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Related Manuals for JetCat PRO Series
Summary of Contents for JetCat PRO Series
- Page 1 05/2019 Operating instructions JetCat PRO Engines...
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Page 2: Table Of Contents
Connection diagram B); Battery connection via PRO-Interface ................24 GROUND SUPPORT UNIT (GSU) ..........................25 GSU: ..............................25 ONNECTION OF A) GSU connects to engine sided 4-pin Molex connector ..................25 B) GSU connects to the JetCat PRO-interface ......................25 GSU C ........................... 26 ONTROL ANEL ESCRIPTIONS GSU Button Descriptions ............................ - Page 3 Instruction manual JetCat-PRO engines, 1.7 - V12.01V ENGINE POWER ON/OFF ............................29 ........................29 OWER ON VIA SIGNAL FROM RECEIVER ENGINE CONTROL ..............................30 ................................ 30 ONTROL PTIONS Control via GSU ............................... 30 Control via analog signal (0-3,3V) fed into Airspeed input ..................31 Control via Servo-PWM Signals ..........................
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Page 4: Introduction
JETCAT THREE YEAR LIMITED WARRANTY..................... 69 Introduction Welcome to the Jet Age of model aircraft! JetCat is pleased to sell, support and service the JetCat engine and greatly appreciates your purchase. We hope the JetCat engine brings you many days of pleasurable flying. -
Page 5: Features
Instruction manual JetCat-PRO engines, 1.7 - V12.01V Features The JetCat-PRO engine provides the highest level of integration and maximum ease of installation. All necessary peripheral systems necessary for the engines operation are fully integrated below the engines front cowling. There are no further external peripherals required like ECU/ Valves or igniter system. - Page 6 Customer specific data connectors including customer specific pinouts are possible on request JetCat PRO-Interface, Option By using the “JetCat-PRO” interface, not only can all PRO engines easily be used in RC-model applications, it provides a ready-made solution, and easy interface point for educational and industrial applications.
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Page 7: Safety, Meaning Of Symbols
This applies to both the operator and any assistants. WARNING! The JetCat engines were designed exclusively for model aircraft and are NOT suitable for any other purpose. Never use for any other purpose except for the flight of the model. Any other types of uses may result in personal injury or death. - Page 8 The checking of these operations must be repeated with a running engine including the remote-control system range. WARNING! In case of a mishap, fire extinguishers should always be on hand . JetCat recommends the CO/2 variety. Powdered extinguishers will corrode the precision components inside the engine and void your warranty.
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Page 9: Hazard Areas
Instruction manual JetCat-PRO engines, 1.7 - V12.01V Hazard Areas The following diagrams show the hazard areas during engine operation. Please make sure that these safety areas are kept free of persons during operation. Always wear safety glasses when operating a jet engine. -
Page 10: Hazard Areas On Engine Idle +20% To Full Power Operation
Instruction manual JetCat-PRO engines, 1.7 - V12.01V Hazard areas on engine idle +20% to full power operation Ingenieurbüro CAT, M. Zipperer GmbH +49-7634-5056-800 Wettelbrunner Straße 6 sales@jetcat.de 79282 Ballrechten-Dottingen www.jetcat.de GERMANY... -
Page 11: Mounting / Fixing Of The Engine
Instruction manual JetCat-PRO engines, 1.7 - V12.01V Mounting / fixing of the engine Dedicated mounting brackets are available for mounting of the engine. Place the brackets around the engine as shown in the pictures below. Do not over tighten the fixing screws not to deform the engines casing. -
Page 12: Connections On The Engine, Overview
Instruction manual JetCat-PRO engines, 1.7 - V12.01V Connections on the engine, overview Once you have unpacked and identified all the components, follow the system diagram/photo for all connections. Expansion connector C 4-pin Molex connector. For connection of GSU or other smoke pump or JetCat accessory. -
Page 13: Data Connector (A)
Instruction manual JetCat-PRO engines, 1.7 - V12.01V Data connector (A) The data connector of the engines provides all necessary control signals for engine control as well as power on. 15pin SUB-D male connector FCT - A MOLEX COMPANY FL, Sub-D Connector, 15-pin, straight, male RS -No.:... - Page 14 Instruction manual JetCat-PRO engines, 1.7 - V12.01V Note 1: Power On Signal (Pin 9) treatment: Normally the ECU will switch off instantly if the control voltage on this pin is removed. However this default behavior depends on the selected operation mode as well as on the setting of parameter “Self Power funct.”...
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Page 15: Power Connector (B)
Only use 3s LiPo battery with at least 3000mAh capacity should be used. The battery plugs directly into the engine or is connected via the JetCat Pro-interface. NEVER use a switch between the battery and engine!!!. If you plan to store the model for more than a few weeks, the battery should be disconnected. -
Page 16: Expansion Connector (C)
Instruction manual JetCat-PRO engines, 1.7 - V12.01V Expansion connector (C) The 4-pin Molex expansion connector on the front side of the engine provides data and switched power to other optional JetCat accessories like: Smoker pump (Bus Type) Light control unit (LCU) ... -
Page 17: Fuel Connector Port
Instruction manual JetCat-PRO engines, 1.7 - V12.01V Fuel connector port Fuel Use JetA1 premixed with 5% JetCat Turbine Oil Pre-filter the fuel when filling the fuel tank. Use a large size header tank in front of the engine, for additional fuel filtering and removal of air bubbles. The use of a “normal”... -
Page 18: Bleed Air Port (Optional) ; Pressurization Of Fuel Tank
Instruction manual JetCat-PRO engines, 1.7 - V12.01V Bleed air port (optional) ; Pressurization of fuel tank The bleed air port can provide compressed air derived from the engines compressor stage. In order to avoid any possible reverse flow back into the engine, an internal one way valve is provided on the engine side. -
Page 19: Jetcat Pro-Interface
Instruction manual JetCat-PRO engines, 1.7 - V12.01V JetCat PRO-Interface By using the “JetCat-PRO” interface, not only can all PRO engines easily be used in RC-model applications, it provides a ready-made solution, and easy interface point for educational and industrial applications. -
Page 20: Connection Overview, Pro-Interface
Instruction manual JetCat-PRO engines, 1.7 - V12.01V Connection Overview, PRO-Interface Top view: Battery and engine connection connects to engines data connector To engine battery Input for charging of engine battery Power output to engine Side view: GSU/LED´s and expansion connectors... -
Page 21: Rc-Servo Pwm Inputs / Telemetry Output /Airspeed Input
Instruction manual JetCat-PRO engines, 1.7 - V12.01V RC-Servo PWM inputs / Telemetry output /Airspeed input The engine can be controlled by 1-2 Servo PWM inputs. If Servo PWM control is desired, at least the THR channel needs to be connected. -
Page 22: Can-Bus / Serial Port Connectors
Signal level on COM1/2 is 3,3V TTL per default. COM1 signals are also fed out on the GSU connector. Protocols for the CAN interface as well as the serial communication protocol can be obtained from JetCat on request. Serial interface (COM1) -
Page 23: System Connection Diagram With Pro-Interface
Instruction manual JetCat-PRO engines, 1.7 - V12.01V System Connection diagram with PRO-Interface Connection diagram A); Direct battery connection Ingenieurbüro CAT, M. Zipperer GmbH +49-7634-5056-800 Wettelbrunner Straße 6 sales@jetcat.de 79282 Ballrechten-Dottingen www.jetcat.de GERMANY... -
Page 24: Connection Diagram B); Battery Connection Via Pro-Interface
Instruction manual JetCat-PRO engines, 1.7 - V12.01V Connection diagram B); Battery connection via PRO-Interface This way of connecting the battery allows for easy charging of the battery via the Pro-Interface Ingenieurbüro CAT, M. Zipperer GmbH +49-7634-5056-800 Wettelbrunner Straße 6 sales@jetcat.de 79282 Ballrechten-Dottingen www.jetcat.de... -
Page 25: Ground Support Unit (Gsu)
The real-time nature of the ECU allows the operator to adjust the engine parameters, even when the engine is running. Connection of GSU: There are different ways to connect a GSU to the JetCat-PRO engine: A) GSU connects to engine sided 4-pin Molex connector ... -
Page 26: Gsu Control Panel Descriptions
Instruction manual JetCat-PRO engines, 1.7 - V12.01V GSU Control Panel Descriptions Starter - LED, (yellow) Alphanumeric, 2 line by 16 characters, Ignition - LED, (red) backlit LCD display Pump running - LED, (red) -◄- or ► + OK - LED, (green) Scroll within a menu or through different menus. -
Page 27: Gsu Button Descriptions
Instruction manual JetCat-PRO engines, 1.7 - V12.01V GSU Button Descriptions Explanation Info Directly displays the Info menu (Hotkey). Directly displays the Run menu (Hotkey). Limits Directly displays the Limits menu (Hotkey). Min/Max Directly displays the Min/Max menu (Hotkey). Select Menu... -
Page 28: Operation Modes
Instruction manual JetCat-PRO engines, 1.7 - V12.01V Operation modes The JetCat-PRO engine allows for different modes of operation: Operation mode for propulsion of RC-models (typically radio-controlled models) Industrial operation mode 0, normal altitudes Industrial operation mode 1, for high altitude operation of the jet engine, without altitude controlled low rpm governing. -
Page 29: Engine Power On/Off
20mA max optional switch When using the JetCat PRO interface this can be accomplished like this: Power on via RC-signal from receiver Whenever a voltage is applied to at least one of the RC-PWM inputs (between the “+” and “-“ pins), the engine will power up. -
Page 30: Engine Control
Instruction manual JetCat-PRO engines, 1.7 - V12.01V Engine control Control Options Engine control (on/off/throttle commanding) can be done in various ways: Control via GSU (manual) Control via analog Signal (0-2,5V) fed into Airspeed input Control via Servo-PWM signal(s) ... -
Page 31: Control Via Analog Signal (0-3,3V) Fed Into Airspeed Input
Instruction manual JetCat-PRO engines, 1.7 - V12.01V Control via analog signal (0-3,3V) fed into Airspeed input The ECU allows to use the analogue input, normally used for the airspeed sensor, to be used for the throttle control signal. For this special mode, the engines “Operation mode” needs to be set to one of the “Industrial” modes and the parameter “THR-Ctrl Input”... -
Page 32: Control Via Servo-Pwm Signals
Instruction manual JetCat-PRO engines, 1.7 - V12.01V For the system to work correctly, the input needs to be “teached in” one time prior to be used . For “teach in” please follow the instructions given in chapter “Teach the ECU to the R/C System” (page 34 step 2). -
Page 33: Setting The Failsafe
Instruction manual JetCat-PRO engines, 1.7 - V12.01V Setting the failsafe The following procedures are for most radios like JR, Futaba, or Airtronics/Sanwa → If you look at the following servo travel graph below, you can see how the ECU detects a failsafe condition. The gray bar is the transmitters throttle channel end points set for +/- 100% travel. -
Page 34: Teach The Ecu To The R/C System
Instruction manual JetCat-PRO engines, 1.7 - V12.01V Teach the ECU to the R/C System Before the ECU can be used for the first time you must program the failsafe and learn the throttle stick and optionally the auxiliary control positions of your R/C system. - Page 35 Instruction manual JetCat-PRO engines, 1.7 - V12.01V 4. Now the ECU can memorize the positions of the throttle and AUX channels. First, place the throttle stick and throttle trim to minimum. Next, press Select Menu or the LED I/O board button switch again. This will store the R/C system’s pulse width for immediate shutdown of the engine.
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Page 36: Verify Failsafe Programing
Instruction manual JetCat-PRO engines, 1.7 - V12.01V 10. Set the auxiliary channel to the middle position for Start/Standby and press Select Menu or the LED I/O board button switch again to store the R/C system’s pulse width for the engine to start and run. The red Pump running LED will turn off and the yellow Standby LED will illuminate. -
Page 37: Throttle Curve
Instruction manual JetCat-PRO engines, 1.7 - V12.01V Throttle Curve The translation function from “throttle command” to effective engine rpm can be defined via the parameter “Throttle curve” in the Limits Menu (page: 56). The throttle command input (from 0-100%) is derived from one of the following inputs/sources: ... - Page 38 Instruction manual JetCat-PRO engines, 1.7 - V12.01V Example 3; Parameter „throttle curve“ set to 1.0 gives the following relation ( linear throttle to rpm curve): Example 4; Parameter „throttle curve“ set to 0.50 gives the following relation (exponential throttle to thrust curve): Example 5;...
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Page 39: Control Via Serial Bus (Com1)
Please do not spill or empty fuel to the ground. The JetCat engine can use deodorized kerosene, 1-K kerosene or Jet-A1 for fuel. Fuel must be mixed with 3-5% synthetic engine oil. Example formula: 1 quart of oil in 5 gallons of fuel. -
Page 40: Prime The Pump And System
Instruction manual JetCat-PRO engines, 1.7 - V12.01V Prime the pump and system To prime the fuel pump and fuel lines (or for fuel pump test purposes), it is necessary to open the fuel solenoid shutoff valve and run the fuel pump manually. For this purpose, use the Test–Functions Menu selection, Fuel Pump Test (Purge Fuel). -
Page 41: Running The Engine For The First Time
After each flying session, defuel the tanks before storing. WARNING! In case of a mishap, fire extinguishers should be on hand at all times. JetCat recommends the CO/2 variety. Powdered extinguishers will corrode the precision components inside the engine and void your warranty. -
Page 42: After The Start Process Is Initiated, The Following Occurs
Instruction manual JetCat-PRO engines, 1.7 - V12.01V Move the throttle trim lever to its maximum position. Set the AUX switch to the middle Start/Standby position. The engine is now ready to start! Advance the throttle stick to its maximum position and the engine will start. -
Page 43: Gsu (Run Menu Default) Display Symbols
Instruction manual JetCat-PRO engines, 1.7 - V12.01V GSU (Run menu default) display symbols Initial default display screen after power up Turbine RPM In 1000 units Exhaust temperature in C Battery voltage Battery icon Last Off Condition – shown ½ full none indicated After power up –... -
Page 44: Engine Starting Display Screen
Instruction manual JetCat-PRO engines, 1.7 - V12.01V Last Off Condition, Low Flashing -E-, EGT sensor RPM shut-off from defective previous run Engine starting display screen Started directly from GSU – explained in advanced section Exhaust temperature in C. Current pump voltage... -
Page 45: Engine Running States
Instruction manual JetCat-PRO engines, 1.7 - V12.01V Engine Running States The JetCat engine progresses through several operating states, from ignition to the cool down process. The transitions of these states are automatically controlled by the ECU and by user commands. The current value is always displayed on the GSU screen in the STATE selection in the RUN menu. - Page 46 Instruction manual JetCat-PRO engines, 1.7 - V12.01V Once these conditions are met, engine proceeds to Off. Speed Control Speed Control mode -- only active when the air speed sensor is connected. Regulates model flight speed. Table 2 Code Value Explanation...
- Page 47 Instruction manual JetCat-PRO engines, 1.7 - V12.01V No-OIL Not applicable for PRO engines OverCurr The electrical current to the engine is too high. Starter may be jammed Kero/glow plug is short circuited No Pump! There is either no pump connected, or the pump cable is defective.
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Page 48: Troubleshooting
The kero start igniter failed. The This is an extremely rare event but the automatic glow plug test may not detect engine must be returned to JetCat. It may a failed igniter! be possible on some engine types to use a temporary external plug. -
Page 49: Reason For An Unexpected Shut-Down
Instruction manual JetCat-PRO engines, 1.7 - V12.01V wheels left the ground, spray the tires with an anti-static spray available from electronic or hardware supply stores. Reason for an unexpected Shut-Down There are three ways to diagnose why the engine flamed out. -
Page 50: Manual Advanced Section
Instruction manual JetCat-PRO engines, 1.7 - V12.01V Manual advanced section Smoker pump The ECU can directly control a smoker pump for injection of smoke fluid (e.g. diesel oil) in the exhaust blast. The function of the smoker pump can be defined in the “Limits menu”... -
Page 51: Menu Structure
Instruction manual JetCat-PRO engines, 1.7 - V12.01V Menu Structure All similar data and running parameters are grouped in separate menus. Menus can be displayed, and their values modified (where accessible), by using the GSU. Menu Selections RUN menu ... -
Page 52: The Run Menu
Instruction manual JetCat-PRO engines, 1.7 - V12.01V The RUN Menu As soon as the ECU is switched on, the Run menu is displayed. In the lower display line, the actual engine RPM is indicated. In the upper display line, the following selections can be monitored. Use the + / - buttons alone for selecting the different parameters. -
Page 53: The R/C Check Menu
Instruction manual JetCat-PRO engines, 1.7 - V12.01V The Min/Max values can be reset by pressing “Change Value „key. The values are only valid during and after the actual run. By switching on the ECU they are reset The R/C Check Menu... -
Page 54: The Info Menu
Instruction manual JetCat-PRO engines, 1.7 - V12.01V The INFO Menu Info menu displays the following information: Value Explanation Rest Fuel Remaining fuel in tank. Tank size can be entered using the LIMITs menu. Value is reset every time the ECU is switched on (or can be reset manually by pressing the Change Value/Item button on the GSU). -
Page 55: The Statistic-Menu
Instruction manual JetCat-PRO engines, 1.7 - V12.01V Last AvgAirSpd Average flight speed during the last flight (Only by connected Airspeed sensor!) Last Distance Flight distance traveled during the last flight (Only by connected Airspeed sensor!) Menu parameters are for informational purposes only and cannot be changed. -
Page 56: The Limits Menu
Actual capacity of the fuel tank in ml LowFuel Limit Fuel level (ml) to activate the fuel warning function. Telemetry Select type of telemetry protocol, only applicable in conjunction with PRO-Interface Options are (see also instruction manual of “JetCat telemetry adapter”): NOT USED Futaba SBUS-2 ... - Page 57 Instruction manual JetCat-PRO engines, 1.7 - V12.01V AUX-channel func The AUX-channel (3-step switch) can be used for optionally special features or disabled even for single-channel operation. ON,TrbCtrl ON: Aux channel enabled for engine control ON.TrbCtrl OFF: Aux channel enabled for additional functions like speed limiter functions, Smoker control etc.
- Page 58 Instruction manual JetCat-PRO engines, 1.7 - V12.01V LIN-SpeedCtrl 3-StepSpdCtrl Hold-Speed SwitchSpeedLim FailSafe delay Delay in seconds before Fail-Safe function will be activated. While this time the engine speed run on the last valid stick pulse (→HOLD) adjustable range = 0.1 -20.0 seconds.
- Page 59 BATT,FUEL,FAILS: The valve will pulse in any of these conditions ENABLESmokePmp: Enables signal for smoke pump only if engine is running. The pump can’t run without a running engine (only useful by operate a JetCat Smoke pump) High-Temp. The valve will be pulse in case of excessive exhaust temperature.
- Page 60 Instruction manual JetCat-PRO engines, 1.7 - V12.01V Throttle Curve Throttle stick curve, factory setting is 3.0. Herewith the thrust and the throttle stick position proceed slightly logarithmic (higher response at the idle range compared to the full throttle range of the throttle stick/commanding). At the value of 2.0 the thrust will proceed exactly proportional to the throttle stick position.
- Page 61 Instruction manual JetCat-PRO engines, 1.7 - V12.01V ThrustDiffOffDly Allowed time in multiples of 0,1s where the thrust differential compared to other engine in Newtons is allowed to be higher than the programmed window. A setting of 0 disables the shut down due too high differential thrust, the limiter function stays active though.
- Page 62 Instruction manual JetCat-PRO engines, 1.7 - V12.01V THR-Transfer (%) After the engine has been started up, the system will stay in the “LearnLo” state until the throttle stick is brought to idle/backwards. This parameter defines the threshold to which the throttle stick at least must be lowered to transfer throttle control to the user and switch to “Run”...
- Page 63 Instruction manual JetCat-PRO engines, 1.7 - V12.01V TEST Menu Before activating the purge pump mode, understand that fuel will/might be pumped into the engine if the user is not stopping the pump when fuel has arrived at the engines fuel inlet.
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Page 64: Special Functions
Instruction manual JetCat-PRO engines, 1.7 - V12.01V Special Functions Temperature calibration After a replace of a temperature sensor (EGT sensor) it might be necessary to run a temperature calibration The engine must be at ambient temperature (approx. 21°C)! Press and hold the „Select Menu“ key on GSU, then switch on ECU (receiver). Instead of „Select Menu“key of GSU, it’s possible to press the little key on the LED-board. -
Page 65: Reset To Default Values
Instruction manual JetCat-PRO engines, 1.7 - V12.01V Reset to Default Values The ECU can be reset to default values by following: Press and hold the „Select Menu“ key on the GSU, then switch on the ECU (receiver). The LED’s indicate the following blink sequence:... -
Page 66: Firmware Update
For the update process a JetCat USB-adapter (USB to serial) is required. First you need to install the “JetCat ECU-V12 Updater” program (for Windows PC) To install the software, type the following in the address line of your Internet browser: http://www.cat-ing.de/jetcat-hexfiles/JetCatUpdaterV12.htm... - Page 67 On ECU-Firmware’s higher or equal 12.01S also make sure the Baudrate of the serial Interface is still set to the default 9600kbit/s ( check settings in Limits menu). Now start the previously installed application “JetCat Updater-V12” After some seconds the following screen should come up:...
- Page 68 Instruction manual JetCat-PRO engines, 1.7 - V12.01V Click “OK” Click “YES” ECU will reboot, and after some seconds will be ready to run! Click “Abort” to shut down program Ingenieurbüro CAT, M. Zipperer GmbH +49-7634-5056-800 Wettelbrunner Straße 6 sales@jetcat.de 79282 Ballrechten-Dottingen www.jetcat.de...
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Page 69: Jetcat Three Year Limited Warranty
1) The limited warranty extends to the original purchaser ("Buyer") of the Model Engine and is assignable or transferable to any subsequent purchaser /end-user. 2) Upon request from JetCat, the Buyer must prove the date of the original purchase of the Model Engine by a dated bill of sale or dated itemized receipt. - Page 70 Instruction manual JetCat-PRO engines, 1.7 - V12.01V Ingenieurbüro CAT, M. Zipperer GmbH Wettelbrunner Straße 6, D-79282 Ballrechten-Dottingen Tel.: + 49 (0)76 34- 5056 - 800 Fax: + 49 (0)76 34 - 5056 - 801 Internet: www.jetcat.de Ingenieurbüro CAT, M. Zipperer GmbH +49-7634-5056-800 Wettelbrunner Straße 6...