In order to diagnose the lambda sensor signals, the control unit uses the form of the signal frequency. It was developed an electronic circuit which feed the heating element of the lambda sensor in order to maintain constant the. This option is very useful for the engines in the case of which petrol injectors can be fully opened. Lambda lambda is the ratio between the stoichiometric air to fuelratio. Csa input liquid propane gas lpg csa outputdoe 1 heating capacity ng.
Cng lpg lambda control system lambda control system. It controls gas dose with respect to lambda probe readings. Stag afr operating instructions manual pdf download. Controller operation the lpg output is controlled with a actuator and depends on lambda sensor indications. Tech lpg controller installation manual and controller programming manual to perform the lpg level indicator calibration you should fill the lpg tank up following these steps. It takes information from main sensors then process data and sends to lcd or oled screen with user friendly interface. Reduction of visible smoke in case of sudden momentary load increases on auxiliary engines. To guarantee the combustion process, certain quantities of fuel and air need to be supplied in the combustion chamber.
Due to utilizing modern technology and state of the art software, device can fully control fuel mixture using closed loop feedback based on wide band oxygen sensor, is capable of fully sequential injection and ignition, and can sense engine knock allowing optimal ignition advance and safe engine operation. Connection and programming manual for controller also available in the diagnostic software and at pl. It enables deleting current and registered errors in the lpg controller. Stag50 autogas lambda controller with wiring harness and. If the lpg system is switched on, priority of the lpg ecu. Operational pressure lpg pressure during controllers calibration. Nox sensor and exhaust emissions response for manual lean to rich sweep. All gauges come complete with wiring harness and associated sensor. View and download stag afr operating instructions manual online. Converted engine can be powered either with gasoline or lpg, fuel change can easily be made by using changeover switch. All lcuone lambda controllers use a wide band bosch lsu 4.
Gasoline and lpg exhaust emissions comparison 89 25 seconds must pass from engine start in order to achieve working temperature of lambda. Lc1 digital airfuel ratio lambda sensor controller manual warning. Oxygen excess control of industrial combustion through the. Strona 1 z 34 connection and programming manual for stag200, stag4, stag300 plus, stag300 premium controller. Technical data manual vitodens r 222f 5461 888 17 072019. Download smog lambda calculator smog repair technicians, for speedier and more accurate smog data analysis, try the smog lambda calculator app. The maximum and minimum detected sensor voltage value, the time between the positive and negative flank. Design and application of air to fuel ratio controller for lpg fueled. Ngk spark plugs is the worlds leading manufacturer of spark plugs, glow plugs, and lambda sensors, and supplies a vast range of products from the field of ignition and sensor technology. Open the lambda control function group and constants window. The group lpg pressure regulator parameters contains following items.
Wiring diagram and installation manual the stagxl controller should be mounted within the. Thermal engines use fuel and oxygen from air to produce energy through combustion. A lambda measurement of 1 equates to the air fuel ratio of 14. Failure to heed these warnings may result in severe. The lambda 103 is the latest generation of sutters high performance filter wheel changers. The product is suitable for measuring the lambda value, the ratio of afr and o2 in. Do not use the sensor with or near flammable liquids or gases. Single point lambda controllers, mixer system type, afc bingo, leonardo, good for lpg autogas conversion on older classic cars, with carbs or mfi. The switchingtype lambda sensor features a connector interface, a wiring harness with fourwire cabling as well as a protective tube. The wideband controller smafr works with gasoline, bio diesel, ethanol, methanol, e85, lpg, and cng. Lpg temperature correction for stag4 plus, stag300 isa2, stag300 premium. Product lambda controller lca80 is separate module for control and signal processing of wideband lambda probe type lsu 4.
Genuine emmegas lpg deg103 lambda control system processor kit. At first that was just a case of just tracing all wiring to make sure its all connected correctly, testing that the power from the pg switch was getting to the relevant places and making sure all earth points etc are connected. A commercial lambda sensor was installed in the chimney of the combustion chamber shown in figure 2. Gas burnertechnology gas burnerdesign forapplication. Propane blending transient with lambda feedback control. Lambda controller is based on circuit bosch cj125 which serves basic function of oxygen sensor along with supporting microprocessor for filtering and control. The lambda pro combustion controller works alongside. Seven industrial examples show the relevance and simplicity of this method. After the devices are found, you can choose the functions lambda 1, lambda 2, etc for the different can devices. Window overlooking initiate tech controller connection with a computer. While the module is extremely resistant to the elements, care should be taken to place the device away from sources of heat vehicle exhaust and rfemi such as high tension ignition leads plug wires, spark boxes, fuel. Close to the lambda sensor was installed a type k thermocouple.
If your engine uses methanol instead of gasoline, the conversion will be as follows. Boiler and combustion management system for the vitodens. Microprocessor based stepper motor controller actuator. The cable must be protected by a fuse included in the kit. These items are original from previous china agent of lovato. Lambda sensor controller manual innovate motorsports. All stagxl parameters are set with an external tester, a pc aclpgwin software or manual. Lc1 digital airfuel ratio lambda sensor controller manual. China supplier of lpg, cng, switch, emulator, lambda control system, ecu, relay, wire, injector, reducer, harness, connector. Cng lpg closed loop sytem items used in traditional system mixer system conversion kits for cars no longer available 1. Lambda pro combustion controller no nozzle change when converting to lpg consistently high efficiency even with fluctuating gas composition and air pressure.
The lambda 1 temperature is always used for the lambda heater disable control function. The air fuel ratioafr is efficiently controlled to minimize emissions, maximize efficiency and improve mileage. The lambda controller has the following advantages. Switchingtype lambda sensor bosch mobility solutions. Preparing and programming of esgi 2 lpg supply system manual. The lcuone is a wide band controller for the bosch lsu 4. Blue wire signal opens the solenoid valves located on the cng lpg tank and the reducers picture 2g. Lambda controller is based on circuit bosch cj125 which serves basic function of. Installation and adjustment manual lambda control system a1 v05 14 33 gb functions 2. Our lambda control system an automatic regulated electronic control system which can control car lpg cng gas supply in all operating condition if the car is equipped with lambda sensor. This is carried out by controlling the relation between the fuel index and the charge air pressure. Lpg controller service software free download windows version. The plx wideband afr uego gauge combo combines an accurate, fast response wideband afr air fuel ratio controller with the worlds most advanced touch screen 2 116 gauge 52mm.
In 2015, erkus 30 developed an lpg control system to be applied in. Switchingtype lambda sensor with extremely high measurement accuracy. Its monotonic output signal in the range of lambda 0. The combustion chamber has a weishaupt lpg burner of 50 kw.
Airfuel ratio, lambda and engine performance thermal engines use fuel and oxygen from air to produce energy through combustion. An oxygen sensor or lambda sensor, where lambda refers to airfuel equivalence ratio, usually denoted by. It controls gas dose with respect to lambda probe readings as well as throttle position sensor and simulates lambda probe. Pdf prins general installation manual part 1 lpg cng vsi i vsi 2. The lambda pro combustion controller works alongside the burner to constantly monitor the air to gas ratio. Intelligent lambda pro combustion control system for optimum efficiency and performance the lambda pro combustion control is designed to work efficiently irrespective of gas quality a factor which will become increasingly important as international gas supplies become less reliable. By using vehicle sensors, such as the lambda probe and tps,it can automatically regulate according to all operating condition and engine requirement so as to reach expected airfuel ratio instead of handmade. In such a situation, the lpg controller can only open lpg injectors permanently as well. Then go to options f4 can setting search for devices. Do not let a hot sensor touch a combustible surface. Lambda meter is an alternative to expensive gas analyzers that can calculate the value of it have a very high performance that allows measurement not only on established modes of the working engine, but also on transient engine operation.
Failure to install the fuse may cause damage to the controller, and can cause a fire in extreme cases. Stag50 lambda controller with wiring harness and accessories. When the controller reaches the working time using lpg set in this field, every. Turn off the ignition switch while still pressing the bg button. Signal of the communication state between controller and the computer. In most cars with indirect fuel injection, the ecu does not control afr at high engine load, which can lead to the reduction of power in the engine, increased fuel consumption or even. Lambda tuningthe universal method for pid controllers in process control lambda tuning gives nonoscillatory response with the response time lambda required by the plant. The rs232 serial port is absent on early versions of the lambda sc controller. External additional lambda afr exhaust gases controller for vehicles which are not equipped with lambda sensor. Preparing and programming of esgi 2 lpg supply system. Lcuone lambda controller range of products allow you to perfectly tune the carburetion of your engine as well as keep it at its best, appreciably improving your car performances. The oxygen sensor used in this device gets very hot in operation. Do not use the sensor with or near flammable liquids.
Hi all, im trying to find the problem with the gas system in a car im rebuilding ef 6cyl swagon. Lpg controller service software the software shows the live data of the engine work. Assembly instructions of gas tech 700basic gt gas injection. The stagl plus lambda sensor controller is designed for controlling of operation of engines adapted for lpg and fitted with a lambda sensor. Mansi cls series lpgcng closed loop system with harness and actuator motor description mansi cls series closed loop system optimally controls lpgcng supply to the airfuel mixer depending on value of exhaust lambda. Lambda probe 2 the window activates after connecting lambda probe, range 05v and allows the system to. Lambda meter is an alternative to expensive gas analyzers that can calculate the value of it have a very high performance that allows measurement not.
Manual transmission takes the engine speed and desired gear from the driver. No nozzle change when converting to lpg consistently high efficiency even with fluctuating gas composition and air pressure constantly clean combustion low combustion noise through low fan. Gas engine management, misfire detection, overspeed protection, overload protection. The lambda controller is also used as stop cylinder. Lcs a1 v05 functions lcs a1 v05 is used with following lpg or cng landi renzo pressure regulator. These precision auxiliary instruments combine digital microprocessor accuracy with a high precision stepper motor needle movement to provide a new level of accuracy and reliability in 52mm gauges. Wideband or uego universal exhaust gas oxygen sensors use two nernst cells. Gas total working time of the controller using lpg. The controller now offers faster switching times, synchronous independent control of 3 filter wheels and 2 shutters or 2 filter wheels and 3 shutters, and expanded communication interface options. Pdf prins vsi 1 and vsi 2 installation manual diagrams. The housing contains the planar sensor element in which the. Software documentation for the agis obd can gas injection.
The formula to obtain the stoichiometric mixture \lambda 1 is. When the controller reaches the working time using lpg set in this field, every time the ignition key is switchedoff the controller will. Technical data of gas injection control system lpg and cng gas tech. Oxygen sensor lambda controller and harness cable 3. The product lambda controller works with a wideband lambda sensor type lsu 4. Enter the required target lambda values at each of the rpm and load sites. Software documentation for the agis obd can gas injection controller starts from ver. Natural gas cng, propane lpg conversions the lambda closedloop control system function uses the oxygen sensor signal to open and close a stepper motor to control cng or lpg flow to the engine and therefore keeps the airfuel ratio constant at lambda 1. For this, the control unit calculates the following data.
Its free and it should help all smog technicians do their work better and with less hassle. Check the lambda sensor heater control, and the sensor heater. Small engine closed loop lpg propane emission controls. Prins vsi 1 and vsi 2 installation manual diagrams. The air lpg mixture is controlled with an actuator and depends on lambda sensor indications and tps. With a high amount of development time and engineering peel electronics designed and manufactures a full closed loop system for small engines, for the reduction of co levels, hydrocarbons, co2 and nox, also fuel reductioneconomy of up to 3040%. Never connect the lambda probe by calibration with obd the signal is shown. Technical data and requirements universal trip computer utcomp developed and manufactured by reveltronics is an onboard computer designed for wide range of vehicles. To connect it to the control unit it is necessary that the pc and the ecu are. We supply along with matting connector including accessories terminals, sealings and usb cable for pc connection. Lambda tuning the universal method for pid controllers in. Controller operation the stagl plus controller is switched from lpg electrovalve voltage. Since last connection working time of the controller using lpg since its last connection with a pc.
The lambda pro control combustion controller and the 3speed high efficiency circulation pump, ensure permanently high efficiency, reliable. Spartan 2 is a purebred wideband oxygen controller for the bosch lsu 4. The airlpg mixture is controlled with an actuator and depends on lambda sensor indications and tps. Closedloop lambda control system lowers pollution on cng. If you have a version of the lambda sc that does not have the serial port, and you would like to. It is possible to accelerate or delaying the completeness of the reactions affecting the residential time inside a combustion.