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44 

ซ.บรมราชชนนี 

70 

ถ.บรมราชชนนี ศาลาธรรมสพน์ ทวีวัฒนา กทม. 

10170. 

website: 

https://www.add-furnace.com/

 

โทร:

 02-888-3472 

Line ID: @add11 Wechat ID: add0883001122 

 

Connection diagram and internal diagram 

  

LFS1.1 with RAR9

 

HS 

L 

  

N 

 

T / B 

12    10 

 

6 

1  L 

 

EK

 

LFS1.1... 

 

FR 

 

fr1

 

fr2 

 

HR

 

LED 

 

hr1 

 

Si 

 
 
 

 

11 

9 

7 

BCI 

2  N 

3 

4 

5 

 

0...10 V 

 

 

 

 

 

R

A

R

9.

.. 

 

 

 

 

 

 

 

 

 
 
 
 

 

7

7

8

2

a

0

7

/0

4

1

5

 

 
 
 
 

Note! 

 

Β 

The test mode switchover (T/B) is only required in conjunction with the control 

unit LEC1. Otherwise terminal 6 of the LFS1 must be connected directly to the 

phase conductor «L» at terminal 1 in this case.

 

 

Key 

 
 

BCI 

Communication interface 

HS 

All-polar main switch 

 

(

B

urner 

C

ommunication 

I

nterface) 

ION 

Ionization probe 

EK 

Lockout reset button (internal) 

LED 

Internal LED (three-colored) 

FS 

Flame signal 

QRA 

UV flame detector 

FSV 

Flame signal amplifier 

RAR9 

Photocell detector 

FR 

Internal flame relay 

Si 

Internal fuse 

fr1 

Flame relay NO contact 

T/B 

Flame signal amplifier test mode switchover 

fr2 

Flame relay NC contact 

 

(QRA, RAR9: Only required in case of replacement by 

HR 

Internal auxiliary relay (test mode switchover) 

 

LEC1 

hr1 

Auxiliary relay NO contact 

0...10 V 

Voltage output for outputting flame signal strength 

 

 

+ 

Terminal labeling on QRA 

 

 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 

23/40 

 

 

Building Technologies                                                                                                                   CC1N7782en 18.04.2018 

Содержание LFS1 Series

Страница 1: ... or on their products Use features Use LFS1 units are designed for the supervision of oil burners and gas burners in combination with control unit LEC1 burner control LME39 xxxRP or with programmable logic controllers Typical fields of application range from industrial burners up to the highest security level SIL3 and in the field of ship burners Flame supervision Takes place with photocell detect...

Страница 2: ...h manual startup Features Flame signal display via multicolor LED signal lamp Flame signal display via DC 0 10 V output signal display only Can be parameterized via BCI communication interface Potential free signal contacts with double insulation Undervoltage detection Supplementary documentation ASN Title Documentation Document type number LEC1 Control unit CC1N7761 Data Sheet AGK11 7 Connection ...

Страница 3: ...observed there is a risk of electric shock An ignited UV tube is a source of UV radiation If the flame is supervised by optical flame detectors both detectors must be placed in a way that ensures there is no direct visual contact between them If this is not observed there is a risk of loss of safety functions Connection of UV flame detectors QRA2M and QRA10M is only permitted if additional module ...

Страница 4: ... for household and similar use Part 2 5 Particular requirements for automatic electrical burner control systems The edition of the standards that applies in each case can be found in the declaration of conformity Β Note on DIN EN 60335 2 102 Household and similar electrical appliances Safety Part 2 102 Particular requirements for gas oil and solid fuel burning appliances having electrical connecti...

Страница 5: ...switching loads corresponds to approx 10 years of service starting from the date of manufacture on the nameplate For industrial applications with reduced switching loads of a maximum of 0 1 A the flame safeguard has an increased designed life cycle of up to 1 000 000 burner startup cycles This life cycle is based on the endurance tests specified in standards EN 13611 and EN 298 A summary of the co...

Страница 6: ...7 is available for mounting and is designed for cable entry from the front the side or below 4 earth terminals provide connections for the earth conductors of burner plant components such as the ignition transformer The flame safeguards themselves are double insulated refer to the Installation notes chapter The separating plate must be connected so that it is flat level with the plug in base refer...

Страница 7: ...afeguards LFS1 and the terminal bases AGK11 7 including separating plate element are double insulated between the terminal areas 1 7 and 9 12 This means that they feature strengthened insulation refer also to the Technical data Β If the double insulation needs to be present up to the connected components the separating plate element included in the scope of delivery of the AGK11 7 must be installe...

Страница 8: ... equipment special lamps ignition sparks as well as high energy X rays and gamma rays Polarity or short circuit at the connection terminals of the RAR9 does not lead to a flame signal Polarity at the connection terminals of UV flame detectors QRA2 QRA2M QRA4 QRA4M QRA10 QRA10M does not lead to a flame signal A short circuit at the connection terminals of UV flame detectors QRA2 QRA2M QRA4 QRA4M QR...

Страница 9: ...l strength can also be displayed permanently during continuous burner operation Using with the control unit LEC1 The electrical circuit of the LFS1 is intrinsically safe and in conjunction with the control unit LEC1 is tested for proper functioning each time the burner is started up An automatic extraneous light test is performed by increasing the sensitivity of the amplifier during the burner off...

Страница 10: ... of the flame signal ionization current a short circuit between the flame detector and functional earth cannot simulate a flame signal Single electrode operation i e ignition and supervision with a single electrode is not possible Do not activate the test mode switchover using terminal 6 during flame supervision with ionization probes Terminal 6 must be connected directly to the phase conductor at...

Страница 11: ... 5 s 0 3 s 1 s LFE10 QRA2 QRA2M QRA4 QRA4M QRA10 QRA10M BPZ LFS1 11A1 LFS1 11A1 AC 120 V Oil RAR9 5 s 0 3 s 1 s LAE10 110V BPZ LFS1 21A1 LFS1 21A1 AC 120 V Gas oil ION 5 s 0 3 s 1 s LFE10 110V QRA2 QRA2M QRA4 QRA4M QRA10 QRA10M Range adjustment for times From Parameter 217 00 Parameter 217 01 those are added up to the hours indicated above 0 s 0 s To Parameter 217 00 Parameter 217 01 11 907 s 11 9...

Страница 12: ...lues At least one value which is 7 greater must be parameterized The following applies to maximum values At least one value which is 7 smaller must be parameterized Example 1 Calculation The flame signal flame out response time tab must not be set above 5 seconds 5 seconds 1 second 7 3 65 seconds Value to be parameterized parameter 217 01 Must be the same as or smaller than the calculated value e ...

Страница 13: ...on probe Supplied by customer Connection accessories for small burner controls Plug in base AGK11 7 Article no BPZ AGK11 7 To connect the flame safeguard LFS1 to the burner plant 11 pole screw terminals With enclosed plastic separating plate to ensure safe separation between terminals 9 12 and terminals 1 7 Black plastic Refer to Data Sheet N7201 Cable gland holder AGK65 Article no BPZ AGK65 For u...

Страница 14: ...0 2772 505 0 Fax 49 0 2772 505 2319 www rittal de Reset button extension AGK20 Article no BPZ AGK20 Adapter KF8896 Article no BPZ KF8896 Adapter for replacing LAE10 and LFE10 with LFS1 Ensures mechanical height adjustment and correct terminal assignment Refer to dimensions Signal cable AGV50 100 Article no BPZ AGV50 100 Signal cable for AZL2 with RJ11 connector cable length 1 m pack of 10 Signal c...

Страница 15: ...PZ OCI412 11 The unit is used as an interface converter between flame safeguard LFS1 in the proprietary BCI communication protocol for building automation systems or PLC systems The interface on the outlet side is based on the RS 485 standard PC software ACS410 Article no BPZ ACS410 For setting the parameters and for visualizing the flame safeguards Refer to Software Documentation J7352 Display an...

Страница 16: ...External fuse T1 6A 10 Permissible mounting position Optional Weight LFS1 11A1 115 g LFS1 11A2 115 g LFS1 21A1 148 g LFS1 21A2 144 g Safety class To DIN EN 60730 1 Safety class I For applications without safe separation Protection against electric shock is achieved through double or reinforced insulation Provision for the protective earth connection is made in the plug in base AGK11 7 When replaci...

Страница 17: ...ecifications as per EN 60730 1 Type of shutdown or interruption of each Shutdown with micro switch 1 pole circuit Mode of operation type 2 B Perm current rating Terminals 3 and 5 flame detectors Refer to Flame detectors chapter Terminal 6 test mode switchover Max 1 mA Terminal 7 voltage output 0 10 V Max 0 1 mA Terminals 11 and 12 NO switching output Max 1 A cosι 0 6 For a maximum of 250 000 burne...

Страница 18: ... Class 3K5 Mechanical conditions Class 3M2 Temperature range 20 60 C Humidity 95 r h Installation altitude Max 2 000 m above sea level Attention Condensation formation of ice and ingress of water are not permitted If this is not observed there is a risk of loss of safety functions and a risk of electric shock Signal cable AGV50 Display BCI Signal cable Cable length AGV50 100 Cable length AGV50 300...

Страница 19: ...QRA4 QRA4M QRA10 Photocell detector RAR9 QRA RAR9 ION UV flame detector QRA2M QRA10M QRA AGK11 7 31 PE N BN BK GN YE BU AGK30 Key A Incidence of light from the flame C Electrolytic capacitor 100 µF 10 V DC ION Ionization probe M Microammeter QRA UV flame detector RAR9 Photocell detector Attention High voltage ignition may affect the ionization current Possible remedy Swap the ignition transformer ...

Страница 20: ...itching threshold limit values Switching on flame ON 20 µA DC 20 µA DC Switching off flame OFF 5 µA DC 5 µA DC Detector current required for reliable operation 24 µA DC 24 µA DC Switching threshold in the event of poor flame during operation Approx 24 µA DC Approx 24 µA DC LED flashes green Possible detector current with flame typical Test mode 700 µA 700 µA Operating mode 550 µA 550 µA Flame supe...

Страница 21: ...threshold for switching on flame ON signal parameter 182 Test level switching threshold for flame detector ION QRA2 QRA2M RAR9 QRA4 QRA4M QRA10 QRA10M Parameter 182 0 1µA 1µA 12µA 12µA 5µA 5µA Parameter 182 1 2µA 2µA 12µA 12µA 10µA 8µA Parameter 182 2 4µA 4µA 12µA 12µA 20µA 18µA 12µA 12µA Parameter 182 3 8µA 8µA 30µA 28µA Values printed in bold are the same as the factory settings 21 40 Building T...

Страница 22: ...tage output for flame supervision with QRA2 QRA2M QRA4 QRA4M QRA10 QRA10M 10 7782d02en 0416 9 8 DC 7 6 Volts 5 4 3 2 1 0 0 20 40 60 80 100 Parameter 699 01 5 Parameter 699 01 16 Parameter 699 01 35 Detector current µA Factory setting LFS1 1 terminal 7 voltage output for flame supervision with RAR9 10 9 8 7 6 DC 5 4 Volts 3 2 1 0 0 20 40 60 Detector current µA Parameter 699 01 5 Parameter 699 01 16...

Страница 23: ...terminal 1 in this case Key BCI Communication interface HS All polar main switch Burner Communication Interface ION Ionization probe EK Lockout reset button internal LED Internal LED three colored FS Flame signal QRA UV flame detector FSV Flame signal amplifier RAR9 Photocell detector FR Internal flame relay Si Internal fuse fr1 Flame relay NO contact T B Flame signal amplifier test mode switchove...

Страница 24: ...ication Interface ION Ionization probe EK Lockout reset button internal LED Internal LED three colored FS Flame signal QRA UV flame detector FSV Flame signal amplifier RAR9 Photocell detector FR Internal flame relay Si Internal fuse fr1 Flame relay NO contact T B Flame signal amplifier test mode switchover fr2 Flame relay NC contact QRA RAR9 Only required in case of replacement by HR Internal auxi...

Страница 25: ...erface ION Ionization probe EK Lockout reset button internal LED Internal LED three colored FR Internal flame relay QRA UV flame detector fr1 Flame relay NO contact Si Internal fuse fr2 Flame relay NC contact T B Flame signal amplifier test mode switchover HR Internal auxiliary relay test mode switchover QRA RAR9 only required when replacing with hr1 Auxiliary relay NO contact LEC1 0 10 V Voltage ...

Страница 26: ...en 0718 Key FS Flame signal fr1 Flame relay NO contact fr2 Flame relay NC contact hr1 Auxiliary relay NO contact LED Internal LED three colored T B Flame signal amplifier test mode switchover QRA2 QRA2M QRA4 QRA4M QRA10 QRA10M Extraneous light test for flame detectors QRA not required for RAR and ionization probe flame supervision tw Waiting time tan Flame signal flame on response time tab Flame s...

Страница 27: ...st and the flame detector test on the LFS1 The test is controlled via the connecting line between terminal 15 of the control unit LEC1 and terminal 6 of the flame safeguard LFS1 Both tests start about 7 seconds after a controlled shutdown are continued during burner off periods are continued during the ensuing prepurge time end 3 seconds before the start of the safety time The following flame sign...

Страница 28: ...ards to an unlikely coincidence With dual supervision the control contacts of the flame relays of both flame safeguards are connected in series so that loss of the flame signal of either of the flame safeguards is sufficient to cause lockout of the burner A faulty flame signal by only 1 of the 2 flame safeguards during burner off times or purging times also leads to lockout Z Key FR Internal flame...

Страница 29: ... relay d is now maintained in its energized condition via circuit path 11 12 of the 2 flame relays When the button I is released the ignition will be switched off thus completing the startup sequence If the event of loss of flame on 1 of the burners the respective flame relay is deenergized thereby neutralizing the holding circuit for relay d This means that the fuel valves of both burners will im...

Страница 30: ...gnition transformer and the fuel valves Likewise after rectification of the error the burner can only be restarted together with the other burners that is only after all burners 7782a11 1115 have previously been shut down Attention An ignited UV tube is a source of UV radiation In the case of flame supervision by means of flame detectors the detectors must be placed in a way that ensures there is ...

Страница 31: ...vent of a flame ON signal the fr1 NO contact closes and the fr2 NC contact opens at the same time In the event of a flame OFF signal the fr2 NC contact closes and the fr1 NO contact opens at the same time Wait for standby Test for prematurely aged UV cell Program time tw tan Phase number AZL2 oP P2 0 Parameter number AZL2 0 7 1 2 LED steady on LED flashes Terminal Function inputs Ro3 T B hr1 No 4 ...

Страница 32: ...ition equipment Z1 as its flame is safely ignited by the pilot burner The flame relay control contacts for both flame safeguards LFS1 2 are connected in series This means that both burners can only be switched on and off together with the other burner in each case The flame ON signal at terminals Dix Diy on the digital input module F DI can therefore only occur when both flame signals are present ...

Страница 33: ...ing mode continued Attention A fail safe PLC must be used Key F CPU Fail safe CPU central processing unit of PLC F DI PLC fail safe digital input modules F RO PLC fail safe digital relay output modules ION Ionization probe L N Phase conductor neutral conductor FR HR Flame relay auxiliary relay V1 V2 Fuel valve for burner 1 burner 2 QRA UV flame detector PLC Programmable logic controller Z1 Ignitio...

Страница 34: ...cation codes according to the color code table below Color code table for the multicolor signal lamp LED Status Color code Color Waiting time tw or no operating OFF voltage Waiting for flame signal Yellow Test mode active no extraneous light Flashing yellow signal available Test mode active extraneous light Yellow green signal available Operation flame OK Green Operation flame not OK Flashing gree...

Страница 35: ... again for more than 3 seconds The moment of switching over is indicated by a yellow light pulse The following sequence activates diagnostics of the cause of the error Lockout position Lockout position Visual diagnostics On Flashing 3 s Error code table 3 s Lockout position Interface diagnostics PC analyzer 7130z04e 0602 Reset 3 s Signal lamp LED Possible cause flashing code 1 9 flashes Free 10 fl...

Страница 36: ... open the clip by gently tilting it towards the cable using your finger before pulling out the RJ11 connector BCI interface connection jack 7782z05en 1215 The display and operating unit AZL2 with LCD display enables simple operation parameterization and targeted diagnostics via menu driven operation When performing diagnostics the display shows the operating statuses the type of error and the star...

Страница 37: ...ID add11 Wechat ID add0883001122 Dimensions Dimensions in mm LFS1 Ø22 6 3 9 Plug in base AGK11 7 and 88 AGK65 1 91 5 953 159 41 6 247 562 Plug in base AGK11 7 with separating plate element shown in green 28 5 4 5 2 Ø 6 1 Ø 10 5 24 24 30 30 88 4 62 5 17 23 5 7782m02 0415 37 40 Building Technologies CC1N7782en 18 04 2018 ...

Страница 38: ...er KF8896 and plug in base for LAE10 low plug in base for LFE10 AGK410413450 38 40 Building Technologies Dimensions in mm 62 7 7782m01 0416 LAE 1 2 3 4 5 6 7 PE LFE KF8896 LFS1 1 2 3 4 5 6 7 8 9 48 5 88 When replacing LAE10 and LFE10 with LFS1 adapter KF8896 ensures that the height can be adjusted mechanically and that the terminals are assigned correctly 5 63 89 13 26 47 2 62 5 CC1N7782en 18 04 2...

Страница 39: ...www add furnace com โทร 02 888 3472 Line ID add11 Wechat ID add0883001122 Dimensions continued Dimensions in mm LFS1 with adapter KF8896 and plug in base for LAE10 high plug in base for LFE10 AGK410490250 63 46 13 47 2 62 5 5 109 39 40 Building Technologies CC1N7782en 18 04 2018 ...

Страница 40: ... add furnace com โทร 02 888 3472 Line ID add11 Wechat ID add0883001122 Dimensions continued Dimensions in mm LFS1 with lockout reset button extension AGK20 7101m03 1108 Designation Length L in mm AGK20 19 19 AGK20 43 43 AGK20 55 55 40 40 Building Technologies CC1N7782en 18 04 2018 ...

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