© 2000 CONTRIVE • B1401.EN 0211 3 www.contrive.it
WIRING DIAGRAM
01 POWER SUPPLY PHASE
02 POWER SUPPLY NEUTRAL
03 GROUND
04 TRAXBUS INTERFACE POSITIVE
05 TRAXBUS INTERFACE NEGATIVE
06 GROUND
07 GAS VALVE (V1)
08 POWER SUPPLY NEUTRAL
09 IGNITION TRANSFORMER OUTPUT
10 POWER SUPPLY NEUTRAL
11 FLAME DETECTOR INPUT (ROD, UV-)
12 GROUND
L EXTERNAL LIMITS
USE POWER, SIGNAL AND CONTROL CABLE SUITABLE FOR THE TYPE OF OPERATION AND COMPLYING WITH ALL REGULATIONS
DO NOT ROUTE CONNECTIONS TOGETHER WITH FREQUENCY CONVERTER CABLES OR CABLES EMITTING STRONG FIELDS
PROVIDE RELIABLE CONNECTION TO PE (PROTECTION EARTH) AND BURNER FRAME, RECOMMENDED WIRE GAUGE: 4 mm
2
ALL ELECTRONIC SYSTEMS MUST BE SUPPLIED BY A DEDICATED TRANSFORMER IN A TN-S EARTHING SYSTEM
USE UNSCREENED HIGH-VOLTAGE CABLE FOR IGNITION AND IONIZATION ROD LINES, LAYING CABLES INDIVIDUALLY, AVOIDING
METAL CONDUITS. KEEP HIGH VOLTAGE IGNITION CABLES AS SHORT AS POSSIBLE, AVOIDING LOOPS AND KEEP ALL OTHER
CABLES, ESPECIALLY THOSE OF UV OR IONIZATION ROD, AS FAR APART AS POSSIBLE
POWER SUPPLY FUSE
The device and following burner loads are protected by means of an embedded POWER SUPPLY FUSE [7]:
TERMINAL 07 : GAS VALVE V1 TERMINAL 09 : IGNITION TRANSFORMER
This fuse must be replaced only with same type and value component: 3,15 A quickblow (5x20mm).
STATUS DISPLAY
The STATUS DISPLAY [3] gives, at any time, a clear indication about the working conditions of both the burner and
the equipment, making it easier to detect any failure occurring in the system or the device.
CYCLE
MANUAL SHUTDOWN
UNIT HAS BEEN PUT OUT OF SERVICE FROM
PUSH BUTTON. PUSH AGAIN TO RESTORE.
IGNITION
1
ST
SAFETY TIME. BURNER IGNITION TRIAL
WITH PILOT GAS OPEN.
TIMER SHUTDOWN
BURNER HAS BEEN TURNED OFF BY
OPTIONAL INTERNAL TIMER.
PILOT BURNER ON
PILOT GAS VALVE IS OPEN, BURNER ON
UNTIL SHUTDOWN, LOCKOUT OR FAILURE
REMOTE SHUTDOWN
BURNER HAS BEEN TURNED OFF BY REMOTE
CONTROL THROUGH FIELDBUS.
POSTCOMBUSTION
WAITING FOR FLAME QUENCHING AFTER
LOCKOUT OR SHUTDOWN REQUEST.
PREPURGE
PURGE OF COMBUSTION CHAMBER OR
DELAY FOR ILLEGAL FLAME PROVING.
POSTPURGE
PURGE OF COMBUSTION CHAMBER, SHOWN
TOGETHER WITH ASSOCIATED CODE.
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