Honeywell U2-1010S User Manual Download Page 16

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U2-S MODEL COMBINATION VIEWING HEAD AND SIGNAL PROCESSOR

Home and Building Technologies

In the U.S.:

Honeywell

715 Peachtree Street NE

Atlanta, GA 30308

customer.honeywell.com

Honeywell MAXON branded products

201 E 18th Street

Muncie, IN 47302

USA

www.maxoncorp.com

Belgium

Maxon International BVBA

Luchthavenlaan 16-18

1800 Vilvoorde, Belgium

Tel: 32.2.255.09.09

Fax: 32.2.251.82.41

® U.S. Registered Trademark
© 2017 Honeywell International Inc.
32-00015—05 M.S. Rev. 10-17
Printed in United States

Summary of Contents for U2-1010S

Page 1: ...and Recycling Waste electrical products should not be disposed of with general waste Please recycle where these facilities exist Check with your local authority for recycling advice GENERAL INFORMATION The Honeywell U2 101xS series model is a viewing head and signal processor in a single enclosure intended for use with a burner control system in Industrial Flame Monitoring applications There are s...

Page 2: ... resettable for power source and Flame Relay Maximum furnace back pressure 35 Kg Cm2 500 PSI Selectable Flame Failure Response Time FFRT 1 2 3 seconds Error 0 0sec 0 5sec Internal Temperature Indication Degrees C or F in dis play menu of U2 or available at Modbus register 40019 Self Checking Internal electronic self checking is performed once per second to verify that system is operating properly ...

Page 3: ...rried out by a qualified engineer and should meet all local standards and safety requirements Hazardous location installations require the use of ITC CIC approved cable installed in cable tray for non PF models and in metal conduit for PF models The cable installation must conform to the latest revision of the National Electrical Code or Canadian Electrical Code for Class I Division 2 non PF model...

Page 4: ...entative for your application 1 Ensure location provides clear view of the flame under all operating conditions 2 If the burner is provided with a pipe mount use a bell type reducer to 1 NPT M 3 When using purge cooling air make sure hoses are electrically isolated from the Earth to prevent multi ple ground loops 4 Depending upon the application purge cooling air pressure and flow will be differen...

Page 5: ...ation Fig 4 UV viewing head location DETECTOR IN GOOD SIGHTING POSITION PARALLEL SIGHTING BURNER NOZZLE CENTERLINE DETECTOR IN POOR SIGHTING POSITION LOW FREQUENCY FLICKER ZONE HIGH FREQUENCY FLICKER ZONE M33285B UV VIEWING HEAD SIGHTED ON UV ZONE BURNER NOZZLE CENTERLINE UV RADIATION ZONE M33286B ...

Page 6: ...ition is realized and the flame relay contacts are opened Periodic self check performs fault detection and if a fault is detected both the flame relay and self check relay contacts are opened While File Input Select is low file parameters defined at Modbus register 40093 are used to determine flame relay state While file input select is high 24V file 1 parameter settings are used to determine flam...

Page 7: ...g the MA gain does not alter gain settings of UVTron SSUV or IR After completing flame setpoint configuration adjustment to the MA gain may be used to set MA output at full system load Flame On Threshold Setting Displays the current Flame On threshold settings It is important to note that flame count must reach this threshold in order for the flame relay to energize After the flame relay is energi...

Page 8: ... A factory default 4 digit access code is required to enable panel lock This code is only available from the factory Once enabled the same code will be required to modify parameters from the touch wheel interface Any attempt to make changes will generate the message Panel Locked Enter Code The display will show Bad upon entry of an incorrect access code Additionally a user may select a unique lock...

Page 9: ...rently selected file parameters to default values See File Selection Factory Default Selecting factory default will reset all file parameters to default values along with additional settings of panel lock code baud rate communications address file selection register and number of active files allowed Temperature This menu displays the U2 internal temperature software version and device hours Tappi...

Page 10: ...ube sensor supply failure Device must be replaced 8 IR SENSOR IR Sensor failure Adjust gain or apply orifice to lower flamecount If failure persists replace device 14 RELAYDRIVE FAILURE Relay drive failure device must be replaced 16 POWER FAILURE Clear Lockout Verify power source is correctly set before continuing 24V 120ma If error persists device must be replaced Symptoms Remedies No Display 1 C...

Page 11: ...f threshold calculate FLAME ON Flame OFF ratio The ratio of 1 5 or higher is desirable Adjust flame ON and flame OFF thresholds to calculated values in step 3 5 Extinguish target flame while maximum background radiation is present Observe flamecount and increase filter setting s of sensor s to decrease total flamecount present from background radia tion The resulting background radiation flamecoun...

Page 12: ...LOW FLAME SIGNAL INPUT 30VDC 1A MAX PURPLE FILE SELECT INPUT 30VDC MAX TAN FILE SELECT OUTPUT 24VDC 10ma MAX ORANGE mA OUPUT 500Ω MAX BLUE mA OUPUT 500Ω MAX WHITE RS485 BROWN RS485 RED 24V INPUT 120mA MAX BLACK POWER SUPPLY MCR35492 SCREW TO EARTH GROUND CABLE DRAIN TO EARTH GROUND FLAME RELAY SELF CHECK RELAY U2 101xS FLAMESCANNER BURNER CONTROL SYSTEM 500Ω MAX 24VDC SELV POWER SUPPLY ...

Page 13: ...ion which is performed by a safety related system with the aim of achieving or maintaining a safe state for the plant in respect of a specified hazardous event Proof Test Periodic test performed to detect failures in a safety related system so that if necessary the system can be restored to an as new condition or as close as practical to this condition MTTR Mean Time To Restoration The average dur...

Page 14: ... incandescent bulb for IR sensor deep UV light for solid state UV and UV tube sensors If none of these are available a flame may be used Note that IR and SSUV sensors require flickering light source Setup 1 Set power supply to OFF Connect U2 S model to power supply as described in manual 2 While performing the proof test disconnect or disre gard the signal processor so that any outputs due to test...

Page 15: ... gain and store the setting Confirm the flamecount increased b Decrease the gain and store the setting Confirm the flamecount decreased 8 Restore all original settings as recorded in setup and reconnect the signal processor to the safety system Product Decommissioning When required decommissioning of the U2 S flamescanner should be performed in accordance with requirements of the overall safety sy...

Page 16: ...A 30308 customer honeywell com Honeywell MAXON branded products 201 E 18th Street Muncie IN 47302 USA www maxoncorp com Belgium Maxon International BVBA Luchthavenlaan 16 18 1800 Vilvoorde Belgium Tel 32 2 255 09 09 Fax 32 2 251 82 41 U S Registered Trademark 2017 Honeywell International Inc 32 00015 05 M S Rev 10 17 Printed in United States ...

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