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techniques for energy saving

LB1374   

MULTIFLAM 700.1÷1200.1 PR 

RWF 40 MICROPROCESSOR REGULATOR

Display:

analog input 1

(actual value)

Display: Set point SP1

Decrease value

Programming key

Manual operation

Auxiliary contact

Increase value

EXIT key.

Burner operation

Reduce power

CLOSE/1st Stage

Increase power

OPEN/2nd Stage

Two-stage operation

Description of display and keys on the RWF 40 microprocessor regulator

The figure shows the normal display indicating

the actual value and the programmed set

point, and equally important,

gives the meaning of the

single keys and indicator Leds.

Configuration level

User Level

Normal display

Parameters level

PGM

PGM

PGM

PGM PGM

PGM

PGM PGM

PGM

PGM

min 2s

min 2s

min 2s

Exit

PROGRAMMING LEVELS

Summary of Contents for Multiflam 1000.1 MD

Page 1: ...LB1374 28 07 2005 Multiflam 700 1 Multiflam 800 1 Multiflam 1000 1 Multiflam 1200 1 PR PR MD MD Natural Gas Light oil MODELS techniques for energy saving GAS HEAVY OIL DUAL BURNERS ...

Page 2: ...0 11 293 100 Thermal power min kW 1 500 2 000 2 500 2 700 kcal h 1 290 000 1 724 000 2 155 000 2 327 600 Max capacity Natural Gas Nm3 h 729 855 1 056 1 318 Min capacity Natural Gas Nm3 h 150 201 251 272 Max heavy oil flow rate kg h 638 748 924 1 152 Min heavy oil flow rate kg h 132 176 220 237 Gas pressure mbar 300 300 300 300 Voltage 50 Hz V 230 400 230 400 230 400 230 400 Motor kW 15 18 5 22 37 ...

Page 3: ...e carried out with the max air delivery the burner control circuit turns the air damper to the max delivery position by the air servocontrol in approximately 30 seconds time When the servocontrol is fully open a signal to the electronic control unit starts the 66 seconds pre purge cycle At the end of the prepurging time the air servocontrol gets to the Low Flame position so that burner ignition is...

Page 4: ...ng the ignition transformer cuts in and generates a spark between the electrodes At the same time the two gas valves open Vs safety valve and Vl working valve The total safety in case of missed ignition or casual burner s flame out is granted by a ionisation probe which cuts in and sets the burner shutdown within the safety time In case of gas lack or a major pressure drop the minimum air pressure...

Page 5: ...m gas flow rate see figure on solenoid valve adjustments or adjust the gas pressure in the governor ADJUSTING THE MAXIMUM AIR FLOW RATE Adjusting the maximum air flow rate see figure detail 2 Loosen the nut holding the air damper transmission rod The correct air flow as established by analyzing the combustion process ADJUSTING THE INTERMEDIATE BURNER CAPACITY Using the selector start the servomoto...

Page 6: ...essure switch to the minimum by turning regulator D to position 1 Start the burner and keep in low flame running while checking that combustion is cor rect Through a small cardboard progressively obstruct the air intake until to obtain a CO2 increase of 0 5 0 8 or else if a pressure gauge is available connected to pressure port E until reaching a pressure drop of 1 mbar 10 mm of W G Slowly increas...

Page 7: ...g PUMP S PRESSURE OIL TEMPERATURE DIAGRAM Pump inlet pressure the vaporisation of light fraction of heated heavy oil causes premature pump wear to avoid this use the inlet pressures shown in the graph 1 2 3 4 5 0 6 50 100 150 bar Oil temperature C Pump inlet pressure ...

Page 8: ...r Drawing for heavy fuel oil up to 50 E at 50 C Hot water Return hot water pipe hot water pipe oil pipe oil pipe heating cable insulation section 1 Burner 2 Tank 3 Heater 4 Safety operation thermostat 5 Level switch 6 7 Filter 8 Load pumps 9 Holding basin 1 Burner 2 Tank 3 Heater 4 Safety operation thermostat 5 Level switch 6 Self cleaning filter 7 Heating coil 8 Load pumps 9 Ring pumps 10 Regulat...

Page 9: ...mally always connected The pump starts to send oil the head has already been heated by its cartridge O and therefore has no residue of cold dense oil which flows from the tank to the head and then to the return line of the ring When the head thermostat reaches the set value usually about 70 30 C the cycle starts properly and the control programmer enables start up The servomotor sets itself at min...

Page 10: ... greater than 0 45 bar to avoid pump s cavitation That check valve is suitably designed for the duty The pump pressure is set at a value of 22 25 bar during the testing of burners Before starting the burner bleed the air in the pump through the gauge port Fill the piping with light oil to facilitate the pump pri ming Start the burner and check the pump feeding pressure In case the pump priming doe...

Page 11: ...8 Out 4 120 To modify factory temperature setting act as follows press key F the led Out 1 starts to flash if You need to modify minimum oil temperature press increase or decrease button after confirm the new value pressing again F if You need to modify an other temperature press again F untill You the relevant led flashes Please take care if key F is pressed for a too long time You enter in confi...

Page 12: ...1 1200 1 PR F I H E G N A D Q O P PRE PURGING PHASE LEGEND A Solenoid valve N C D Regulator E Tank F Anti gas valve G Resistance of the preheather H Pipe filter I Oil pump N Manometr O Resistance of combustion head P Oil temperature sensor Q Oil nozzle ...

Page 13: ...pag 13 LB1374 MULTIFLAM 700 1 1200 1 PR techniques for energy saving ...

Page 14: ...sation Before going on with the maintenance controls of the burner it should be advisable to check its general conditions according to the following steps Unplug the burner close the fuel cock shut down the gas supply remove burner s cover and clean the fan and air intake clean the firing head and check the electrode s position reassemble all the parts check the connection s sealing check the chim...

Page 15: ...s are clogged Heavy oil pressure is too low Combustion air s flow rate too high related to nozzle output THE BURNER RUNS THE PREPURGING BUT DOES NOT IGNITE Check the position of the electrodes check the ignition cable Check the ignition transformer Check the control box THE BURNERS IGNITES BUT SWITCHES TO LOCKOUT AFTER THE SAFETY TIME Check phase and neutral for a correct connection Check gas sole...

Page 16: ...Reduce power CLOSE 1st Stage Increase power OPEN 2nd Stage Two stage operation Description of display and keys on the RWF 40 microprocessor regulator The figure shows the normal display indicating the actual value and the programmed set point and equally important gives the meaning of the single keys and indicator Leds Configuration level User Level Normal display Parameters level PGM PGM PGM PGM ...

Page 17: ...he PGM PGM key to access the parameters level To move from one parameter to the next press PGM PGM When HYS1 is displayed burner ignition differential stage II increase or decrease the value using the and keys Confirm the changed parameters by pressing PGM PGM If confirmation is not given within 2 seconds the value will be stored automatically Press PGM PGM to access the next parameter When HYS2 i...

Page 18: ...731 4 Cod S720 1 Connection for probe QAE2 passive probe Water probe Configuration code C111 9XXX Connection for probe FT TP passive probe Degusa probe Configuration code C111 5XXX Connection for probe QBE620 P active probes Configuration code C111 GXXX S731 0 4 bar 0 400 kPa QBE620 P4 S731 1 0 10 bar 0 1 MPa QBE620 P10 S731 2 0 16 bar 0 1 6 Mpa QBE620 P16 S731 3 0 25 bar 0 2 5 MPa QBE620 P25 S731...

Page 19: ...f the probe is faulty the regulator will not indicate the real value Situation The number 1999 blinks in the display as the actual value with SP E showing in the set point field Cause The external set point value is not being measured This means that the upper or lower limit of the measurement range on analog input 2 real value has been exceeded Remedy Check the electrical connections and the exte...

Page 20: ...tor through the relative opening in the electrical panel A Insert the fixing anchors and screws into the slots and secure the unit to the panel B To open the regulator squeeze the cover from the ends as shown and lift out C WHEN REPLACEMENT IS NECESSARY PROCEED AS SHOWN IN FIGURES A B C BELOW B C ...

Page 21: ...sive probe active probe QBE620 P QAE22 FT TP 1000 P4 P10 P16 P25 P40 Analog input 1 2 and 3 setpoint changeover shift C111 9030 5030 G000 G000 G000 G000 G000 Limit comparator controller type setpoint 1 locking C112 0010 0010 0010 0010 0010 0010 0010 Unit address decimal place unit signal for out of range C113 0110 0110 0110 0110 0110 0110 0110 Measured value range start analog input 1 SCL 0 0 0 0 ...

Page 22: ... NO FMP KMP R S T NO FMP 95 96 FMV 95 96 HLR SPA S3 T2 N T1 L1 SAMA 1 2 3 0 pos 3 AUTOMATICO AUTOMATIC AUTOMATIQUE pos 0 ARRESTO STOP pos 1 ALTA FIAMMA HIGH FLAME 2e ALLURE ALTA LLAMA pos 2 BASSA FIAMMA LOW FLAME 1e ALLURE BAJA LLAMA YVGS R S T N N T S R Q S N T R PE 50 Hz 400 V PE R T N S 50 Hz 400 V Q FU SAL Z 11 10 9 18 17 16 8 7 6 5 STC STS HLB RP RA RA SPGmin KA FU SWITCH MANUAL AUTOMATIC CON...

Page 23: ...L RELAY RELAIS THERMIQUE MOTEUR POMPE RELE TERMICO MOTOR BOMBA CELLULE UV INTERRUFTOR DE LAS RESISTENCIAS DE TRABAJIO CONTATTORE RESISTENZE DI LIVELLAMENTO ELECTROVALVULA GAS DE SEGURIDAD ELECTROVALVULA NORMALMENTE ABIERTA ELECTROVANNE NORMALEMENT AUVERT ELETTROVALVOLA NORMALMENTE APERTA CONTATTORE RESISTENZE DI LAVORO INTERRUPTEUR DES RESISTANCES DE TRAVAIL TERMOSTATO DE SEGURIDAD RESISTENCIAS TE...

Page 24: ...FIRMA COMUNICARE A TERZI IL CONTENUTO DEL PRESENTE A TERMINE DI LEGGE E VIETATO RIPRODURRE O CONTROLLO DI TENUTA APPARECCHIATURA UFF TECNICO SETTORE ELETTRICO DENOMINAZIONE SIST RIVELAZ CODICE MOTORIDUTTORE S p A 00 01 02 03 04 05 06 07 08 09 A 00 01 02 03 04 05 06 07 08 09 B C D E A B C D E COLLEGAMENTO BARILOTTO ECOFLAM resistenze T S1 R S T1 S2 T2 R1 R2 Parte superiore resistenze Collegamento e...

Page 25: ... 11 0 15 30 45 60 75 90 0 I 0 AUTO 0 OIL GAS OIL GAS RESET 23 21 22 FIN D FIN D FIN DER FIN DER 13 7 12 15 17 19 18 K6 RWF 40 PGM PGM EXIT EXIT 25 24 47 27 26 65 30 31 36 44 45 33 32 34 35 46 29 62 61 14 2 60 49 51 54 66 60 67 58 56 57 59 43 37 42 41 40 39 38 55 48 0 15 30 45 60 75 90 52 53 16 28 50 Gefran 20 ...

Page 26: ...ET BUTTON C5559AL R1021 22 GAS HEAVY OIL SELECTOR R1020 5 24 LAMP Elettrospring EL N SC4 E1510 25 FUSE SUPPORT FUSIT FH B528 E802 2 26 RELÉ BASE Finder 5532 R905 Finder 5534 R906 27 RELÉ Finder 5532 R711 Finder 5534 R712 28 TIMER AEG SDE R527 29 UV CELL LANDIS QRA 2 A205 30 IGNITION CABLE 31 IGNITION ELECTRODES SET E612 32 PIPE BFT14026 001 33 ROD BFA08038 001 34 GAS FIRING HEAD BFT14025 001 35 HE...

Page 27: ...L TANK 60 HEATING ELEMENT 50 W R110 61 PILOT GAS VALVE DUNGS SV DLE 507 V1994 21 62 COIL DUNGS SV DLE 507 63 FAN SCOOP 64 SILENCER BAA11001 65 MODULATING UNIT LANDIS RWF 40 E1215 Version D 66 PREHEATED S AUX RESISTOR HOLDER 67 FIXING PLATE MULTIFLAM 1000 1 N DESCRIPTION code ...

Page 28: ...e principali Ecoflam S p A via Roma 64 31023 RESANA TV Italy tel 0423 715345 r a telefax 0423 715444 Italy 480009 Export 480873 715538 http www ecoflam it e mail ecoflam ecoflam it ECOFLAM S p A reserves the right to make any adjustments without prior notice which it considers necessary or useful to its products without affecting their main features ...

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