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1. er ena n Cn v n n ci er cc oca 57 Section 4 5 0 rea 58 SecHon 5 Warranty sicctetaisactetaicncdatetuncdatotseadabetonadebtasadctotasudehedanctatatsmetetaismacedabencdatenuudds 58 Section 6 Return or Repair Service 58 Sechon 7 Spare amiata 59 UniFlame Il User M anual 4 372001 05 Rev D Figures and Tables Figure 315 DpiF apy II DIIWSRBRSIQIS o 6 Table I AGEncyAPprovals LISUNGS ssaa 7 Figure 2 1 Single Burner Detector Sighting 9 Figure 2 2 Detector Location vs Secondary Air Rotation 10 Figure 2 3 Flame Must Completely Cover Sight Opening nns 10 Figure 2 4 Swivel Mount Wye Sealing Coupling and Detector Assembly 12 Figure 2 5 Swivel Mount Wye and Detector 13 Figure 2 6 Swivel Mount and Detector Assembly 13 Figure 2 7 sies 14 Figure 2 8 UrniFlame T Arrangement Dra WiN assa o cde N dan cbe DU na n Pe PR Es Rr 14 Figure 2 9 Piega vean teed devi en as Eve eC u uu u u 18 Figure 2 10 UniFlame Il for UniFlame I Retrofit Wiring Diagram m 19 Table 2 Quick Disconnect Terminal Block PINS 20 Figure 2 11 Wiring of UniFlame Detectors
2. Y SELECT to EXIT Ls Te Config Men BACK to CONFIG 5 UP DOWN Keys scroll through menu lt SELECT to EXIT Lp FR bye SELECT Key BACK to MAIN Menu O PROGRAM Key Y Figure 3 7 FILE COPY MENU LOOP 41 UniFlame Il User M anual 4 372001 05 Rev D Table 5 File Copy Menu Displays Defined The source file to Copy from Valid files are 3 factory configured files F1 F1 F2 and user configurable files A B C D Copy TO File The destination file where the source 15 copied to Y ou may copy from any A file to a user file Y ou are not allowed to copy from a user file to a factory file Valid files are A C D Push PROGRAM Key W hen the Source file and Destination file have been selected press To COPY xx Tox PROGRAM to complete the file copy action The display will read File Copied when the copy is complete Note You are not allowed to copy to the file you are copying from i e if you attempt to copy from A to A you ll get Aborted Copy SEE Backtot Back to Config Return to top of the M ain Status M enu BACK toMAIN EXAMPLE 1 With SELECT to Enter File Copy M enu displayed CONFIG menu press the SELECT key The display will read Copy FROM File F1 with F1 being the source file Press SELECT and use the UP DOWN keys to select a different source file if desired F1 F2 F3 A B C D 2 With the desired source file displayed press the PROGRAM key NEW VALUE SAVED will appear
3. 28 UniFlame Il User M anual 372001 05 Rev D LEARN STATUS 1 MAN 2 MAN FRONT END GAIN IR 255 UV 255 IRFS 1 000 2 000 UVFS 1 000 2 000 Quality W hen the Flame Quality is equal to or less than the OFF threshold for a time equal to the Flame Failure Response Time setting the flame relay will de energize TheOFF threshold can be set from 0 to 95 e TheOFF threshold must be at least 5 units lower than the ON threshold e Factory default OFFTH value for FR2 is 20 Learn Status Status values can be MAN ON OFF or BOTH e MAN Manual mode no Learning done or USER has changed at least ONE of the learned parameters e ON Learn ON 15 OFF is not done e OFF Learn OFF is done ON is not done e BOTH Both Learn ON and OFF have been done Note If a user conducts both a Learn On and a Learn Off then changes any value effecting the flame calculations the status will read MANUAL Front End Gain The UniFlame Il has automatic gain control circuitry that continuously adjusts the detector s Front End Gain FEG to keep the raw flame signal within measurable limits The FEG value can range from 5 to 255 The current real time Front End Gain value is displayed on this screen With a very weak dim flame or in darkness the automatic gain control circuit would increase the FEG up to a maximum value of 255 With a very bright flame the automatic gain control would decrease the FEG down to a minimum va
4. E FAULT RELAY g Orange Orange fuse Note 2 3 Note 4 9 Pin 12 Pin 12 CONDUCTOR CABLE 9 Blue Red A Blue Red COLOR CODE INPUT POWER g Black Orange Black Orange INPUT 22006 pd POWER pol 4 20mA FR1 5 Red White Red White OUTPUT Referenced T g Yellow Black Yellow Black To 24 VDC i 3 BMS 4 20mA FR2 7 Red Black l Red Black Notes 5 8 9 20m OUTPUT To 24 VDC i SW1 REMOTE Blue Black Blue Black FILE SELECT Note 10 1 SW2 REMOTE 4 Black Yellow Black Yellow FILE SELECT Note 10 2 di 4 Note 4 B 2 Orange Black Orange Black REMOTE RS 485 COMMUNICATIONS A q Brown Orange 1 Brown Orange Note 7 J wire color code format Blue Red Primary color Stripe color Figure 2 9 UniFlame Il Wiring Diagram Notes 18 UniFlame Il User M anual 372001 05 Rev D 1 2 di pO EM 10 Flame relay contacts are shown in de energized no flame memory files when connected to 24V dc supply Fault relay contacts are shown in de energized fault condition 11 The numbers shown refer to the scanner s internal 8 pin and 9 Forney recommends that the FAULT RELAY contacts M UST be pin terminal blocks The actual quick disconnect pins are not wired in series with the Fl
5. 3 Press DOWN key to Copy TO File display and the destination file will appear e g Copy TO File A Press SELECT and use the UP DOWN keys to select a different destination file if desired A C or D Press PROGRAM to SAVE new destination value 4 Press the DOWN key to display PUSH PROGRAM KEY TO COPY F1TO then press PROGRAM key to copy the source fileto the destination file The display will read FILE COPIED 42 UniFlame Il User M anual 372001 05 Rev D 3 8 4 20 mA Menu The 4 20 Config M enu allows the user to select 4 20 Flame Signal or Flame Quality for FR1 and FR2 and 20 MAP Value for both and FR2 MAP Value number can range from 40 100 for FQ and 400 999 for FS FORNEY set 4 20 mA values while in the CONFIG mode press the DOWN key until SELECT to ENTER 4 20 Config M enu is displayed then Press SELECT Y FR1 4 20 SELECT L FR1 420 SELECT Flame QUALITY SELECTED Flame QUALITY FR1 20mA MAP VAL a L o BERE FR120mAMAPVAL 100 F FR2 4 20 SELECT Li FR2 4 20 SELECT Flame QUALITY SELECTED Flame QUALITY m Ll FR 20mA MAP VAL Lt TE FR 20mA MAP VAL 100 40 4 m 4 lt SELECT to Exit Die To Config Menu To Previous Menu NT Y UP DOWN Keys lt SELECT to Exit Le ss scroll through menu BACK to MAIN Menu i TN 2 PROGRAM Key Figure 3 8 4 20mA MENU LOOP Table 6 4 20mA Menu Loop Displays Defined FR1 4 20 SELECT Allows t
6. E PROGRAM Key Figure 3 10 COMMS Menu Loop Table 8 COMMS Menu Loop Displays Defined MODBUS ADDRESS Allows the user to select the device modbus address A ffects all files 247 The communications address selected may range from 001 to 247 Each detector must have a unique address No two detectors in a communications loop can have the same address Default factory address for UniFlame Il is 247 MODBUS BAUD Allows the user to set modbus communication baud rate 19200 e Valid values are 4800 9600 19200 e Thefactory default baud rate is 19200 MODBUS PARITY Allows the user to set communication parity 8 N 1 Valid values are 8 N 1 8 E 1 8 N 2 8 0 1 e Default factory parity is 8 N 1 BACK to CONFIG BACK to MAIN 47 UniFlame Il User M anual 372001 05 Rev D FORNEY 3 11 Manual Config Menus Two MANUAL CONFIG menus exist one for each flame relay and FR2 In each MANUAL CONFIG menu the user may select the appropriate Flame Failure R esponse T ime FFRT for the flame relay as well as the on time delay setting The user may also manually adjust the relay s Flame ON and Flame OFF thresholds if desired Each MANUAL CONFIG menu contains two additional sub menus IR SETTINGS and UV SETTINGS described on the following pages In the IR and UV SETTINGS menus the user may manually adjust the sensor Flame Flicker Frequency BAND the sensor s USER GAIN and the sensor s front end gain FEG settings if desired Ea
7. STRFE SHIELD set ORANGE BLACH 4 HI T STRIFE REL BLUE STRIPE s STRIPE Table 2 Quick Disconnect Terminal Block Pins 12 C onductor C able Quick Disconnect Pin of Terminal Block Terminal 8 C onductor C able Quick Disconnect Pin of Terminal Block Terminal Cable C olor Block FR1 Relay NO FR1 Relay COM Cable Color Block Brown Orange stripe Comm Black Yellow stripe 4 RFS2 Violet 4 Fault Relay NO Blue 6 FR2 RelayNC Yellow 8 FR2ReayNO Yellow Black stripe 6 4 20 OUT RTN Red B lack stripe 7 4 20 mA OUT FR2 Black Orange stripe Power 24 VDC and 4 20 A Yr RTN Wiring Notes Blue Red stripe 9 Power 324VDC Cage clamp style terminal blocks Small screwdriver Suc W ire strip length 8 Pin 0 313 8 mm W ire strip length 9 pin 0 375 9 10 mm 8 pin Terminal Block 9 pin Terminal Block Figure 2 11 Wiring of UniFlame CEX Detectors Internal Terminal Block Locations 20 UniFlame Il User M anual 372001 05 Rev D 2 6 Wiring for Remote Communications Remote communications with the UniFlame Il detector uses RS485 Interface to carry the communication signals A Windows compatible PC running FEX software is required to communicate with the flame detectors The wiring configuration for remote communications is dependent on the distance betw
8. UniFlame Il User s Manual Publication 372001 05 Rev E UniFlame Il User M anual 4 372001 05 Rev D Introduction This manual contains information for the UniFlame II unitized flame detector provided by Forney Corporation 3405 Wiley Post Road Carrollton Texas All personnel should become thoroughly familiar with the contents of this manual before attempting to operate or maintain the system Because it is virtually impossible to cover every situation that might occur during operation and maintenance of the equipment described in this publication personnel are expected to use good engineering judgment when confronted with situations that are not specifically mentioned herein The user should review this manual whenever significant changes are made to the system To be of value the manual must always reflect the latest configuration of the equipment It should be noted however that Forney Corporation will furnish updated pages only if a modification is authorized by Forney and accomplished under Forney supervision Proprietary Notice The contents of this publication are proprietary data of Forney Corporation Reproduction or use of any part of the publication for purposes other than the support of the equipment for which it is published is permissible only if expressly authorized in writing by Forney The original source of this publication is Forney Corporation Forney Corporation cannot accept responsibility for the accuracy
9. position and press PROGRAM key A prompt will display MAKE SURE FLAME AT LOW EMISSION PRESS PROG KEY TO START LEARN W hen the LEARN has completed press any key to continue START LEARN gt To begin LEARN Flame OFF for only FR2 make sure flame is OFF and press FR2 OFF gt PROGRAM key A prompt will display MAKE SURE FLAME IS OFF THEN PRESS PROG KEY TO START LEARN When the LEARN has completed press any key to continue BACK to CONFIG BACK to MAIN Application Notes 1 Thedetector stores the current real time FEG value any time a Learn Flame ON procedure is performed 2 Thedetector will automatically select the appropriate sensor sensor gain and bandpass frequency for optimum discrimination only after both the Learn Flame ON and the Learn Flame OFF procedures are performed once 3 TheLearn Flame ON and Learn Fame OFF procedures may be performed in either order However for proper operation the Learn Off procedure must be performed with the same level of background radiation that would be present in typical use For example in multi burner application the L earn Flame OFF procedure should be performed with the adjacent or opposed burners firing not with a black boiler 4 AfteraLearn Flame ON and a Learn Flame OFF procedure is initially performed you may perform additional Learn ON or Learn OFF procedures if needed Each time you perform either procedure the detector will automatically again select the approp
10. the plastic Lok Fast retainer provided with 8 and 12 conductor cables must be installed over the quick disconnect connectors 8 conductor and 12 conductor color coded multi core cables This cable includes 18 AWG conductors and a flame retardant low smoke zero halogen PV C jacket Refer to Specification T able for full cable specifications Refer to T able 2 for color code and connection information This raw stock cable is used as extension wiring between a junction box or Wiring Harness A ssembly below and the burner management system The maximum total cable length is 1000 feet 305 meters per detector Note UniFlamell for UniFlame Retrofit model requires the 12 conductor cable for U niFlame 14 UniFlame Il User M anual 4 372001 05 Rev D Detector C able with Female onnector Forney offers the 8 conductor and 12 conductor cables in precut lengths with a female factory installed connector These assemblies are offered in several lengths ranging from 3 meters 9 ft 10 in to 90 meters 295 ft 3 in 24 Volt DC Power Supplies Forney offers DIN rail mounted 24 vdc power supplies for use with the UniFlame II Integrated flame detector 24 Switching Power Supply 100 240 vac 50 60 Hz input 2 0 A output at 24 vdc Powers up to five detectors Dimensions 3 7 95mm high x 1 6 40mm wide x 4 3 108mm deep 24 Switching Power Supply 100 240 vac 50 60 Hz Input 4 0 A output at 24 P
11. 2 xxx for FR1and FR2 can range from 0 to 100 The Flame Quality number is determined by the input sum of the IR and or UV sensors This sensor signal strength value can be viewed in the M ain menu as FQ 1 xxx 2 XXX see description below For clarity the Flame Quality number is capped at 100 while under certain firing conditions the sum of IR or UV signal strength may normally exceed 100 maximum of 999 In normal burner operation after the detector has been properly setup FQ 100 will be displayed with occasional movement depending on the stability of the flame Important Note The Flame Quality number is the F lame Signal number but is capped at 100 It is the sum of the IR UV Signal Strength numbers assuming both sensors are used but the sum is capped at 100 Date T ime The current Date and Time of day is displayed If the detector is powered off for more than 36 hours this information M 106 2 enel es 2 will revert to system default values J an 1 2010 and the current Date and Time must be re entered File Select M ethod The Remote File Select option KEY LINE COMM 15 displayed on this screen FS K EY indicates that the file selection can be made only the K ey Pad FS COM M indicates the file selection can be made only via an external computer running FEX UniFlame software and FS LINE indicates the file selection can be made via an external switch or relay M aximum T emp M A X TEM
12. Each upward step in the User Gain setting will increase the Signal Strength number for the selected sensor by approximately 50 Each downward step in the User Gain setting will decrease the Signal Strength number for the selected sensor by approximately 33 Example Assume that after selecting the best BAND settings for IR and UV the flame signals are as shown in Table 11 Assume that the Flame Relay ON threshold is 40 and the OFF is 20 Table 11 Manual Config Set up Example 1 Target Burner Flame Signal Strength 0 999 Flame Quality Flame Relay UV Combined FQ In Table 11 the background flame signal Target Burner OFF is too high and is preventing the Flame Relay from de energizing The User Gains should be reduced to drop the Flame Quality number below the Flame Relay Flame OFF Threshold of 20 Table 12 shows the results of lowering each User Gain setting by 4 steps e g from User Gain 23 to User Gain 19 Table 12 Manual Config Set up Example 2 Target Burner Flame Signal Strength 0 999 Flame Quality Flame Relay UV Combined FQ Flame Relay Thresholds T he flame relay has a factory programmed FL AM E ON threshold of 40 and a FLAM E OFF threshold of 20 0 100 scale With these settings it is recommended that the flame ON signal normally be at least 150 Other on and off thresholds may be selected to suit particular applications 22 UniFlame Il User M anual 372001 05 Rev D FORNEY CAUTION After selectin
13. Flame Relay 1 the infrared sensor has a current Flame Signal of 120 and the ultraviolet sensor has a Flame Signal of 220 Although their sum 15 340 the Flame Quality display will be capped at 100 For Flame Relay 2 the infrared sensor has a current Flame Signal of 150 and the ultraviolet sensor has a Flame Signal of 0 Although their sum is 150 the Flame Quality display will be capped at 100 Select To Enter Error History Press Select K ey to enter the Error History screen to view error status and codes The most recent Error is displayed first It also tells the NUM BER of errors that have occurred to date The date and time of each error is displayed along with the Caller and Reason number T he Error menu displays the last 10 errors then cycles back around to the top level In the event that an internal detector fault is detected the detector will turn off its output and an error code will appear on the display To clear the error code and restart the detector either the 24 vdc power can be cycled off then on or the PROGRAM key can be pressed and held for four 4 seconds Note Pressing and Holding the PROGRAM key for four 4 seconds will cause the detector to RESET flame relays and fault relay will de energize Normal operation will resume once the PROGRAM button is released Select To Enter Configure M enu Pressing the Select K ey will bring you to the Password Entry Screen before accessing the Configuration menu The Co
14. MAN 2 MAN FRONT END GAIN IR 255 UV 255 IRFS 1 000 2 000 UVFS 1 000 2 000 SELECT to Enter gt Error History gt SELECT to Enter gt Configure Menu lt 4 4 gt A UP DOWN Keys v scroll through menu SELECT Key PROGRAM Key o HELP Key NC si To Error N N History Menu go To Password E Menu Figure 3 2 Main Status Menu Loop FORNEY Note HELP text information for many main menu functions is displayed when you press the Forney oval The text will appear in the display for 3 seconds If multiple lines of help information are available it will appear on sequential screens 26 UniFlame Il User M anual 4 372001 05 Rev D The first display in the M ain Status M enu shows Flame ON OFF status and the File selected F x on the first line The Flame Quality FQ xxx for each of the two 2 flame relays is shown on the second line Table 3 Main Status Menu Loop Displays Defined e FlameON OFF refers to energized de energized status of the i internal flame relays FR1 FR2 1 ON or 2 ON is displayed when the flame quality rises above the On Threshold set in the Config enu When the flame quality drops below the relay Off Threshold 1 OFF or 2 OFF will be displayed File Selected F x displays the current running file Four file choices are available A B C D Flame Quality number FQ 1 xxx
15. ON message 15 displayed then press SELECT Press PROGRAM and the detector will memorize the flame ON condition as described in the Learn ON section below Press the DOWN key when complete 3 Turn the target flame off Press the DOWN key until the appropriate START LEARN OFF message Is displayed then press SELECT Press PROGRAM and the detector will memorize the flame OFF condition as described in the Learn OFF section below Press the DOWN key when complete Note For proper operation both a Learn Flame ON and a Learn Flame OFF procedure must be performed mm Application Note In rare applications where the flame is extremely bright it is possible to saturate the sensor The symptom could be a very low signal an erratic signal or no signal at all In this situation installation of a sight pipe orifice kit is recommended Note The detector has selectable internal Gain Ranges for each IR and UV sensor Detectors with Engineering Code 00 through 04 have two ranges for each sensor LOW and HIGH Detectors with Engineering Code 05 and higher have three ranges for each sensor LOW M ED and HIGH Table 4 Auto Config Menu Loop Displays Defined AIM SCANNER Scroll to SELECT to Enter AUTOMATIC CONFIG and press the IR 00 UV 00 SELECT key When SELECT is pressed AIM SCANNER IR xx UV xx is displayed The value of x may range from 0 to 60 The value displayed represents the flame fli
16. SELECT to Enter gt Allows the user to select IR Band Frequency default is 179Hz User Gain FR1IR Settings defaultis 1 FEG Learned 5 MIN FEG 5 and MAX FEG 255 values for the current active file SELECT to Enter Allows the user to select UV Band Frequency default is 179Hz User FR1UV Settings Gain default is 1 FEG Learned 5 MIN 5 and MAX FEG 255 values for the current active file Return to top of the Config M enu To Previous M enu to MAIN 49 UniFlame Il User M anual 4 372001 05 Rev D 3 11 1 The IR and UV Settings Menus Each MANUAL CONFIG menu contains two sub menus IR SETTINGS and UV SETTINGS In the IR and UV SETTINGS menus the user may manually adjust the individual sensor values Each heading begins with five characters for example R1AIR The first two characters R1 or R2 indicate which relay or FR2 is selected The third character A B C or D indicates which file is selected The last two characters IR or UV indicate which sensor s settings are being edited RTAIR BAND Freq 17 9 Hz RIAIR USER GAIN R1AIR FEG LRNED lt gt UP DOWN Keys scroll through menu Le SELECT Kay RTAIR BAND Freq A 000 179 Hz RIAIR USER GAIN 4 000 1 RIAIR FEG LRNED 4 5 5 255 RIAIR MIN R1AIR MIN A 5 255 5 Y RTAIR MAX RIAIR MAX A 255 255 255 Y lt SELECT to Exit To Manual Previous Menu een Display
17. Verify that the scanner housing o ring is properly seated in the U niFlame II scanner 4 Observethe notch on the rear of the Alphanumeric Display left below Infrared T ransmitter right below or Blank Display not shown 16 UniFlame Il User M anual 372001 05 Rev D 5 Connect display to UniFlame Il base as follows Alphanumeric Display 401116 03 Plug the Display cable into the RJ receptacle in the UniFlame base Position the Display in the base making sure that the notch in the rear of the display aligns with the key in the base housing Infrared T ransmitter 401118 03 Plug the transmitter ribbon cable connector onto the 9 pin receptacle in the scanner Note Theribbon cable can only be installed one way Thetwo tabs on the ribbon cable connector must face away from the RJ connector and the cable s blue stripe must be towards the two scanner cable connectors Position the transmitter in the UniFlame 11 making sure that the notch aligns with the key in the UniFlame Il housing gt LLI O Blank Cover shown installed 401116 05 Position the Blank Cover in the UniFlame Il base making sure that the notch in the rear of the cover aligns with the key in the housing 6 Install the second o ring into the machined groove on the outside of the display not shown 7 Install the threaded Locking Ring onto the scanner CAUTION Damage to electronic components through electrostati
18. files Press SELECT to change COM M S values Press SELECT to change MODBUS Address Scroll UP DOWN to the address desired and press PROGRAM key to save value Default address 15 247 Press DOWN key to see BAUD rate Default BAUD rate is set at 19200 To change this value press Select scroll UP DOWN to rate desired and press PROGRAM key to save Default PARITY 15 set to 8 N 1 Other Parity values available are 8 0 1 8 N 2 and 8 E 1 Follow the procedure above to change the PARITY See THE COMMS MENU for details This option allows the user to enter M anual Configuration mode for Flame Man Config FR1 Relay 1 FR1 See M anual Configuration section This option allows the user to enter M anual Configuration mode for Flame Man Config FR2 Relay 2 FR2 See M anual Configuration section lt SELECT toEXIT BACK Returns user to the M ain Status M enu to MAIN Note The detector has selectable internal Gain Ranges for each IR and UV sensor Detectors with Engineering Code 00 through 04 have two ranges for each sensor LOW and HIGH Detectors with Engineering Code 05 and higher have three ranges for each sensor LOW MED and HIGH 37 UniFlame Il User M anual 372001 05 Rev D 3 6 Auto Config Menu A uto Configuration is an automatic calibration function whereby the UniFlame Il detector scans the flame flicker frequency spectrum with flame ON and with flame OFF background radiation present T he detector will then
19. that you observe an IR Signal Strength of 240 when the IR User Gain setting is 20 If you then decrease the IR User Gain setting from 20 to 19 you should expect to see the IR Signal Strength decrease to approximately 160 RIAIR FEG LRNED Front End Gain L earned setting has a range of 5 255 5 RIAIR MIN FEG M inimum Front End Gain value 15 5 5 RIAIR FEG M aximum Front End Gain value is 255 255 Note On the FEG settings screens the current real time FEG value is also shown on the left side of the display SELECT to Exit Return to M anual Config FR1 or FR2 Sensor Select screen to Previous M enu BACK to CONFIG BACK to MAIN 3 11 2 Manual Set up in Manual Config FR1 amp FR2 Menus In M anual Configuration the user may set values for FR1 and FR2 There are separate displays to show the BAND Freq User Gain 1 31 FEG Learned FEG M in and M ax for the IR and UV sensor In the M anual Config M enu with the target flame ON at low fire record the sensor signal strength and stability at each of the twenty one modulation BANDS 23 31 39 46 54 62 70 78 85 93 101 109 117 125 132 140 148 156 164 171 and 179 Hz The signal strength range is 0 999 It may be necessary to adjust the sensor GAIN in order to keep the signal strength value on scale If so observe and record the sensor GAIN value 1 31 selected Perform this step for each sensor In the Manual Config M enu with the target flame
20. the scanner isn t already grounded the installer could touch a nearby object that 15 earthed UniFlamell Wireless Hand Held Remote Communications Tool The hand held infrared remote communications tool contains an alpha numeric display and pushbutton keys enabling the user to view and change the operating parameters and set points of a UniFlame Il detector when standing in line of sight of the detector fitted with the optional Wireless Infrared Transmitter Note The UniFlame Il CEX models are available with or without an operator interface UniFlame Il CEX includes the alphanumeric VFD Display and Keypad UniFlame Il Wireless CEX includes the Infrared Transmitter UniFlame Il CEX ND uses a blank cap and has no display For this model the user must purchase separately the alphanumeric V FD display keypad or the FEX software to install and program the detector The display and software are both capable of programming multiple detectors 15 UniFlame Il User M anual 372001 05 Rev D 2 4 Display Installation Instructions The following are the steps required to install a Display onto a UniFlame II scanner whether it be the Alphanumeric Display the Infrared Transmitter or the Blank Display If you are replacing a scanner s damaged unit you must first remove power from the scanner and move it to a clean dry non hazardous area 1 Remove the threaded Locking Ring from the UniFlame Il 2 Remove the plastic end cap 3
21. wakamanta Ote edt 18 2 0 Ang jor Remote CormhmunicadoliS sele br EET KA 21 2 UniFlame UniFlame Il Conversion Harness 22 2 9 Groundingd and Shielding TECHNIQUES ces kuyuy Od Xt u ai 23 2 9 Remote 551 u u ms 23 Section 3 Programming the UniFlame Il Detector nenne 24 34 SUF Tee o a dn ded hae e eet Este in P Or an do E East e e assia 24 3 2 Statie p ai sd Ce S HIM EA 26 3 9 The a Festo hehe Oed e ceto fad reb E 31 331 termal Error Messages Ge mento deck FO ton aee nen dn eo utin On Gen eas 31 3 3 2 Warning Messages omma nd llul ahi apes va a 32 34 ITINERE licia 33 S401 Change Passio abaco 34 3 4 2 Removing Password PTOLECtoni iii ainda bea P i x e du 34 S NES STI IMU uu rc 35 3 5 JAUtO CODIO MODE elia 38 FAMEM IUNII TNT 41 3 9 SRO 43 39 Date Time MENU aleatorio 45 i eA EMT c 47 Manual Cong MENUS uerbis dts tu Re Q u t comu a 48 S LET Ene IR ana UV Settings desiit tec nd ea nus Qin CE mu leale 50 3 11 2 Manual Set up in Manual Config amp FR2 eme 51 3 12 UniFlame Il Factory Default Settings User Files A B C D and Factory File 53 3 13 UniFlame Il Replacement
22. 0 23 din coo M SELECTED MINUTES 0 59 059 s ans SECONDS 0 59 lt SELECT to Exit gt Pm BACK to CONFIG cud SELECT to Exit Lie To MAIN BACK to MAIN Status Menu YEAR A 2009 Y MONTH JUL e DAY OF THE MONTH m o Y HOUR 0 23 ni 9 MINUTES 0 59 SECONDS 0 59 UP DOWN Keys scroll through menu Y bp SELECT Key PROGRAM Key Figure 3 9 Date Time Menu Loop FORNEY The UniFlame detector has a real time clock for date time stamping error information The user must set the clock to the current date and time where the detector 15 located In the event the detector 15 shut off for more than 36 hours the date and time will have to be re entered set Date and Time while in the CONFIG mode press the DOWN Key until SELECT to ENTER Date Time M enu is displayed then Press SELECT 45 UniFlame Il User M anual 4 372001 05 Rev D Table 7 Date Time Menu Loop Defined Allows the user to set current Y EAR e While YEAR 2xxx is displayed press SELECT e UseUP or DOWN key to select current Y EAR then press PROGRAM key NEW VALUE SAVED will appear Allows the user to set current MONTH e Press the DOWN key until MONTH is displayed e WhileMONTH is displayed press SELECT e UseUP or DOWN key to select current MONTH then press PROGRAM key NEW VALUE SAVED will appear DAY OF THE MONTH Allows the user to set current DA Y 06 e Press the DOW
23. 0205 press the PROGRAM key If the Password was not entered correctly the display will return to ENTER PW DIGIT 1 Use the UP DOWN keys to select the appropriate first digit If the Password was entered correctly the display will read PASSWORD ENTERED To change the password Press DOWN key once to PASSW ORD If you wish to change the password at this time Press the SELECT key see the Change Password section below Otherwise press the DOWN key to advance to the CONFIG menus Entering the correct Password allows the user 20 minute access to the CONFIG menus Saving any parameter will re start this 20 minute time out period When the user returns to the MAIN STATUS menu the password will immediately expire The password must be re entered if it is necessary to return to the CONFIG menu 3 4 1 Change Password The user may change the password the factory set password is 0205 to any four digit code desired change the password you first enter the current password as described above W hen the display reads PASSWORD Press SELECT to change password press the SELECT key and CHNGE PW DIGIT 1 is displayed the first digit 0 is adjustable For example enter a NEW password of 1357 Use the UP DOWN key and the PROGRAM key as described in the above section to enter the new password When complete in this example the display will now read PASSWORD CHANGED 1357 Press the UP DOWN ke
24. CONNECTION m FEST U 319 2 23 32 HEX 43 7 FLAME PROOF L LOCKING RING Explosion Proof Model FITTINGS 13 37 339 7 12 PIN ELECTRICAL CONNECTOR MOUNTING FLANGE Material Aluminum Alloy 380 Finish Body and Cap are grey powder coat Lock rings are black powder coct 8 PIN ELECTRICAL CONNECTOR Figure 1 1 UniFlame Il Dimensions NOTE The UniFlame Il CEX models are available with or without an operator interface The standard UniFlame Il includes the alphanumeric VFD Display and Keypad UniFlame Il Wireless includes the Infrared Transmitter UniFlame II ND uses a blank cap and has no display For this model the user must purchase separately the alphanumeric V FD display keypad or the FEX software to install and program the detector T he display and software are both capable of programming multiple detectors Quick Disconnect Right Side Quick Disconnect Left Side Standard UniF lame Il 12 pin male 8 pin male for12 conductor cable for 8 conductor cable lame Il without connectors none 3 4 NPT filler plug none 1 2 NPT filler plug UniFlame Il for UniFlame 12 pin male none 1 2 NPT filler plug replacement for 12 conductor cable UniFlame Il User M anual 4 372001 05 Rev D Table 1 Agency Approvals Listings Alpha Infrared 12 Pin 8 Pin Housing Agency Approvals ___ AgeryAppovls Cs Numeric Tr
25. ITH sE 5 SITE FORNEY w SOFTWARE 5485 85232 ET UU 12 Conductor 8 Conductor 3 COMB CONVERTER Cable Cable 12 Conductor 8 Conductor or RS 485 US B converter Cable Cable BURNER BURNER BURNER MANAGE MENT MANAGE MENT MANAGEMENT SYSTEM SYSTEM SYSTEM JUNCTION BOX Figure 2 12 Wiring for Remote Communications 21 UniFlame Il User M anual 372001 05 Rev D 2 7 UniFlame to UniFlame Il Conversion Harness Forney offers a Conversion Harness to allow users to replace a UniFlame detector with a UniFlame l detector by attaching their existing U niF lame cable to the connector on the harness junction box The Conversion Harness includes two 3 meter 9 ft 10 inch cables one 8 conductor and one 12 conductor to connect the harness to the UniFlame 11 detector Note The conversion harness is not required when using the UniF lame II for U niF lame Retrofit model 12 conductor cable included t Unir lamei 8 conductor cable includ ed to UniFlame Strain relief fittings 2 Customer s original Conversion hamess willallow you UniFlame cable to replace a UniFlame scanner with a UniFlame Il scanner by E d x attaching existing UniFlame TT cable to the connector on the zb harness junction box debb k Pee 12 pin male quick disconnect Conversion Harness Figure 2 13 UniFlame to UniFlame Il Conversion Harness using Un
26. Internal Terminal Block Locations 20 Figure 2 12 Wiring for Remote CommunicationsS nnne nnns 21 Figure 2 13 UniFlame to UniFlame Conversion Harness using UniFlame Cable 22 Figure 2 14W iring Diagram for Conversion 5 nnns 22 Figure 3 1 UniFlame II Detector Menu Structure e 25 322 Main Status MEn LOOP caben Ode GO u Pelo COVER ED SE POL ET E DE COE 26 Table 3 Main Status Menu Loop Displays Defined ie 27 Figure sss EITOF HISTORY MENU Loana 31 Group Warning Messages Always ACHIVE ie 32 Group Il Warning Messages Can be suppressed see Note 1 32 Figure 3 4 Password Menu LOOD urosa o eit tan p ani 33 Figure 3 5 CONF IG Menu a CO RR RAV POPE DAY ER 35 Figure 3 6 AU TO CONFIG MENU TEOOP anani 38 Table 4 Auto Config Menu Loop Displays Defined ii 39 Figure 7 FILEC OPT MENU LOOP acciai 41 Table 5 Flle Copy Menu DISplays Derlnedq sias otra eer u ve cvv abe aa 42 Figure 3 6 4 20 A MENU EO OP erecti uu u d On e PEU aaa e EO eee PED 43 Table 6 4 20mA Menu Loop Displays DefiNed ei 43 Figure 3 9 Date Time Menu Loop sn erra Ri ce a ra oko Fi Cn daa c ed pls e ela env ctor n 45 Fable 7 Daw Time Ment Loop De Gx u uuu u endo pud Ec Med Fm eh a Uto a 46 Figure 310 C OMMS MenDUEODD i u uda s
27. Legend FILE A Parameter SELECT to Exit Ta Config BACK to CONFIG i pr q T gt RTAIR BANLDXFreq SELECT to Exit To MAIN DOO 1 9 Hz BACK to MAIN mp 4 4 Real Time Parameter Flame Signal Value Saved F setting an FEG value the real time FEC 15 shown Figure 3 12 IR Settings Menu Loop UV Is similar 50 UniFlame Il User M anual 4 372001 05 Rev D The following descriptions refer to the FR1 IR SETTINGS menu for fileA Table 10 IR amp UV Settings Menus Displays Defined R1AIR BAND Freq T here are twenty one choices of flame flicker frequencies BANDS 179 23 31 39 46 54 62 70 78 85 93 101 109 117 125 132 140 148 156 164 171 and 179Hz RIAIR USER GAIN A djust the sensor gain 1 31 so that the flame ON signal strength is well 1 above the flame relay ON threshold and the flame OFF signal strength is Well below the flame relay OFF threshold e Each upward step in the User Gain setting will increase the Signal Strength number for the selected sensor by approximately 5096 Each downward step in the U ser Gain setting will decrease the Signal Strength number for the selected sensor by approximately 3396 o Example 1 Assume that you observe an IR Signal Strength of 080 when the IR User Gain setting is 12 If you then increase the IR User Gain setting from 12 to 13 you should expect to see the IR Signal Strength increase to approximately 120 Example 2 A ssume
28. Menu R1IR BAND Freq 179Hz 23 31 39 46 54 62 70 78 85 93 101 109 117 125 132 140 148 156 164 171 179 PRIIR USERGAIN 1 31 PRIIR FEGLRNED 15 5255 RIIR MINFEG 5 5255 RIIRMAXFEG 259 5 255 FR1UV SettingsMenu R1UV BAND Freq 179Hz 23 31 39 46 54 62 70 78 85 93 101 109 117 125 132 140 148 156 164 171 179 RIUV USERGAIN 1 JBI O R1UV FEGLRNED 588855 O PRIUV MINFEG 5 525 _ _ _ _______ RIUV MAXFEG 255 5055 Man Config FR2 Menu R2 SENSOR SLECT IR amp UV IR amp UV SENSORS IR SENSOR ONLY UV SENSOR SENSORS ONLY PR2 FFRT 34 R2 ONTHRESHLD 40 IO gt R2 OFFTHRESHLD 20 JOS R2 On Time Dely 11 123456 FR2 IR Settings M enu R2 IR BAND Freq 23 31 39 46 54 62 70 78 85 93 101 109 117 125 132 140 148 156 164 171 179 R2IR USERGAIN R2IR FEGLRNED R2IR MIN FEG 015 2 FEG 125 2 UV Settings R2UV BAND Freq 23 31 39 46 54 62 70 78 85 93 101 109 117 125 132 140 148 156 164 171 179 R2UV USER GAIN R2UV FEGLRNED R2UV MINFEG FORNEY Factory Files F 1 F2 F1 High Sensitivity ThelR and UV BAND settings 23 Hz The IR and UV USER GAIN settings are 31 ThelR and UV settings are 255 All other settings are the same as the File A B C amp D Factory Defaults F2 M edium Sensitivity ThelR a
29. N key until DAY OF THE MONTH is displayed e WhileDAY OF THE MONTH is displayed press SELECT e UseUP or DOWN key to select current DA Y then press PROGRAM key NEW VALUE SAVED will appear HOUR 0 23 Allows the user to set current HOUR 25 e Press the DOWN key until HOUR 0 23 is displayed The detector uses a 24 hour time frame e While HOUR 0 23 is displayed press SELECT e UseUP or DOWN key to select current HOUR then press PROGRAM key NEW VALUE SAVED will appear MINUTES 0 59 Allows the user to set current M INUTES 14 e Press the DOWN key until MINUTES 0 59 is displayed e WhileMINUTES 0 59 is displayed press SELECT e UseUP or DOWN key to select current MINUTES then press PROGRAM key NEW VALUE SAVED will appear SECONDS 0 59 Allows the user to set current SECONDS e Press the DOWN key until SECONDS 0 59 is displayed e While SECONDS 0 59 is displayed press SELECT e UseUP or DOWN key to select current SECONDS then press PROGRAM key NEW VALUE SAVED will appear BACK to CONFIG BACK to MAIN 46 UniFlame Il User M anual 372001 05 Rev D FORNEY 3 10 Comms Menu MODBUS ADDRESS iU MODBUSADDRESS A seLecres MODBUS BAUD Lp MODBUS BAUD A 19200 SELECTED 9200 9 m MODBUS PARITY MODBUS PARITY A B N SELECTED ann lt SELECT to Exit Lp Sp BACK to CONFIG Meru UP DOWN Keys 4 scroll through menu lt SELECT to Exit m Up SELECT Key Menu BACK to MAIN
30. OFF leaving other burners firing observe and record the sensor signal strength and stability at each of the twenty one modulation BANDS 23 31 39 46 54 62 70 78 85 93 101 109 117 125 132 140 148 156 164 171 and 179 Hz Do not adjust the sensor GAIN at this time Perform this step for each sensor 51 UniFlame Il User M anual 4 372001 05 Rev D At each of the twenty one BAND settings compare the recorded Flame ON signal strength to the recorded Flame OFF signal strength Select the BAND setting that yielded the greatest Flame ON to Flame OFF signal ratio and the greatest stability Perform this step for each sensor Adjust the sensor gain 1 31 so that the flame ON signal strength is well above the flame relay ON THRESHOLD and the flame OFF signal strength is well below the flame relay OFF THRESHOLD see Flame Relay Thresholds When sensor select is IR amp UV the flame relay and 4 20 mA output operate on the SUM of the IR and UV signals When setting the GAIN adjustments the user should favor the sensor IR or UV which exhibited the greatest flame ON OFF signal ratio and or greatest stability The user may choose to use the input from only one sensor by selecting IR ONLY or UV ONLY Note For best detector operation the total Flame ON Signal Strength IR Signal Strength UV Signal Strength should be between 100 and 150 or higher even though the Flame Quality display is capped at 100
31. P displays the highest internal MAX TEMP XXXC detector temperature recorded This value toggles between degrees CUR TEMP XXXC Fahrenheit and Celsius Current Temp CUR TEM P displays the current internal temperature of the detector unit This value toggles between degrees Fahrenheit and Celsius 27 UniFlame Il User M anual 372001 05 Rev D FS 1 00 2 00 L IR amp UV 2 IR amp UV SW REV 0001 0002 247 19200 8 E 1 ONTH 1 40 2 40 OFFTH 1 20 2 20 Flame Signal Strength Combined Sensors The Flame Signal for FR1 FR2 FS 1 xxx 2 xxx number represents the intensity of the Flame Flicker as sensed by the IR and or UV sensors and is a function of the individual sensor Gain and Bandpass flicker frequency settings If IR amp UV is selected the sum of their signals 15 displayed The Signal Strength number is related to the Flame Quality number but has a value of 0 999 Important Note The F lame Quality number is the F lame Signal number but is capped at 100 It is the sum of the IR UV Signal Strength numbers but the sum is capped at 100 Example If FS 1 080 2 015 is displayed as signal strength you would see a Flame Quality number the IR and UV signal sum of FQ 95 displayed on the Flame Quality screen If FS 1 070 2 040 is displayed as signal strength although the sum is 110 you would see a Flame Quality number of FQ 100 on the Flame Quality screen because Flame Quality is capped at 100 Active Sens
32. R GAIN R2UV FEG LRNED R2 UV MIN R2 UV MAX FEG 56 UniFlame Il User M anual 4 372001 05 Rev D 3 13 UniFlame Il Replacement Procedure This procedure may be followed when replacing a damaged UniFlame Il detector It assumes that the UniFlame ll Configuration Record previous pages was completed and kept as a reference when the original detector was installed and calibrated If not the replacement detector must be completely reprogrammed as describes earlier in this document 1 Install the new detector and apply power 2 Enter the programming password and enter the CONFIG menu 3 M anually enter the values from the UniFlame Configuration Record into the new detector Important Note After Step 3 the detector should detect flame ON but may not properly indicate flame OFF until Step 4 is performed 4 Create the burner firing conditions that existed when the detector was originally installed and calibrated typically the low fire condition a Enter the AUTO CONFIG menu b Press the Up button until START LEARN ON ts displayed c Press the Select button then the Program button d Thedetector will set its internal Front End Gain Reference count down from 16 to 0 then display Learn Passed Note If the proper data was manually entered into the EDIT menu it should not be necessary to learn the flame OFF condition 5 Turn the burner OFF and ON to verify proper flame detection and discrimination 6 Repe
33. THAN The UV FEG Front End Gain has dropped below The UV flame signal is MINIMUM the MIN value selected by the user in the UV driven to zero Settings Menu see Note 2 FRx UV FEG GREATER THAN The UV FEG Front End Gain has risen above the The UV flame signal is MAXIMUM MAX value selected by the user in the UV Settings driven to zero Menu see Note 2 FRx FAILED THE IR LIGHT The IR source is likely not a real flame The detector The IR flame signal is CHECK uses a single source light check to reject driven to zero incandescent or fluorescent light sources FRx FAILED THE UV LIGHT The UV source is likely nota real flame The The UV flame signal is CHECK detector uses a single source light check to reject driven to zero incandescent or fluorescent light sources TOO MUCH IR SIGNAL The flickering AC component of the IR source is The IR flame signal will too strong The detector cannot properly detect the become erratic or go to flame flicker See notes 3 4 zero TOO MUCH UV SIGNAL The flickering AC component of the UV source is The UV flame signal will too strong The detector cannot properly detect the become erratic or go to flame flicker See notes 3 4 Zero 1 Notes Group Il Warning messages are suppressed whenever Do NOT Display is selected under the FS Squelch M 595 parameter in the CONFIG menu This is the default setting Although the message will be suppressed if the Group Il Warning condition ex
34. UV 2 UV Relay Logic operation FR1 tied to IR amp UV 2 tied to UV Only T he detector set up procedure the operation and settings relative to the sensor signals and each of the two UniFlame Il User M anual 4 372001 05 Rev D flame relays are chosen either in Auto Config or M anual Config mode to provide the optimum flame ON OFF discrimination The flame relays FR1 and FR2 energize and their normally open contacts close when the flame quality iS at or above the programmed flame ON threshold for each relay and remain on until the flame quality is at or below the programmed flame OFF threshold Each relay operates with totally independent settings meaning that the signal strength used can be at different gains and different frequency bands Each relay can also have independent timings and thresholds associated with it IMPORTANT NOTE The FAULT RELAY 15 energized when the detector is powered 24 vdc and when the detector had successfully passed all internal self checking routines The Fault relay is de energized if there is a power interruption to the detector or if the detector has detected an internal fault WARNING Forney recommends that the FAULT RELAY contacts MUST be wired in series with the Flame relay contacts for maximum safety applications 1 2 Application The UniFlame Il is best suited to multi fuel applications that require the highest level of sophistication and flexibility addition choices of modulation freq
35. With the target burner OFF not firing the user can command the U niFlame I detector to Learn the Flame OFF condition The detector will then automatically select the optimum flame relay and sensor setpoints The Automatic Config M enu is entered from the CONFIG menu MANUAL CONFIG MENU Two M anual Config M enus exist one for FR 1 flame relay 1 and the other for FR2 flame relay 2 values From the M anual Config M enu the user selects the desired FFRT Flame Failure Response Time and On Time Delay for the flame relays From this menu the user may also manually adjust all other flame relay and sensor setpoints T he M anual Config M enu is entered from the CONFIG menu 24 UniFlame Il User M anual 372001 05 Rev D MAIN STATUS MENU CONFIGURATION MENU AUTO CONFIG FILE COPY 4 20 mA Settings DATE TIME PASSWORD SETTINGS CONFIG MENU MANUAL CONFIG FR1 ERROR HISTORY MENU MANUAL CONFIG FR2 Figure 3 1 UniFlame Il Detector Menu Structure 25 SUB MENUS FR1IR SETTINGS FR1UV SETTINGS FR2 IR SETTINGS FR2 UV SETTINGS UniFlame Il User M anual 372001 05 Rev D 3 2 Main Status Menu 1 OFF 2 OFF F A FQ 1 000 2 000 Mon Jul 06 2009 FS KEY 23 14 36 MAX TEMP XXXC CUR TEMP XXXC FS 1 000 2 000 1 IR amp UV 2 IR amp UV SW REV 0001 0002 247 19200 8 E 1 10000 ONTH 1 40 2 40 OFFTH 1 20 2 20 LEARN STATUS 1
36. ail ad raa avai ra Ee EU Fe EU da Uva c e rola UR aka 47 Table 8 COMMS Menu Loop Displays Defined 47 Figure 3 11 Manual Config Menu Loop for FR 1 2 is SIMIlar 48 Table 9 Manual Config Menu Displays DefiNed ii 49 Figure 3 12 IR Settings Menu Loop UV is SIM ia 50 Table 10 IR amp UV Settings Menus Displays Defined i 51 Table 11 Man alCornfig Setup Examble l i o l En o a b pc etia perl i Pl pc E ER EU 52 Table 12 Manual Config Set Up Example 2 e 52 Table 13 Recommended Spare Parts List iaia 59 Table 14 UniFlame l PareNUMPer nia 60 UniFlame Il User M anual 4 372001 05 Rev D Section 1 Description The Forney UniFlame ll is a versatile fully microprocessor based integrated flame detector The system holds multiple worldwide safety agency approvals see M odel Listings for full details The UniFlame detectors utilize advanced techniques for discrimination and integrate the flame detection amplification safety determination and flame switch functions into a single detection head No separate amplifier or flame switch module is therefore required to interface with the main burner management system UniFlame Il incorporates the superior detection and discrimination elements of the popular U niFlame product with additional enhanced capability features and benefits T he detector measures the amplit
37. ame relay contacts for maximum safety numbered applications The following peripherals must be SELV PELV by an approval Connect cable shield to earth ground at power source according to DIN EN 60950 or an external isolator must be used BM S Burner M anagement System to provide an SELV system External 2 0 Amp fuses recommended 24V power supply A ground screw is provided on the detector body An external e R5485 NE ground wire may be required by local codes e 4 20 wiring The detector s 4 20 ma output is internally powered and must be Remote file select monitoring connected to a passive voltage free device Do not connect to an e Relay contacts externally powered 4 20 ma loop or the detector may be Cable quick disconnect pins E and F Red and Green wires are damaged not connected to the UniF lame Il for UniFlame Retrofit M odel The return for the customer s 4 20 ma device may be internal terminal blocks Because the Fault Relay contacts are connected to either detector pin 6 or pin 8 internally wired in series with the Flame Relay contacts the Fault With Remote File Select programmed as LINE external Relay contacts are not available for independent monitoring in switches SW 1 SW 2 not furnished switch between internal the model U niF lame Il for UniF lame Retrofit Model UniFlame Il for UniFlame ee CABLE 12 CONDUCTOR CABLE FOR UNIFLAME 1 Retrofit BLOCKS Note 11 QUICK DISCONNECT COLOR CODE 8 Pin 12 Pin Whit
38. ans Con Con Rating UL DIN DIN CE INMETRO VFD mitter nector nector See Note 1 C US DVGW CERTCO UL BR Displ YES YES i YES separately separately IP66 Class I Div 2 UniF lame Il Groups A B without C amp D connectors Class Il Div 2 note 5 Groups F amp UniF lame Yes G see note for 2 replacing UniF lame I 3 G Ex nA IIC T4 IP 66 Il 3 D Ex tD A22 IP 66 T135 C Ta 40 C to 65 C See notes 2 3 CEX IP 66 UniF lame Il Wireless CEX UniF lame Il I2GExd CEX ND IIC T6 IP66 I2 D Ex tD A21 IP 66 T85 C Ta 40 C to 65 C See note 4 UniFlame Il YES Yes Alpha Numeric Displa UniFlame Il Wireless IR transmitter N otes 1 All hazardous area ratings Class 1 Class Il and ATEX were certified by 2 Hazardous area requirements for UniFlame Il detectors with electrical connectors The plastic Loc Fast retainers provided with the 8 conductor and 12 conductor cables must be installed over the quick disconnect connectors 3 ATEX Certification number FM O9ATEX 0051 IECEx cert IECEx FM 09 008 4 ATEX Certification number 09ATEX 0026 IECEx cert IECEx FM G 08 008 5 In order to maintain the NEMA 4X 1P66 rating suitable NEMA 4X 1P66 connectors fittings or conduit must be used For use with UniFlamell Handheld Communications tool see publication 372001 07 UniFlame Il User M anual 4 372001 05 Rev D 1 4 Specifications Housing M aterial Cast alum
39. at Steps 2 through 5 for each detector memory file used A D or Copy U pload Download saved parameters using FEX UniFlame software 57 UniFlame Il User M anual 4 372001 05 Rev D Section 4 Storage Store the UNIFLAME II detector in its shipping box until used Refer to the mechanical specifications for storage temperature range Section 5 Warranty Forney Corporation warrants this product to be free of defective material and workmanship Forney will repair or replace this equipment if it is found to be defective upon receipt but not later than 1 year 12 months from the date of shipment Section 6 Return or Repair Service Forney Corporation warrants this product to be free of defective material and workmanship Forney will repair or replace this equipment if it is found to be defective upon receipt but not later than 90 days from the date of shipment Prior to returning any material to Forney a Return Material Authorization RMA identification number must be obtained from Forney Clearly mark the RMA number on all shipping containers and accompanying documents Forney accepts only materials submitted in accordance with these RMA instructions To issue an RMA Forney must have the following information List of equipment to be returned by stock number model number Reason for return Company name and address of the customer Customer s requested mode for return shipping Customer s purchase order number for r
40. c discharge E SD Before touching the internals of the UniFlame Il scanner installers can discharge any static built up on their body by touching the outside of the scanner housing if the ground is already attached If the scanner isn t already grounded the installer could touch a nearby object that 15 earthed 17 UniFlame Il User M anual 372001 05 Rev D 2 5 Detector Wiring To reduce electrical noise interference take precautions to keep the detector cable away from any high inductive wiring associated with high inductive loads or high voltage high energy spark ignition systems CAUTION The flame detector requires 24 V dc power for operation Connection to a 24 Vac or 120 Vac power source will damage the detector Refer to wiring diagrams External 2 0 Amp fuses are recommended to protect Flame Relay and Fault Relay contacts wiring to the detector should be rated at 105 C For runs less than 1000 feet use Forney Detector 8 conductor and 12 conductor Cables For runs in excess of 1000 feet consult the factory INTERNAL TERMINAL CABLE BLOCKS Note 11 QUICK DISCONNECT UniFlame Il 8 CONDUCTOR CABLE COLOR CODE 8 Pin 8 Pin 1 Red j Red l Lp fuse FLAME 2 Black Black RELAY 1 Note 1 3 Tan E 4 8 Yellow Yellow e GEE TO BMS FLAME 7 Brown Brown fuse INPUT RELAY 2 gt Notes 5 6 Note 1 dui 4 Violet Violet
41. ch heading begins with three characters in this example R 1A The first two characters R1 or R2 indicate which relay FR1 or FR2 is selected The third character A B C or D indicates which memory file is selected The following descriptions refer to the MANUAL CONFIG FR1 menu see Display Legend RiA SENSOR SLECT Ue R1A SENSOR SLECT IR amp UV SENSORS SELECTED IR amp UV SENSORS I Y R1A FFRT Lg R1A FFRT E i SELECTED 9 9 A 7 R1A ON THRESHLD Le R1A ON THRESHLD SELECTED e R1A OFF THRESHLD lt R1A OFF THRESHLD 20 SELECTED m w 1 Time Dely li R1A ON Time Dely A 4 SELECTED Y UPDOWN K DO eys FR 1 IR Settings kanu A Lo SELECT Key 7 PROGRAM Key SELECTtoEnte gt b RIA FR1 UV Settings 5 Display Legend FILE A Paramet lt SELECT Config Nama Flame To Previous Menu lt SELECT to Exit L To Main BACK to MAIN Status Menu Relay 1 gt R1A SENSOR SLECT IR amp UV EM Parameter Value Saved Figure 3 11 Manual Config Menu Loop for FR1 FR2 is similar 48 UniFlame Il User M anual 4 372001 05 Rev D Table 9 Manual Config Menu Displays Defined R1A SENSOR SLECT Allows the user to select the type of sensor to be used for R1 file selected A B C D UV amp IR SENSORS Choices include IR amp UV sensors IR sensor only UV sensor only This parame
42. cker intensity of the flame for the entire flicker frequency spectrum as individually sensed by the UV U sensor and or IR I sensor s The numbers should be at their peak highest numerically when the detector is aimed at the primary combustion zone first 1 3 of the flame If the detector is utilizing both the IR and UV sensors priority should be given to maximizing the UV intensity Run the flame at low fire rate and observe the signal intensity Physically aim the detector at the first 1 3 of the flame to maximize the intensity reading Allow the detector reading to stabilize at least two seconds after each movement If the reading is 10 or less the intensity is marginal and it may be necessary to increase the IR and or UV Gain Range Press the DOWN key to view the current IR Gain Range and UV Gain Range settings Increase the setting from LOW to M ED or HIGH as required 5 When detector is properly aimed press the DOWN key Refer to notes above A IR GAIN RANGE If when Aiming the detector LOW e A flashing IR Too High message is observed then the signal is over range and the Range should be reduced to either M ED or LOW e AnIR number of less than 10 is observed then the gain Range should be increased to either M ED or HIGH Refer to notes above 39 UniFlame ll User M anual 4 372001 05 Rev D A UV GAIN RANGE If when Aiming the detector LOW e A flashing UV Too High message is observed th
43. e Relay contacts 1 1 Operation The UniFlame II has numerous adjustment options available It can be tuned either automatically or manually to achieve the optimum level of sensitivity to the target flame balanced with superior discrimination of background radiation TheUniFlame II detector measures the amplitude of the modulations the flame flicker that occur within the targeted flame The two sensors within the detector measure these amplitudes seen within the ultraviolet UV and infrared IR spectral ranges across a wide range of flicker frequency bands In addition the detector has two independent flame relays FR 1 and FR2 that can be tied to the sensors in logical configurations It is possible to set up each flame relay to operate from the UV sensor the IR sensor or both UV and IR sensors During the detector set up procedure the logical operation for the two flame relays is selected for the desired sensors n addition the operation and settings relative to user gain required flicker frequency band and switching thresholds for the relays are selected refer to commissioning procedure for more details on set up procedures The current Flame Signal Strength FS of the selected sensors can be viewed on the detector display via the main menu This displayed value is the measure of amplitude within the selected modulation flicker frequency band for example FS1 850 2 999 Flame signal for selected sensors 0 to 999 1 IR amp
44. e Black i White Black 2 I FLAME 2 Blue WhiteRed I i Mari SE RELAY 1 I T Note 1 FLAME RELAY 2 Note 1 FAULT RELAY Note 2 3 4 20mA FR1 OUTPUT Referenced To 24 VDC 4 20mA FR2 OUTPUT Referenced To 24 VDC REMOTE 3 Blue FILE SELECT 1 REMOTE 4 Yellow FILE SELECT 2 O Note 13 n 2 range REMOTE RS 485 M COMMUNICATIONS A 1 Brown L DL 4 Note 7 A TO BMS INPUT Notes 5 6 F3 I i Red i fuse Note 13 re N j Black Red 24VDC White Blue INPUT POWER BN Violet Grey Red TO BMS METER Notes 5 8 9 1 1 SWI I Blue Red S r Note 10 Nr I sw2 Yellow gt Note 10 dl Note 4 wire color code format Blue Red 4 Primary color color Figure 2 10 UniFlame Il for UniFlame Retrofit Wiring Diagram 19 UniFlame Il User M anual 372001 05 Rev D Quick Disconnect 8 Conductor Cable Quick Disconnect 12 Conductor Cable Female End View Female End View YELLOW ILET WHITE _ WAIT LUE BLAS A LE STRIPE 07 STRIPE xm NE gn oa 25 O GO P E aig gt 2x E L itte Op RANGE ELLOW BLACK BROWN ORANGE 9 1 a P a STRIPE e fol e d STRIPE 212 SL vu sH N ANGE WHITE 4 ROW
45. een the detector and amplifier F or distances less than 200 feet wire the Forney 8 Conductor Cable and 12 Conductor Cable to the female quick disconnect in the manner previously described and run the cable directly back to the burner management system F or wiring distances greater than 200 feet remote communications requires wiring a twisted shielded pair of wires in a multi drop wiring configuration and then use terminating resistor at the detector located farthest from the communication source Note The maximum distance for the communication wiring for all associated UniFlame detectors is 1 000 feet at 19200 baud The maximum number of detectors connected to the communication link is 32 detectors Exceeding this total wiring length or number of detectors requires the installation of bi directional repeaters or amplifiers Consult factory for additional information 1 WHEN THE DISTANCE FROM DETECTOR TO CONTROL ROOM 200 FEET BREL e EES I k 8 Conductor 12 Conductor 8 Conductor 12 Conductor 8 Conductor Cable Cable Cable Cable PCWITH BELDEN 9841 BELDEN 9841 BELDEN 9841 pm FORNEY Hm SOFTWARE BURNER BURNER MANAGE NT MANAGE ME NT MANAGE ME NT or RS 485 US B converter SYSTEM M M 2 WHEN THE DIS TANCE FROM DETECTOR TO CONTROL ROOM 2200 FEET T J Pr tri pu d L u k siii a ili i 2 4 E m peu BELDEN 9841 lla BELDEN 9841 BELDEN 9841 PC W
46. en the signal is over range and the Range should be reduced to either MED or LOW e AnUV number of less than 10 is observed then the gain Range should be increased to either MED or HIGH Refer to notes above START LEARN gt To begin LEARN Flame ON for Both FR1 amp FR2 make sure flame is at LOW FR1 amp FR2 gt Fire position and press the PROGRAM key A prompt will display MAKE SURE FLAME AT LOW EMISSION PRESS PROG KEY TO START LEARN When the LEARN has completed press any key to continue START LEARN gt To begin LEARN Flame OFF for Both FR1 amp FR2 make sure flame is OFF FR1 amp FR2 OFF gt then press PROGRAM key A prompt will display MAKE SURE FLAME IS OFF THEN PRESS PROG KEY TO START LEARN Whenthe LEARN has completed press any key to continue STARTLEARN gt To begin LEARN Flame ON for only FR1 make sure flame is at LOW Fire gt position and press PROGRAM key A prompt will display MAKE SURE FLAME AT LOW EMISSION PRESS PROG KEY TO START LEARN W hen the LEARN has completed press any key to continue START LEARN gt To begin LEARN Flame OFF for only FR1 make sure flame is OFF and press FR1OFF gt PROGRAM key A prompt will display MAKE SURE FLAME IS OFF THEN PRESS PROG KEY START LEARN When the LEARN has completed press any key to continue START LEARN gt begin LEARN Flame ON for only FR2 make sure flame is at LOW Fire FR2 ON gt
47. epairs if applicable Customer s requested return date and address to which Forney 15 to return ship and any special container marking information that may be required e of individual customer s representative requesting the RMA Any one of the following methods may be used to obtain an RM A Phone 972 458 6100 or 458 6142 1 800 356 7740 24 hour direct line F ax 972 458 6600 FORNEY CORPORATION IS NOT RESPONSIBLE FOR MATERIALS RETURNED WITHOUT PROPER AUTHORIZATION AND IDENTIFICATION Exercise care in packing the materials to be returned The shipper will be advised of any damage due to improper packing and no further action will be taken in connection with this material return until the shipper provides clearance for further disposition 58 UniFlame Il User M anual 4 372001 05 Rev D Section 7 Spare Parts W hen ordering spare parts contact Forney s Spares Department via any one of the following methods and furnish the following information Attn Spare Parts 2 458 6100 or 972 458 6600 Forney Corporation 2 458 6142 or 3405 Wiley Post Road 800 356 7740 24 hour direct line Carrollton TX 75006 5185 e Contract number e Customer purchase order number For each part ordered provide the following information Part number Part description Quantity required The recommended spare parts list in the table below advises of replacement parts that should be in the customer s
48. es any key If the user presses any key the warning message will be suppressed for thirty 30 seconds Group I Warning Messages Always Active Warning Message Condition TOO COLD 40C The detector s internal temperature has The UV and IR flame signals are Currently xxC fallen to 40C 40F or below driven to zero The Fault relay and FLAME SIGNALS SET TO 0 Flame relays will be de energized Currently xxC fallen to 35C 31F or below Currently xxC risen to 80C 176F or higher TOO gt 85C The detector s internal temperature has The UV and IR flame signals are Currently xxC risen to 85C 185F or higher driven to zero The Fault relay and FLAME SIGNALS SET TO 0 Flame relays will be de energized IR SENSOR IS SATURATED The steady DC component of the IR The IR flame signal will become source is too strong the flame is too erratic or go to zero bright The detector cannot properly detect the flame flicker See notes 3 4 Group Warning Messages Can be suppressed see Note 1 Warning Message Condition Cd fect GE FRxIR FEG LESS THAN The IR FEG Front End Gain has dropped below The IR flame signal is MINIMUM the MIN value selected by the user in the IR Settings driven to zero Menu see Note 2 FRx IR FEG GREATER THAN The IR FEG Front End Gain has risen above the The IR flame signal is MAXIMUM MAX value selected by the user in the IR Settings driven to zero Menu see Note 2 FRxUV FEG LESS
49. etween the files when the RFS1 or RFS2 wires are connected to 24 vdc 1 Blue Black stripe RF S2 Black Y ellow stripe File Selected Open Closed B Closed Closed D The default is RFS K ey Pad which allows manual file selection at the detector keypad only The user may also select RFS Comms which will allow manual selection at a remote computer running FEX UniFlame software Forney recommends the use of shielded cable for the two remote file select switches or relays The switch contacts should be rated for low current operation 3mA dc 23 UniFlame ll User M anual 4 372001 05 Rev D Section 3 Programming UniFlame Il Detector eypad Display The UniFlame Il flame detector uses a two 2 line x sixteen 16 character alphanumeric V FD Display and five 5 pushbuttons to review and program the various setpoints and operating parameters The functions of the pushbuttons are UP DOWN The UP and DOWN buttons are used to scroll through the detector menus When in the EDIT menu after selecting a setpoint to edit see SELECT button the UP and DOWN buttons are used to change that setpoint SELECT Ly When in the EDIT menu the UP DOWN buttons are used to display the setpoints Pressing the SELECT button displays the stored value of the setpoint allowing it to be changed PROGRAM The PROGRAM button saves a change made to a setpoint It is also used to execute the Auto Tune funct
50. g Sensor TY PES used Sensor BANDS Sensor GAINS and Flame Relay ON amp OFF Thresholds proper flame detection and flame discrimination must be verified by starting and stopping the burner several times The flame relay must reliably de energize for all flame out conditions This testing should be done with various adjacent burners on and off and at various load levels This is a requirement for proper operation 3 12 UniFlame Il Factory Default Settings User Files A B C D and Factory File F3 PARAMETER DEFAULT ALLOWABLE VALUES VALUE a aa A Config M enu Remote File Sel Key Pad Key Pad Line Inputs Comms PASSWORD 0205 0000 9999 FS Squelch M sgs Do NOT Display Do NOT Display Display IR GAIN RANGE HIGH MED LOW UV GAIN RANGE HIGH MED LOW MED range available in engineering code 05 or higher 4 20mA Config M enu er E aaa QUALITY For Flame SIGNAL 400 99 QUALITY Date TimeMenui i O 2008 4095 2008405 _ S MONTH JAN JAN FEB MAR APR MAY JUN JUL AUG SEP OCT NOV DEC HOUR 0 23 00000 MINUTES 0 59 00 00 5 SECONDS 0 59 00 5 COMMSSETTINGSMen _ Man Config FRI Menu R1 SENSOR SLECT IR amp UV IR amp UV SENSORS IR SENSOR ONLY UV SENSOR SENSORS ONLY PRI ONTHRESHLD 40 5 100 23 UniFlame Il User M anual 372001 05 Rev D PARAMETER DEFAULT ALLOWABLE VALUES VALUE RESSE rer rane FRIIR Settings
51. he user to select which parameter the 4 20 mA analog output Flame QUALITY represents for FR1 e Choices Flame QUALITY or Flame SIGNAL e Factory default is Flame QUALITY Press SELECT to enter option use UP or DOWN key to pick Flame QUALITY or Flame SIGNAL press PROGRAM to SAVE FR120mA MAP VAL Allows the user to select the 4 20 mA range MAP VAL of the parameter Range selected above 100 If FlameQUALITY was selected the analog output will be 4 mA when the FQ 0 The range or Flame Quality value for 20 mA 20 mA MAP VAL is user selectable anywhere between 40 and 100 o Thefactory default value is 100 see Example 1 below o If the user selects a value of 50 when the Flame Quality reaches 50 the analog output will be 20 mA see Example 2 below 43 UniFlame Il User M anual 4 372001 05 Rev D e f FlameSIGNAL was selected the analog output will be 4 mA when the flame signal is 000 The range or Flame Signal value for 20 mA 20mA MAP VAL is user selectable anywhere between 400 and 999 o Thefactory default is 999 o If the user selects aM AP VAL of 500 when the Flame Signal reaches 500 the analog output will be at 20 mA Press SELECT to enter option and then use UP or DOWN key to pick MAP V alue between 40 100 for FQ or between 400 999 for FS then press PROGRAM to SAVE FR2 4 20 SELECT Allows the user to select which parameter the 4 20 mA analog output Flame QUALITY represents for FR2 e Choices are F
52. here selectable internal ranges for the IR sensor Gain If when Aiming the detector a flashing IR TOO HIGH message is observed then the signal is over range and the Range should be reduced e If when Aiming the detector an IR number of less than 10 is observed then the gain Range should be increased See Note at end of table A UV GAIN RANGE The A indicates the active file selected LOW There selectable internal ranges for the UV sensor Gain e f when Aiming the detector a flashing UV TOO HIGH message is observed then the signal 15 over range and the Range should be reduced e f when Aiming the detector a UV number of less than 10 is observed then the gain Range should be increased See Note at end of table SELECT to Enter gt Press the SELECT key to enter Automatic Configuration menu This option AUTOMATIC CONFIG will walk through the configuration process beginning with AIM Set IR and UV Gain Range Learn ON FR1 FR2 or FR1 amp and Learn OFF FR2 orFR1 amp Refer to AUTOMATIC CONFIG Menu SELECT to Enter gt Allows the user to copy the contents of one internal detector file to another File Copy M enu Four user configurable files are available A B C D plus three factory configured files F1 F2 F3 Refer to FILE COPY MENU for details 36 UniFlame II User M anual 4 372001 05 Rev D SELECT t
53. iFlame Cable UniFlame II 12 Conductor Cable UniFlame Connections Connections BLUE RED STRIPE POWER 24VDC 1 BLACK RED STRIPE BLACK ORG STRIPE POWER 24VDC WHITE BLUE STRIPE BLUE BLACK STRIPE m REMOTE FILE SELECT 1 BLUE RED STRIPE BLACK YELLOW STRIPE REMOTE FILE SELECT 2 YELLOW E RED WHITE STRIPE 4 20ma OUT FRI VIOLET YELLOW BLACK STRIPE 4 20ma OUT RTN GREY RED STRIPE RED BLACK STRIPE 4 20ma OUT FR2 ORANGE f FAULT COM VIOLET FAULT NO BROWN i ORANGE STRIPE RS 485 COMM A ORANGE BLACK STRIPE RS 485 COMM B BLACK V FR1 FLAME RELAY COM WHITE BLACK WHITE RED DAIN O RED FR1 FLAME RELAY NO TAN FR1 FLAME RELAY NC BROWN FR2 FLAME RELAY COM 16 BLUE FR2 FLAME RELAY NC 17 YELLOW FR2 FLAME RELAY NO ala CO 20 8 Conductor Cable Figure 2 14Wiring Diagram for Conversion Harness 22 UniFlame II User M anual 4 372001 05 Rev D 2 8 Grounding and Shielding Techniques FOR USE ON DETECTORS OR DETECTOR CABLE LOCATED WITHIN 12 OF A HIGH ENERGY OR HIGH VOLTAGE SOURCE Connect a safety ground to detector housing Figure 2 9 2 T he detector and detector cable MUST be located at least 12 from the ignition source 3 Run a ground wire from the ignition transformer chassis to the igniter assembly 4 Replace all frayed cracked or dirty oily ignition wire Ignition wire must be in good Working condition di Electrically isola
54. inum with gray polyester powder coat finish Housing W eight 5 9 Ibs 2 69kg 7 1105 3 22kg models Environmental NEMA 4X IP66 Class Division 2 Groups A B C amp D Class Il Division 2 Groups F amp G refer to agency approvals table M ounting Requires one of two threaded mounting flanges ordered separately see below Fiber optic mount available as an option Cooling Purge Air Requirements V olume 4 SCFM 113 l min at 3 8 threaded mounting flange or 1 inch Y fitting mounted on detector sight pipe T emperature near the upper limit of the detector operating range and or use with dirty dusty fuels may require up to 15 SCFM 425 l min Mounting lange Flange M aterial Cast aluminum with gray polyester powder coat finish Contains an integral heat insulating female thread insert external heat insulating nipple not required Flange Threads 1 NPT female pipe mount with 3 8 NPT female cooling air connection 1 BSP female pipe mount with 3 8 BSP female cooling air connection Input Power 24 V dc 10 15 supply current 0 35 A 8 5 VA output rise time must be 20 msec M ax Relay Output 2 FLAME RELAY S SPDT N O and N C FAULT RELAY SPST Contact R ating Minimum 10 mA 5 Vdc Maximum 100 30 V dc 100 mA 50 Analog Output Two 4 20 mA dc current referenced to 24V dc common maximum connected load 750 ohms Operator Interface UniFlame 1 A
55. ion Note Pressing and Holding the PROGRAM key for four 4 seconds will cause the detector to RESET flame relays and fault relay will de energize Normal operation will be restored once the PROGRAM button is released M enu 3 1 UniFlame Il Menu Structure For ease of operation the UniFlame Il detector contains five primary menus or loops accessed via the keypad and viewed on the detector s display MAIN STATUSMENU The M ain Status menu is the default display and appears as soon as power is applied U se the UP and DOWN buttons to scroll through the menu and view the current operating status N o operating parameters can be changed from the M ain Status menu change any setpoint you must select the Configure M enu option and then enter a four digit password to enter the Configuration menu Error History can also be viewed from the M ain M enu CONFIG MENU The Config M enu accesses all of the sub menus and setpoints for the U niFlame detector The Config menu is entered from the M ain menu after first entering a four digit password From the Config menu the user can enter the A utomatic Config M anual Config and other menus AUTOMATIC CONFIG MENU From the A utomatic Config M enu the user views the flame signal intensity while physically aiming the detector for optimum signal With the target burner ON firing and the detector properly aimed the user can command the U niFlame 11 detector to Learn the Flame ON condition
56. ists the appropriate flame signal will still be driven to zero To display the Warning messages select Display under the FS Squelch 595 parameter 2 An FEG Warning condition can only exist if the user manually changed the MIN or MAX value for the FEG range in the IR and UV Settings M enus The default settings for these parameters are 5 and 255 respectively This message 15 only active if the affected sensor IR or UV has been selected 4 Excess signal may be addressed by reducing the appropriate sensor Gain Range to M ED or LOW or by installing a sight pipe orifice lJ 32 UniFlame Il User M anual 4 372001 05 Rev D 3 4 Password Menu This menu can be used to either ENTER the password fromthe Main Status Menu or it can be used to CHANGE the password fromthe Configuration Menu In the first case the menu will appear as shown below In the Second case CHNGE replaces the word ENTER ENTER PWDIGIT 1 Ent ry Nora Abo rted v m NOTE 2 NOTES ENTER PW DIGIT 2 1 User presses Up and 02 xx A Down keys to change the v value of the displayed digit 2 Pressing the P rogram key m enters the selected value and moves to the next digit ENTER PWDIGIT 3 A d UP DOWN Keys O V scroll through menu bye SELEC T Key ENTER PWDIGIT 4 0205 m PROGRAM Key DISPL AYED FOR 2 SECONDS PASS WORD To Config o eu Figure 3 4 Password Men
57. lame QUALITY or Flame SIGNAL e Factory default is Flame QUALITY Press SELECT to enter option use UP or DOWN key to pick Flame QUALITY or Flame SIGNAL press PROGRAM to SAVE FR220mA MAP VAL Allows user to select the 4 20 mA range M AP VAL of the parameter Range selected above 40 If FlameQUALITY was selected the analog output will be 4 mA when the FQ 0 The range or Flame Quality value for 20 mA 20mA MAP VAL is user selectable anywhere between 40 and 100 o Thefactory default value is 100 see Example 1 below o If the user selects a value of 50 when the Flame Quality reaches 50 the analog output will be 20 mA see Example 2 below e f FlameSIGNAL was selected the analog output will be 4 mA when the flame signal is 000 The range or Flame Signal value for 20 mA 20mA MAP VAL 15 user selectable anywhere between 400 and 999 e Thefactory default is 999 e ftheuser selects a MAP VAL of 500 when the Flame Signal reaches 500 the analog output will be at 20 mA Press SELECT to enter option and then use UP or DOWN key to pick MAP V alue between 40 100 for FQ or between 400 999 for FS then press PROGRAM to SAVE to Previous M enu BACK toMAIN Example 1 Example 2 20mA 20mA 4mA P 4mA 0 100 0 50 100 Select FQ Select FQ Map Value 100 Map Value 50 44 UniFlame Il User M anual 372001 05 Rev D 3 9 Date Time Menu 2009 SELECTED JUL SELECTED DAY OF THE MONTH Lg ia SELECTED Y H
58. lame detection at all air flow and furnace loads ranges of fuel firing e Rejection of the igniter flame if too short or in the wrong position to ignite the main flame reliably thus prohibiting the delivery of fuel to the burner 2 l Installation Procedure WARNING Protective filtered lenses should be worn when viewing flame Infrared and ultraviolet energy from the flame can be damaging to the eyes 1 T he best results are obtained when the detector is aimed so that the detector s line of sight intersects the burner center at a slight angle e g 5 degrees and sees a maximum of the primary combustion zone as shown in Figure 2 1 Single Burner Detector Sighting If only one detector is used per burner the line of sight should also intersect the igniting flame AIR REGISTER FLAME BLADES ENVELOPE SCANNER LINE GF SIGHT nes BURNER Bios BURNER 1 BASE PRIMARY COMBUSTION ZONE Figure 2 1 Single Burner Detector Sighting 2 For installations where separate detectors are used to monitor main and igniter flames the main flame detector should be sighted so it does not detect the igniter flame 3 The detector should have an unrestricted view of flame as far as possible Physical obstructions such as air register blades interfering vanes or other hardware should be cut away or notched so they do not fall within the detector s line of sight as sho
59. le Select are Key Pad Key Pad Line Inputs and Comms KEY PAD allows the file selection to be made only at the detector keypad LINE INPUT allows the file selection to be made only via an external Switch or relay COMM S allows file selection to be made only an external computer running FEX UniFlame Software PASSWORD The user may change the password to any four digit code desired See 0205 Password M enu for details RESETMAX TEMP The user may reset the highest internal temperature value that the detector N has recorded The M ax Temp will then be equal to the current internal temperature value FS Squelch M sgs Under certain operating conditions such as Front End Gain FEG out of limits the UV or IR Flame Signal may be driven to zero squelched by the scanner s control algorithm The user can choose to Display or to NOT Display the W arning M essages that notify the user that the flame signal is being squelched T he default choice is to NOT Display these messages T he specific messages affected are listed in the Group Il Warning M essages section ACTIVE FILE The user can manually choose which file to run and to Edit by selecting A this menu choice provided the Remote Select Key Pad choice is selected see above If the user wants to Edit the contents of a file they must first select and run that particular file A B C D A IR GAIN RANGE The A indicates the active file selected LOW T
60. lpha Numeric Display with five pushbutton keys UniFlame Il Wireless Infrared Transmitter used in conjunction with UniFlame 11 Wireless Hand held Communications T ool Cable Specification M ulti core 8 and 12 conductor color coded 18 AWG with foil wrap and overall braided shield and drain wire PLTC ER rating Maximum cable length 1000 feet 305 meters Cable acket PVC black flame retardant ROHS compliant Temperature Rating 40 F to 221 F 40 C to 105 C 8 Conductor Cable Nominal O D 0 44 11 2 mm maximum O D 0 48 12 2mm 12 Conductor Cable Nominal O D 0 52 13 2 mm maximum O D 0 56 14 2mm M aximum cable length 1000 feet 305 meters UniFlame Il User M anual 4 372001 05 Rev D Section 2 Installation The UniFlame Flame Detectors determine the presence or absence of flame by monitoring the frequency spectrum of the flame The detector should initially be mounted so that the primary combustion zone is within the detector s line of sight Thelocation and sighting instructions listed in the following sections are rough guidelines for the location of the detector The detector provides feedback via its V FD or wireless display to assist in the adjustment and proper alignment of the flame detector Refer to Section 2 4 for display installation and Section 3 for programming instructions Notes An acceptable detector location must ensure the following e Reliable main flame and or igniter f
61. lue of 5 T he detector stores the current real time FEG value any time a L earn Flame ON procedure is performed To assist in proper flame discrimination the Flame Quality number will be automatically reduced whenever the real time FEG value is higher than the Learned FEG value Example If the Learned FEG value was 20 and the real time FEG 15 now 40 indicating a dimmer flame the detector will decrease the Flame Quality number by 50 20 40 However if the Learned FEG value was 20 and the real time FEG 15 now 10 indicating a brighter flame the Flame Quality number will not be affected Flame Signal Strength Individual Sensors T his screen shows the individual sensor s contribution to the Flame Quality FQ number Each value 15 identified by the corresponding Flame Relay 1 2 indicating whether it is the IR or UV sensor Example 1 IRFS 1 060 2 010 UVFS 1 030 2 070 For Flame Relay 1 the infrared sensor has a current Flame Signal of 60 and the ultraviolet sensor has a Flame Signal of 30 The Flame Quality displayed would be their sum of 90 For Flame Relay 2 the infrared sensor has a current Flame Signal of 10 and the ultraviolet sensor has a Flame Signal of 70 The Flame Quality 29 UniFlame Il User M anual 372001 05 Rev D SELECT to Enter gt Error History SELECT to Enter gt Configure Menu displayed would therefore be their sum of 80 Example 2 IRFS 1 120 2 150 UV FS 1 220 2 000 For
62. nd UV BAND settings are 23 Hz The IR and UV USER GAIN settings are 15 ThelR and UV FEG LRNED settings are 255 All other settings are the same as the File A B C amp D Factory Defaults F3 Low Sensitivity Defaults All settings are same as the File A B C amp D Factory Defaults 54 UniFlame Il User M anual 372001 05 Rev D FORNEY UniFlame Il Configuration Record Date Parameter FILEA FILEB__ FILEC__ FILED Config M enu Remote File Sel EE mimo ST PP IRGAINRANGE SS E UVGANRANGE 0 4 20mA Config M enu Eira TTT FRIAQUMAPVAL FR24pOSELECT FR2 4 20 MAP VAL food COMMS SETTINGS Menu MODBUS ADDRESS MODBUS PARITY Man Config FR1 Menu R1 SENSOR SLECT R1 FFRT R1 ON THRESHLD R1 OFF THRESHLD R1 OnTime Dely Settings Menu RI IR BAND Freq SI j RIIR USER GAIN o RUIRFEGLRNED RIIRMINFEG RIIRMAXFEG UV Settings Menu RIUV BAND Fe TT TT RIUV USERGAIN RIUVFEGLRNED 55 UniFlame Il User M anual 4 372001 05 Rev D FILEA FILEB FILEC FILED Man Config F R2 Menu R2 SENSOR SLECT R2 FERT x R2 ON THRESHLD o R2 OFF THRESHLD Eo R2 On Time Dely Settings Menu 2 Freq R2IR USER GAIN R2 IR FEG LRNED R2 IR MIN R2IR MAX FEG FR2 UV Settings Menu R2UV BAND Freq R2UV USE
63. nfiguration M enu will allow the user to select Active File Change Password Select IR amp UV Gain enter A utomatic Configuration menu enter File Copy COM M s Settings change Date T ime enter 4 20 mA settings and M anual Configuration menus 30 UniFlame Il User M anual 372001 05 Rev D 3 3 The Error History Menu The most recent error is displayed first It displays the total number of errors that have occurred to date 11 in this example ERROR 11 RELAY FB CHECK C Caller R Reason This data is for Fireye engineering use only 06 01 2010 14 23 2xxxxx R XXXXX v The menu displays the last 10 Errors then cycles back to the top l ERROR 2 A CPU2 STATUS FAIL v UP DOWN Keys A scroll through menu v Ly 05 23 2010 12 15 SELECT Key 2xxxxx R XXXXX A m PROGRAM Key v SELECT to Exit gt To Main BACK to MAIN Status Menu A v Figure 3 3 Error History Menu Loop 3 3 1 Internal Error Messages 31 UniFlame Il User M anual 4 372001 05 Rev D 3 3 2 Warning Messages In the event of an abnormal operating condition the detector will automatically display a warning message Informing the user of the condition The warning message will be displayed for two 2 seconds then the standard status message will be displayed for ten 10 seconds This pattern will be repeated until the abnormal condition no longer exists or until the user press
64. o Enter gt Allows the user to select which parameter the 4 20 ma analog output 4 20 Config M enu represents The choices are Flame QUALITY or Flame SIGNAL Refer to THE 4 20 mA MENU section for details e When Flame QUALITY is selected the 4 20 ma range 20 mA MAP Value may be set anywhere from 40 to 100 e When Flame SIGNAL is selected the 4 20 ma range 20 may be set anywhere from 400 to 999 SELECT to Enter gt Allows the user to enter the current date and time into the detector Date Time M enu e Press the select key to see the year value To change the year press SELECT again then use the UP and DOWN arrows to scroll to the correct year Press PROGRAM to save this value Press DOWN arrow to view the MONTH To change the month value press SELECT scroll UP or DOWN to the correct M ONTH and press PROGRAM Press DOWN arrow to DAY of the MONTH Press SELECT scroll to current DA Y and press PROGRAM to Save e Youcanenter HOUR MINUTES SECONDS by following the process outlined above If the detector is turned off for morethan 36 hours the date time will revert back to the system default J an 1 2010 and current settings must be reentered Refer to DATE TIME MENU for details SELECT to Enter e Thecommunications address selected may range from 1 to 254 COMM 5 Settings e Each detector must have a unique address e No two detectors in a communications loop can have the same address Affects all
65. of any modifications made to this document subsequent to its issuance except in the case where such modifications were made with the express written approval of Forney Corporation All subsequent users of this publication should contact Forney Corporation to confirm the Original contents of this publication Additional copies of this publication may be obtained from Forney When ordering or requesting cost information refer to the publication number appearing on the title page A ddress to the attention of the Sales Department Forney Corporation 3405 Wiley Post Road Carrollton Texas 75006 5185 Revisions 12 2010 Initial Release B 101 2011 A dd new M ED gain value 07 2011 U pdate coupling add two models D 08 2011 A dd notes for NEMA 4X on UniFlame II without Connectors E 04 2012 A dded CEX option with blank cap added display installation instructions UniFlame Il User M anual 4 372001 05 Rev D Table of Contents SECON 1 DESCFIDHON sisirini iaia 3 LI Chris 4 1 2 Applieatioiu u uyum uuu cia 5 Lo DIMENSIONS 6 Un eee a qi 8 Secuon 2 Instaliatonisii 9 2 1 Msalato Procedure clicca 9 2 2 Mechanical ACCESS ONES T teria 11 2 3 ACCES SONGS guna atu os UM EM LIMEN ME TEM PM ETE 14 ZA Display INSTUCUONS scuta ota u bu i oti dat osa ola daba mata dit pest ed toco asi utt 16 2 5 Detector W uuu
66. or The active sensor in usefor FR1 and FR2 is displayed on this screen V alid values can be 1 1R LUV L IR amp UV and 2 1R 2 UV 2 IR amp UV to represent the possible combinations available Software Revision displays the current internal software revision ex SW REV 0033 0010 Comms This screen indicates the remote communications address baud rate bits parity and stop bit The address can range from 1 to 247 as selected in the Config M enu No two detectors in a communications loop should have the same address Default comm values are 247 19200 8 N 1 indicating address 247 19200 baud 8 bits No parity 1 stop bit FlameRelay T hresholds Each flame relay has a factory programmed FLAM E ON threshold of 40 and a FLAME OFF threshold of 20 0 100 scale Other ON and OFF thresholds may be programmed to suit particular applications On Threshold Flame ON threshold ONTH 1 xxx 2 xxx refers to the pull in threshold of the internal Flame Relay in terms of Flame Quality When the flame quality is equal to or greater than the ON threshold for a time equal to the On Time Delay setting the flame relay will energize heON threshold can be set from 5 to 100 threshold must be at least 5 units higher than the OFF threshold e Factory default ONTH value for FR2 is 40 Off Threshold Flame OFF threshold OFFTH 1 xxx 2 xxx refers to the drop out threshold of the internal flame relay in terms of Flame
67. ount with 3 8 NPT female cooling air connection 1 BSP female pipe mount with 3 8 BSP female cooling air connection Swivel M ount 0 ptional The detector swivel mount NPT see Figure 2 7 is used to adjust the detector sighting angle after the detector has been installed The swivel mount is shown in Figure 2 4 Figure 2 5 Figure 2 6 and Figure 2 1 Sealing oupling with Quartz Window 0 ptional The sealing coupling see Figure 2 4 and Figure 2 7 is used whenever a coupling or a seal is required for detector piping The quartz window blocks furnace pressure hot gases and soot from coming in contact with the detector and contaminating lens Available with 1 NPT or 1 BSP thread When the sealing UniFlame Il User M anual 4 372001 05 Rev D coupling is used a 1 inch Y fitting must be used downstream of it for connection of a purge air supply plug 3 8 opening Orifice K it Optional A n orifice may be used to restrict the detector s field of view aiding discrimination between the target flame and other flames in the combustion chamber An orifice may also be used to reduce the total amount of radiation reaching the detector thereby avoiding the chance of saturation The orifice kit contains nine different orifice sizes and two retaining clips The orifice can be installed either within the Swivel mount within the coupling or the surface mounting flange see Figure 2 8 Orifice contains an Orifice Re
68. owers up to ten detectors Dimensions 4 5 115mm high x 2 0 50mm wide x 4 8 121mm deep 24 Switching Power Supply 100W 120 240 vac 50 60 Hz input 4 2 A output at 24 Powers up to ten detectors Dimensions 3 2 82mm high x 5 7 145mm wide x 3 6 91mm deep Note Listed output is when power supply is vertically mounted and with an ambient temperature of 1229F 50 C maximum When mounted in a row allow at least 0 79 20mm between adjacent power supplies DIN rails are available in 12 305mm 24 610mm and 36 914mm lengths Detector Displays for Standard U niF lame M odels non e UniFlamell Alpha Numeric Display is a two line by sixteen character alpha numeric V FD Display with five pushbutton keypad The display 15 installed by the user onto the end of the detector enabling the user to view and change the operating parameters and set points at the detector itself UniFlamell Wireless Infrared Transmitter The Infrared Transmitter is installed by the user onto the end of the detector instead of a display The transmitter provides infrared wireless communications to the hand held remote communications tool CAUTION Damage to electronic components through electrostatic discharge E SD Before touching the internals of the UniFlame II scanner installers can discharge any static built up on their body by touching the outside of the scanner housing if the ground 15 already attached If
69. re 2 6 Center the swivel mount over the two inch hole the burner plate and secure using three hexed cap screws not provided Install the sight pipe on the swivel mount If a swivel is not used insert the end of the sight pipe into the hole align the hole to the desired viewing angle and tack weld welding must be adequate to temporarily support the weight of the installed detector The sight pipe should be arranged to slant downward so that dirt and dust will not collect inside CAUTION Use no more than one foot of one inch diameter sight pipe Increase the sight pipe diameter one inch for every additional foot of sight pipe length used to avoid restricting the detector s field of view W hen a satisfactory sighting has been confirmed by operational testing secure the swivel mount s ball position in place by tightening the three hex head cap screws located on the swivel 10 UniFlame Il User M anual 4 372001 05 Rev D mount ring 7 For ease of use the detector should be installed on the sight pipe so the V FD display if used can easily be read Note Operation of the V FD display is independent of position 8 The detector lens must be kept free of contaminants oil ash soot dirt and the detector housing temperature must not exceed its maximum rating of 150 65 C Excessive temperatures will shorten detector life Both requirements will be satisfied by a continuous injection of purge air at either the 3 8 ho
70. riate sensor sensor gain and bandpass frequency for optimum discrimination 40 UniFlame Il User M anual 4 372001 05 Rev D 3 7 File Copy Menu The FILE COPY function allows the user to copy the contents of one internal detector file to another M odels have four user configurable files A C D plus three factory configured files F1 F2 F3 Y ou may copy from any file to a user file Y ou are not allowed to copy from a user file to a factory file Y ou must first enter the source file then the destination file The Factory Configured Files F1 F2 and F3 contain the following factory default settings Factory Default Settings IR amp UV IR amp UV Flicker IR amp UV FEG User Gain Frequency Band LRNED At these settings the detector will respond to flame but will not likely discriminate between the target flame and other nearby flames At these intermediate settings the detector may not respond to flame and or may not properly discriminate until the detector is further tuned At these settings the detector will not likely respond to flame until the detector gain 15 increased Note As shipped all user files B C D contain the same setpoints as factory file F3 Copy FROM File tu Copy FROM File F1 SELECTED F4 Copy TO File L Copy TO File A SELECTED A M PUSH PROGRAM KEY FILE COPIED FILE COPIED message TO COPY F1 TOA shown for 2 seconds
71. select the appropriate sensor sensor gain and bandpass frequency for optimum flame ON OFF discrimination Note TheA uto Config function allows the user to perform the L earn Flame ON and L earn Flame OFF procedures for flame relays FR 1 and FR2 either together or separately AIM SCANNER IR 00 UV 00 A IR GAIN RANGE LOW A UV GAIN RANGE LOW START LEARN gt 1 and FR2 ON gt START LEARN gt and FR2 OFF gt START LEARN gt FR1 ON gt gt gt 4b 4 4 4 START LEARN gt FR1 OFF gt START LEARN gt FR ON gt START LEARN gt FR2 OFF lt SELECT to Exit BACK to CONFIG lt SELECT to Exit BACK to MAIN gt 4 4 4 d A R GAIN RANGE A SELECTED Low Y 4A UV GAIN RANGE SELECTED ow To Learn Menu To Leam Menu Ta Menu To Learn Menu To Leam Leam Men To Tap af Config Menu UP DOWN Keys Ta of scroll through menu MAIN Status Menu Figure 3 6 AUTO CONFIG MENU LOOP 38 SELECT Key PROGRAM Key UniFlame Il User M anual 4 372001 05 Rev D AutoC onfig is performed in 3 steps 1 Run the target flame at the low firing rate Enter the A utomatic Config menu loop and AIM SCANNER 15 displayed Physically aim the detector for peak signal strength as described in the Aim Scanner section below Press the DOWN key when complete 2 Press the DOWN key until the appropriate START LEARN
72. stock Table 13 Recommended Spare Parts List Part Description PartNumber 2011101 10 of qty required for boiler Power Supply 79508 70 1 for every 5 or 79508 51 79508 71 1 for every 10 12 Cond Pre fab Cable 401120 xx 1 for every 10 8 Cond Pre fab Cable 401119 xx 1 for every 10 59 UniFlame ll User M anual 4 372001 05 Rev D Table 14 UniFlame Il Part Numbers 401116 11 UniF lame Il without connectors internal terminal blocks 401116 10 UniFlame Il for UniFlame retrofit 1 12 pin quick disconnect connector 401116 05 UniFlame Il Blank Cap no display cap only 79508 70 24VDC 2A Power Supply powers up to 5 detectors 79508 71 24VDC 4A Power Supply powers up to 10 detectors 79508 51 24 VDC 4 2 A Power Supply powers up to 10 detectors 60
73. tainer and orifices with the following diameters 0 062 0 078 0 093 0 109 0 125 0 187 0 25 0 375 0 5 Cooling Cover Vortex T ube Cooler K it O ptional For high ambient temperature applications a Cooling Cover and V ortex T ube cooler kit are available Consult factory for details 1 Wye 1 Close Nipple 1 Nipple 3 8 Plug Swivel Mount Sealing Coupling with Quartz Window Surface Mounting Flange 22 25 642 mm Figure 2 4 Swivel Mount Wye Sealing Coupling and Detector Assembly 12 UniFlame Il User M anual 372001 05 Rev D 1 Nipple 3 8 Plug Swivel Mount Surface Mounting Flange 22 0 560 mm Figure 2 5 Swivel Mount Wye and Detector Assembly 3 8 Threaded Opening Swivel Mount Surface Mounting Flange 1 16 75 426 mm n lt Figure 2 6 Swivel Mount and Detector Assembly 13 UniFlame Il User M anual 4 372001 05 Rev D 12 Conductor Cable Swivel Mount 8 Conductor Cable Sealing Union with Quartz Window Figure 2 7 Accessories SWIVEL MOUNT BALL C O iss ORIFICE RETAINER PURGE AIR SUPPLY FIELD OF VIEW FIELD OF VIEW 1 SWIVEL MOUNT SEALING COUPLING 3 8 PLUG Figure 2 8 UniFlame Il Arrangement Drawing 2 3 Electrical Accessories Note Hazardous Area requirements for UniFlame 11 detectors with electrical connectors For hazardous locations
74. te the detector from the burner using the surface mounting flange with integral heat insulating female thread insert 6 Cooling Purge Air must be electrically isolated from the detector e g isolated short rubber hose DETECTOR TO CONTROL ROOM SHIELDING TECHNIQUES Detector with detector cables wired directly back to Connect braided shield of cable to earth ground at burner management system See below for remote power supply communications REMOTE COMMUNICATIONS LESS THAN 200 FEET Detector with detector cables wired directly back to Connect braided shield of cable to earth ground at control room power supply REMOTE COMMUNICATIONS GREATER THAN 200 FEET RS485 communications for detectors wired in a Connect braided shield of 8 and 12 conductor multi drop configuration Belden 9841 using cables to earth ground at power supply T wist wiring harness or junction box together and tape to electrically isolate shield drains from B elden 9841 cables inside each wiring harness or junction box Connect to earth ground at RS485 source e g IBM computer 2 9 Remote File Selection TheUniFlame Il detectors have four A B C amp D programmable memory files The user has the option of storing different detector setpoints for different operating conditions e g Gas Oil Pilot M ain Low Fire High Fire etc in these files With RFS selected as Line Inputs one or two external switches supplied by user will select b
75. ter is used to manually select which sensor s are used in a particular file Factory default is IR amp UV sensors The active file that this option will affect is identified in the third position e g R1B is active file B R1IA FFRT W hen the Flame Quality drops to or below the Flame Relay OFF Threshold the relay will de energize after the selected Flame Failure Response Time FFRT e Thechoices are 1 to 4 seconds e Themaximum allowable FFRT setting is determined by local safety code e Thedefaultis 1 second R1A ON THRESHLD This refers to the pull in threshold of the internal Flame Relay FR1 in 40 terms of Flame Quality e heON Threshold can be set from 5 to 100 e heON Threshold must be at least 5 units higher than the OFF T hreshold e Factory default valueis 40 R1A OFF THRESHLD This refers to the drop out threshold of the internal Flame Relay FR1 in 20 terms of Flame Quality When the Flame Quality is equal to or less than the OFF Threshold for a time equal to the Flame Failure Response Time setting see below the flame relay will de energize heOFF Threshold can be set from 0 to 95 e heOFF Threshold must be at least 5 units lower than the ON Threshold e Factory default value is 20 R1A ON TIME DELAY When the Flame Quality rises to or above the Flame Relay ON Threshold 1 the relay will energize after the selected On Time Delay OTD e Thechoices 1 to 6 seconds e Thedefault is 1 second
76. the end of the detector UniFlamell Wireless Infrared Transmitter is installed by the user onto the end of the detector instead of a display The Infrared transmitter provides wireless communications to a UniFlame 11 Wireless hand held remote communications tool e TheBlank Cover is installed by the user onto the end of the scanner to maintain environmental ratings when neither the Alphanumeric nor the Infrared display is installed With the Blank Cover installed the operator interface must either be via FEX Explorer PC software or by temporarily installing the Alphanumeric or Infrared display Refer to Section 2 4 for Display installation instructions TheUniFlamell CEX models are available with or without an operator interface UniFlame Il CEX includes the alphanumeric V FD Display and K eypad UniFlame Il Wireless includes the Infrared Transmitter UniFlame Il CEX ND uses a blank cap and has no display For this model the user must purchase separately the alphanumeric V FD display keypad or the FEX software to install and program UniFlame Il User M anual 4 372001 05 Rev D the detector The display and software are both capable of programming multiple detectors detector models are powered by 24 V DC and contain electronic self checking no mechanical shutter required Electrical connection is via quick disconnects Fiber optics are also available for extended viewing applications The Standard UniFlame model is pro
77. u Loop A four digit Password is required to enter the CONFIG menus If a Password is not entered pressing the SELECT key will advance directly to the Flame Quality display To enter the CONFIG menus you must enter the four digit Password The following example is for the factory installed password of 0205 1 With SELECT to Enter Configure M enu displayed press the SELECT key Oxxx will be displayed the first digit 0 is adjustable If the factory password was changed use the UP DOWN keys to select the appropriate first digit 2 With the first digit selected e g Oxxx press the PROGRAM key 00xx will be displayed the second digit 0 is adjustable Press the UP key twice to display 2 If the factory password was changed use the U P DOWN keys to select the appropriate second digit 3 W ith the second digit selected e g 02xx press the PROGRAM key 020x will be displayed the third digit 0 is adjustable If the factory password was changed use the UP DOWN keys to select the appropriate third digit 33 UniFlame Il User M anual 4 372001 05 Rev D 4 With the third digit selected e g 020x press the PROGRAM key 0200 will be displayed the fourth digit 0 is adjustable Press the UP key five times to display 5 If the factory password was changed use the UP DOWN keys to select the appropriate fourth digit 5 W ith all four digits selected e g
78. ude of the modulations the flame flicker that occur within the targeted flame During the detector set up procedure the modulation frequency that yields the best flame ON OFF discrimination is selected The appropriate modulation frequency and sensor gain can be either manually or automatically selected UniFlame Il is a dual cell detector utilizing UV and IR detector and various levels of housing type including FM Class Div 2 and ATEX see M odel Listing for full description of options Standard features include two independently adjustable Flame Relays that can be selected to operate from the UV sensor the IR sensor or both sensors 21 choices of modulation frequency adjustable sensor gain adjustable flame relay ON OFF thresholds two 4 20 mA analog signal strength outputs one for FR1 and one for FR2 Fault Relay four selectable programmable files e g for different fuels or firing rates and A uto Config capability with manual override Remote communication capability is available via optional FEX UniFlame software Ordered separately a blank cover or two different operator interfaces are available for the standard non CEX UniFlame Il detectors enabling the user to view and change the operating parameters and setpoints e UniFlamell Alpha Numeric Display is a two line by sixteen character alpha numeric V FD display with a five pushbutton keypad The UniFlame Il Alpha Numeric Display is installed by the user onto
79. uencies and the time saving A uto Config function and remote modbus communications capability e g larger multi burner boilers and furnaces The UniFlame II detector contains both the infrared and ultraviolet flame sensors e Theinfrared IR flame sensor responds to infrared radiation from 700 to 1700 nanometers wavelength e Theultraviolet UV flame sensor responds to ultraviolet radiation from 295 to 320 nanometers wavelength UniFlame Il Detector Features for the basic and the explosion proof model e Flame Relay Fault Relay 4 20 mA Output 21 M odulation Frequency Selections 4 Memory Files Remote PC Communications Auto Config Explosion Proof Detector Features in addition to basic features e Window joints are cemented using A remco bond 568 high temperature epoxy with a temperature rating of 65 C to 204 Window material is fused silica with a temperature rating of 950 C O rings are made of BUNA N with temperature rating of 121 C Suitably rated blanking elements must be used on all unused openings Supply connection wiring shall have a temperature rating of at least 105 C NOTE The above items are suitable for the UniFlame Il scanners rated environment and conditions of use UniFlame Il User M anual 4 372001 05 Rev D 1 3 Dimensions PURGE AIF CONNECTION l NPTOR i isi 3 8 1 BSP SIGHT PIPE B Model Optional Displa 3 8 NPTOR 25 asic Model Optional Display shown T aig asp
80. using inlet or the 1 Y connection ahead of the swivel mount as shown in Figures 6 7 and 8 Note Internal detector temperature is available via the VFD display See Status Menu under Programming the D etector The detector mounting may be made with provision for purge air through only the 3 8 opening as shown in Figure 8 or for purge air through either the 3 8 opening or the 1 Y connection as shown in Figure 7 In the latter arrangements normally only one of the two connections is provided with purge air and the other connection is plugged W hen a sealing coupling is used as shown in Figure 6 the 1 Y connection is used for the purge air and the 3 8 opening is plugged It is good practice to use the sealing coupling with NPT threads on all installations to insure against unwanted furnace pressures from damaging the detector lens Under normal conditions with clean burning fuels and moderate ambient temperature conditions purge airflow of approximately 4 SCFM 113 l min is generally adequate U p to 15 SCFM 425 I min may be required for fuels that produce high levels of ash or soot or for hot environments to maintain the detector s internal temperature within specification 2 2 Mechanical Accessories Surface M ounting F lange R equired Cast aluminum with gray polyester powder coat finish Contains an integral heat insulating female thread insert external heat insulating nipple not required e NPT female pipe m
81. vided with two cable quick disconnects one 8 pin and one 12 pin for use with the prefabricated 8 and 12 conductor cable assemblies ordered separately The UniF lame l without Connectors model is similar to the standard U but without the two cable quick disconnects Instead of quick disconnects the U niF lame I1 without Connectors model has two threaded openings one 1 2 NPT and one NPT for the customer to install their own cable connectors or cable glands Filler plugs are installed at the factory The customer will connect their cable s to two internal terminal blocks located inside the scanner Note In order to maintain the NEMA IP 66 rating suitable NEMA 4X IP 66 connectors fittings or conduit must be used The UniF lame 1 for UniFlamel Retrofit model is similar to the model standard U niF lame II model but 15 intended to retrofit into existing UniFlame installations where the customer is using the existing cable assembly Instead of the two cable quick disconnects the 9 U niFlame II for UniFlame Retrofit model has one 12 pin UniFlame style quick disconnect for use with the U niFlame prefabricated cable assembly With this model only the first flame relay FR 1 and its 4 20 ma output are accessible The user does not have access to the second flame relay FR2 or to its 4 20ma output For backward compatibility with U niFlame wiring the Fault Relay contacts are factory wired in series with the Flam
82. wn in Figure 2 3 Note Always check with the burner manufacturer before you trim the register blades UniFlame Il User M anual 4 372001 05 Rev D 4 Consideration must be given to burner secondary air rotation some burners have clockwise CW air rotation and others have counterclockwise CCW air rotation If combustion air enters the furnace with a rotational movement of sufficient velocity to deflect the igniter flame in the direction of rotation position the detector 10 to 30 degrees downstream of the igniter as shown In Figure 2 2 and close to the periphery of the burner throat See Figure 2 1 R NIT OR SCANNER PS sae CI SCANNER e TAIN MAIN BURNER i x BURMER y COW ROTATION CW ROTATION Figure 2 2 Detector Location vs Secondary Air Rotation 5 Having determined the approximate location for the sight pipe cut a clearance hole for a 2 inch pipe through the burner plate Look through the hole If register vanes interfere with the desired line of sight the interfering vane s should be trimmed to assure an unrestricted viewing path at all firing levels as indicated in Figure 2 3 Note Always check with the burner manufacturer before you trim register vanes NOT THIS BUT THIS Figure 2 3 Flame Must Completely Cover Sight Opening 6 The preferred method for mounting surface mounted detectors requires the use of a swivel mount NPT shown in Figure 2 4 Figure 2 5 amp Figu
83. xample to Edit file you must be currently running file See File Select section 4 lt gt 4 lt gt lt gt lt gt 4 4 lt gt lt gt 4 4 Remote File Sel Key Pad PASSWORD Reset Max Temp FS Squelch Msgs Do Not Display Active File A IR GAIN RANGE LOW 0205 N A UV GAIN RANGE LOW SELECT to Enter gt AUTOMATIC CONFIG SELECT to Enter gt File Copy Menu SELECT to Enter gt 4 20mA Config Menu SELECT to Enter gt Date Time Menu SELECT to Enter gt COMMS SETTINGS SELECT to Enter gt Man Config FRI SELECT to Enter gt Man Config FR2 lt SELECT to Exit BACK to MAIN f Yo f 7 SELECTED To Change Password SELECTED SELECTED SELECTED SELECTED SELECTED To Automatic Config Menu Z File Copy Menu To 4 20 mA Config Menu To Date Time Config Menu To Comms Menu To Manual 1 Config MENU To Manual FR2 Config MENU To Main Menu Remote File Sel Key Pad NOTE Use Up Down to change value typical Reset Max Temp FS Squelch Msgs Do Not Display Active File A IR GAIN RANGE LOW v A UV GAIN RANGE LOW y SELECT Key eie Figure 3 5 CONFIG Menu Loop 35 UP DOWN Keys scroll through menu PROGRAM Key UniFlame Il User M anual 4 372001 05 Rev D Remote File Select Remote File Sel Affects all files Choices for Remote Fi
84. ys to return to the menu loops 3 4 2 Removing Password Protection The user may choose to disable remove password protection for an extended period of time during commissioning and then restore password protection at a later time when commissioning is complete remove password protection first enter the current password and then change it to 0000 following the steps described in the Change Password section above W hen the password has been changed to 0000 the user will no longer be prompted to enter a password to gain access to the CONFIG menus To restore password protection enter the CONFIG menu and press the DOWN key until PASSWORD 0000 15 displayed Press the SELECT key and follow the steps in the Change Password section to change from 0000 to either the as shipped password of 0205 or to any other four digit code desired 34 UniFlame Il User M anual 372001 05 Rev D 3 5 Config Menu To select a specific item to change from the Config M enu scroll to it using the UP and DOWN arrows then press the SELECT button To exit the viewed value without changing it press the SELECT button again To change a value press the UP DOWN keys until the desired value is displayed Press the PROGRAM button The display will scroll NEW VALUE SAVED then automatically de select the menu choice as If the SELECT button had been pressed Note Y ou may only Edit the File that the detector is currently running For e

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