Contrive QBK Manual

Contrive QBK Manual

Mini version automatic burner control system
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The burner control unit QBK [ cubic ] is suitable for the
control of burners up to 350 kW, pursuant to EN 746-
2, for intermittent or continuous operation.
Flame control by means of UV scanner or ionization
rod (even shared with ignition).
Times and cycle are configurable: the same device can
be used to control different types of gas and oil
burners, meeting all relevant requirements.
A led-bar flame signal indicator and an advanced self-
diagnostic system provides the display of either the
cycle status, lockouts and failures.
Remote control and supervision of the burner can be
implemented by means of communication line.
Read and understand this manual before installing, operating, or servicing this unit. This unit must be installed
according to this manual and local regulations. The drawings may show units without covers or safety shields to
illustrate details. Disconnect power supply and follow all usual safety precautions before carrying out any operation
on the device. Be sure to reinstall covers or shields before operating any devices.
The device is not user serviceable, a faulty device must be put out of order and sent back for servicing.
CONTRIVE manufactures products used as components in a wide variety of industrial systems and equipment. The
selection and application of products remain the responsibility of the equipment manufacturer or end user.
CONTRIVE accepts no responsibility for the way its products are incorporated into the final system design. All
systems or equipment designed to incorporate a product manufactured by CONTRIVE must be supplied to the end
user with appropriate warnings and instructions as to the safe use and operation of that part.
Any warnings provided by CONTRIVE must be promptly provided to the end user.
CONTRIVE guarantees for two years from the date of manufacture of its product to replace, or, at its option, to
repair any product or part thereof (except fuses and with some limitations for tubes and photocells) which is found
defective in material or workmanship or which otherwise fails to conform to the description of its sales order.
CONTRIVE makes no warranty of merchantability or any other warranty express or implied. CONTRIVE assumes no
liability for any personal injury, property damage, losses, or claims arising from misapplication of its products.
 Gas Equipment Directive (2009/142/EC)
 Low Voltage Equipment Directive (2014/35/EC)
 EMC Directive (2014/30/EC)
IN CONJUNCTION WITH:
EN298 –EN746-2 – EN60730-1 – EN13611
© 2016 CONTRIVE • B1488|QBM.EN
SAFETY INFORMATION
CERTIFICATION
0219
AUTOMATIC BURNER CONTROL SYSTEM
 EU type certification
CE 0063CS1560
 Eurasian Customs Union
MEETS TECHNICAL SPECIFICATIONS OF
RUSSIAN FEDERATION, BELARUS AND KAZAKHSTAN
1
MINI VERSION
www.contrive.it

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Summary of Contents for Contrive QBK

  • Page 1 Any warnings provided by CONTRIVE must be promptly provided to the end user. CONTRIVE guarantees for two years from the date of manufacture of its product to replace, or, at its option, to repair any product or part thereof (except fuses and with some limitations for tubes and photocells) which is found defective in material or workmanship or which otherwise fails to conform to the description of its sales order.
  • Page 2: Front Panel

    MAIN TERMINAL BOARD FLAME SIGNAL BARGRAPH – RED POWER SUPPLY FUSE STATUS DISPLAY ULTIMATE PROTECTION AGAINST DANGEROUS CONDITIONS BY MEANS OF INTERNAL, NON RESET / SHUTOFF BUTTON REPLACEABLE 5A SAFETY FUSE COM INDICATOR – YELLOW © 2016 CONTRIVE • B1488|QBM.EN www.contrive.it 0219...
  • Page 3: Wiring Diagram

    FLAME QUENCHING DURING NORMAL POSTPURGE (AFTER POSTCOMBUSTION). BURNER OPERATION. RESET / COMMAND ERROR COMMUNICATION TIMEOUT ILLEGAL REMOTE COMMAND OR TOO MANY MISSING COMMANDS FROM SUPERVISOR RESETS (MORE THAN 5 WITHIN 15 MIN). OR EXPANSION BOARD FAILURE. © 2016 CONTRIVE • B1488|QBM.EN www.contrive.it 0219...
  • Page 4 PREVENT DANGEROUS CONDITIONS. IN SUCH CASE THE UNIT MUST BE RETURNED TO FACTORY FOR SERVICING. WARNINGS SELF-TEST CONFIGURATION VERIFICATION AND INITIALIZATION OF UNIT IN CONFIGURATION MODE THROUGH SYSTEM COMPONENTS AT POWER-ON. COMMUNICATION LINK. © 2016 CONTRIVE • B1488|QBM.EN www.contrive.it 0219...
  • Page 5 Power supply voltage for this burner control device and loads (fuel valves and ignition transformer) wired at terminal 01 and 02. Short circuit and overload protection by internal fuse. Optional safety interlock limits could be wired on the main supply phase. © 2016 CONTRIVE • B1488|QBM.EN www.contrive.it 0219...
  • Page 6 4 startup attempts (including the first one), if the safety of the application is not impaired, repeating the cycle from the beginning. A lockout will occur if no flame has formed within programmed attempts. © 2016 CONTRIVE • B1488|QBB.EN www.contrive.it 0219...
  • Page 7 Set post-purge time in forced draught burners according to standards (EN 676). The flame simulation test is carried out during this time. This is a merely waiting time if there is no air control. © 2016 CONTRIVE • B1488|QBB.EN www.contrive.it 0219...
  • Page 8 SUITABLE FOR PG11 CABLE GLAND OVERALL DIMENSION: 200 x 120 x 71 mm WEIGHT: ≈ 850 g BREAKABLE HOLES FOR WIRING (4) Ø 15,5 mm EXTERNAL FIRE RETARDANT COATING RAL9006 SUITABLE FOR PG9 CABLE GLANDS © 2016 CONTRIVE • B1488|QBB.EN www.contrive.it 0219...
  • Page 9: Program Sequence

     actual status and relevant information of the process shall be visible to the user,  QBK limits the maximum number of resets to 5 actions within a span of 15 minutes. Lockout (resettable only from local button) exceeding this limit.
  • Page 10: Gas Burner

    It’s possible to share a single rod for ignition and flame detection using special ignition transformers. EXTERNAL LIMITS DUAL ROD CIRCUIT PILOT GAS VALVE UV SENSOR SINGLE ROD CIRCUIT ALL SAFETY SWITCHES SHOULD BE APPROVED AS LIMIT CONTROLS THE USE OF ELECTRONIC SWITCHES MAY CAUSE ERRATIC OPERATIONS © 2016 CONTRIVE • B1488|QBB.EN www.contrive.it 0219...
  • Page 11: Oil Burner

    Ignition restoration is not allowed for burners with a maximum throughput of > 30 kg/h. THERMOSTAT LOW AIR PRESSURE SWITCH POWER RELAY STAGE FUEL VALVE BURNER MOTOR IGNITION ROD OIL PREHEATER UV SENSOR PREHEATER THERMOSTAT © 2016 CONTRIVE • B1488|QBB.EN www.contrive.it 0219...
  • Page 12 The special character * (star) can be used like wild card to send broadcast command: a star character instead of S will address all existing nodes, a star character instead of N will address the whole segment, two star characters will address all the connected units. No acknowledge answer sent back after broadcast commands. © 2016 CONTRIVE • B1488|QBB.EN www.contrive.it 0219...
  • Page 13 Some parameters are password protected, can be modified by authorized users or by factory. Limited configuration through local infrared port by means of smartphone tool and app. © 2016 CONTRIVE • B1488|QBB.EN www.contrive.it 0219...
  • Page 14: Default Configuration

    AND ARE MENTIONED ONLY IN AN EXPLANATORY MANNER TO THE READERS’ BENEFIT, AND WITHOUT INTENTION TO INFRINGE. WHILE EVERY EFFORT HAS BEEN MADE TO MAKE SURE THE INFORMATION IN THIS DOCUMENT IS CORRECT, CONTRIVE CAN NOT BE LIABLE FOR ANY DAMAGES WHATSOEVER FOR LOSS RELATING TO THIS DOCUMENT.

This manual is also suitable for:

Qbk basic

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