purge
High fire interlock error
During pre-purge, no high fire interlock input was detected for three minutes after high fire position
output.
Low fire interlock error 1
The low fire interlock turned off between pilot ignition and main stabilization
Low fire interlock error 2
The low fire interlock remained Off for three minutes during ignition standby
Ignition failure
Ignition could not be detected with pilot ignition (interrupted pilot type)
Ignition could not be detected with main trial (direct ignition type)
7
Flame failure
The flame signal disappeared in the sequence after pilot ignition (interrupted pilot type)
The flame signal disappeared in the sequence after main trial (direct ignition type)
8
POC (shutoff valve proof of
closure) error*
The shutoff valve closure check switch was detected to be Off (open) when the main valve was closed
The shutoff valve closure check switch was detected to be On (closed) when the main valve was open
+
Sub-code (2 digits)
Device error
Voltage error detected in output from the ignition transformer, pilot valve, or main valve, etc.
*
Replace the burner controller, and if there is a warning code E8, POC may have been set by the equipment manufacturer as disabled.
Sequence codes
•
Interrupted pilot type
•
Direct ignition type
Examples of sequence codes and warning codes
•
Warning code: E0 to E8
•
Alarm code: E9 + sub-code (2 digits)
Switches every 0.8s
Switches every 0.8s
Display
Status content
P 1
Start check
Pre-purge
Ignition standby
Main ignition
Hi solenoid valve ignition standby
Hi solenoid valve ignition
P7
Main stabilization
P8
Steady combustion
PL
Low fire shutdown
Postpurge
--
Stop
Display
Status content
P 1
Start check
Pre-purge
Ignition standby
Pilot ignition
Pilot only
Main ignition
P7
Main stabilization
P8
Steady combustion
PL
Low fire shutdown
Postpurge
--
Stop
(Sub-code)
