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FUTABA GY701, Руководство по установке

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T

ABLE OF 

C

ONTENTS 

Meaning of Special Markings 

Pay special attention to safety where indicated 
by the following marks: 

ｎ

DANGER

 - Procedures which may lead to 

dangerous conditions and cause death/serious 
injury if not carried out properly. 

ｎ

WARNING

 - Procedures which may lead to a 

dangerous condition or cause death or serious 
injury to the user if not carried out properly, or 
procedures where the probability of superficial 
injury or physical damage is high. 

ｎ

CAUTION

 - Procedures where the possibility 

of serious injury to the user is small, but there is 
a danger of injury, or physical damage, if not car-
ried out properly. 

ｌ

: Prohibited     

ｊ

: Mandatory 

Gyro

 : Instructions for gyro function

Governor

 : Instructions for governor function

Technical updates and additional programming 
examples can be found at: 

www.futaba-rc.com/faq

3

P

RECAUTIONS 

Содержание GY701

Страница 1: ...1M23N23906 INSTRUCTION MANUAL ...

Страница 2: ...pening Screen 22 Home Screen 23 Warning Display 28 Edit Screen 30 Gyro Basic Setting 32 Gyro Sensor Installation 34 Tail Rotor Servo Installation and Setup 35 Before Flight Checklist 38 Adjustments During the Test Flight 39 Using Normal Mode 41 Setting the Gain 42 Governor Basic Setting 44 Mounting the Magnet and Sensor 52 Fuselage Setting Precautions 56 Governor Operation 58 Governor Speed Settin...

Страница 3: ... serious injury to the user if not carried out properly or procedures where the probability of superficial injury or physical damage is high ｎCAUTION Procedures where the possibility of serious injury to the user is small but there is a danger of injury or physical damage if not car ried out properly ｌ Prohibited ｊ Mandatory Gyro Instructions for gyro function Governor Instructions for governor fu...

Страница 4: ...rence can cause serious operational problems Gyro operating precautions Gyro ｌ The GY701 requires 5 10 seconds to initial ize when the power is turned on Do not move the helicopter and do not move the tail rotor stick during this initialization or the gyro may not initialize properly Once the initialization process is complete the tail rotor servo will move to the left extent and then to the right...

Страница 5: ...r This may affect the overall performance of the gyro ｊ Always allow the gyro to adjust to the sur rounding environmental temperature before flight A large temperature change during use will cause drift and other operational issues ｌ The GY701 sensor uses a high strength alumi num die cast case Do not allow anything to touch the gyro case as it may cause a short circuit ｊ If you are switching betwe...

Страница 6: ...the tail rotor stick ｌ Do not drop the GY701 sensor onto a hard surface or subject the GY701 sensor to a strong shock as this may damage the sensor ｊ Always use the supplied mounting pads or the Futaba replacement mounting pads available from your local hobby dealer Governor operating precautions Governor ｊ Always set battery fail safe function at the GY701 Since the GY701 when used controls the t...

Страница 7: ...e position at which the model does not try to lift off Do not take your eyes off the model When the governor operates and the rotor speed increases the lift also increases causing the model to try lift off depending on the pitch posi tion ｊ Check the sensor output not only when install ing the sensor but periodically Since the magnet rotates at high speed it is subjected to a large centrifugal for...

Страница 8: ...17 398 7721 Tel 217 398 0007 If you are unable to resolve the issue pack the system in its original container with a note en closed and a thorough accurate description of the difficulty Include the following in your note s 3YMPTOMS INCLUDING WHEN THE PROBLEM OCCURRED s 3YSTEM 4RANSMITTER 2ECEIVER 3ERVOS AND MODEL numbers s ODEL ODEL NAME s ODEL NUMBERS AND QUANTITY s 9OUR AME DDRESS AND 4ELEPHONE N...

Страница 9: ...divided by Basic and Expert editing menu The basic setting is for initial setting and Expert setting is for precise setting Firmware can be updated from PC through CIU 2 Supporting the S Bus connection Only one wire connection to the receiver can operate the GY701 The Futaba GY701 is combined heading hold AVCS gyro and head speed governor in one box Its cutting edge MEMS Micro Electro Mechani cal ...

Страница 10: ... only S BUS connection New operation algorithm achieves the more consis tent pirouette and smooth Yaw control Governor section Advanced and adaptive PID operation is utilized Fastest operation Wider revolution control ranges 1000 rpm 3000 rpm Both digital and analog servo can be selected Revolution compensation by Yaw rate is installed Governor or Rev Limit mode selectable New operation algorism a...

Страница 11: ...ERNOR SET s OVERNOR SET s YRO SET SET CONTENTS GY701 Control Amp Mini Screwdriver Dust Covers x3 X X X X Gyro Sensor Mounting Pads x3 X X X Governor Sensor Sensor Mounting Hardware Magnet x2 X X X BLS251 Servo Servo horn and mounting parts X Extensions Black Red 1 1 2 2 X supplied not supplied 11 ...

Страница 12: ...CONTENTS GY701 Control Amp Mounting Pads 2mm Thick three Adjustment Screwdriver Gyro Sensor Magnet Dust Cover Governor Sensor 12 ...

Страница 13: ...CONTENTS Extensions Extension Black Extension Red E i R d SENSOR THRO MXTR r p m 1 r p m 2 r p m 3 m trim GOV on GOV off on off Tx GV 1 Sx SENS r p m THRO m trim BLS251 Servo Sensor Mounting Stay 13 ...

Страница 14: ...r Pulse Width 1520μS 70Hz 280Hz Frame Rate Flight Mode User selectable F3C or 3D Gyro Control Resolution 0 1Hz 6rpm Engine speed Speed stability accuracy 1 Speed Control Range 1 000 3 000rpm Rotor speed Operating Temperature 14 F to 113 F 10 C to 45 C Control System Digital advanced control Sensor Vibrating structure gyro Magnetic sensor Gyro Governor Angular Velocity Range 1 200 Degrees Per Secon...

Страница 15: ...USHLESS ELI 3ERVO FUTM0521 Z 3 REPLACEMENT OPTIONAL ITEMS Futaba PC Interface CIU 2 FUTM0951 3 9 XTENSION MM FUTM4664 3 9 XTENSION MM FUTM4665 3 9 XTENSION MM FUTM4666 3 9 XTENSION MM FUTM4667 3 9 XTENSION MM FUTM4668 3 9 OUNTING 0AD FUTM4669 2x22x22 mm 10 3 9 OUNTING 0AD FUTM4670 X X MM 3 9 3HIELD 0LATE FUTM4671 X X MM 15 ...

Страница 16: ...peration status Edit Keys s 5SED WHEN SETTING DATA s PERATED BY PUSHING WITH THE accessory mini screwdriver s ONNECT THE 9 AND THE receiver with the supplied ex TENSIONS TO When using an S BUS re CEIVER TO ARE NOT CON nected s 9 POWER REQUIREMENT 4 8V from receiver 16 1 2 7 8 3 6 ...

Страница 17: ... Rin SB s 3 53 RECEIVER ONNECT TO THE 3 53 OUT put of the receiver s THER THAN 3 53 RECEIVER ONNECT TO THE rudder channel output Gyro 4 Tin Governor s ONNECT TO THE THROTTLE CHANNEL OUTPUT 5 Gain Gyro s ONNECT TO THE GYRO GAIN CHANNEL OUTPUT 6 rpm Governor s ONNECT TO THE GOVERNOR SPEED CHANNEL output 7 Tout Governor s ONNECT THE THROTTLE SERVO 8 Rout Gyro s ONNECT THE RUDDER SERVO ...

Страница 18: ...r s instruction manual Using wire mounts wiring fixtures molded into the helicopter or hook and loop material route the extensions to the receiver Ensure that the extensions leading to the receiver cannot become entangled in rotating components and make sure the extensions are not rubbing against metal or carbon fiber which may damage the wires Once the power system is installed into your heli copte...

Страница 19: ...r Sensor Error Slow Blue Flash Warm Up Fast Blue Flash Sensor Initialization Slow Red Flash GovernorWarning Program ming Blue Single Flash Parameter Programming Mode Slow Blue Flash Rudder Limit Setting Mode Operating Solid Blue Normal Mode Ready for Flight Solid Red AVCS Mode Ready for Flight SlowViolet Flash Offset from the Neutral Posi tion AVCS Fast Blue or Red Flash Gyro is Rotating 19 ...

Страница 20: ...Y701 s 4HE 9 MUST BE USED WITH A RIGID TAIL ROTOR DRIVE SYSTEM NY MODERN TORQUE TUBE OR BELT DRIVE SYSTEM SHOULD BE ADEQUATE O NOT AT tempt to fly the GY701 using a wire driven tail rotor system s LWAYS ENSURE THE DRIVE GEARS TORQUE TUBE pulleys belt bearings and shafts are in proper working condition If any of these items are damaged or worn they must be replaced s The linkage rod tail rotor bell ...

Страница 21: ... THE 9 S OVERALL PERFOR mance All rotating components on the helicop ter should be balanced to minimize vibrations in mIGHT NSURE THAT YOUR MOTOR IS RUNNING SMOOTH and all vibrations have been addressed before installing and test flying the GY701 21 ...

Страница 22: ...he OLED shows the screen below The upper line indicates the identification code of the GY701 and the line below indicates the firmware version Initializing display The helicopter images are displayed during ini tializing After completing the initialization the rudder servo moves CW CCW as it finishes and moves to home screen The helicopter must not be moved during the initializing process ...

Страница 23: ... Neutral compensation 3 Gyro working mode 4 Gyro gain 5 on off switch 6 Yaw rate comp 8 Orientation indicator 7 Battery voltage Gyro only mode Governor only mode 9 Setting revolution 1 Neutral compensation Gyro It indicates the function of the neutral compensation when the pirouette stop is active No display shows when inhibited 2 Stop boosting Gyro It indicates the function of the gain boosting w...

Страница 24: ... position The OLED shows the display at this condition Reset AVCS Hold the rudder stick to neutral and move the gyro gain channel Normal AVCS Normal AVCS in the 1 second period After doing so the rudder stick neutral is memorized by the GY701 to match the rudder stick neutral This operation is useful for rud der neutral re_trimming from normal mode to AVCS mode After finished the operation OLED sh...

Страница 25: ...s the battery voltage The Low battery is displayed at below 3 8 volts 8 Orientation indicator This acts as the operation guide Pushing the key switch below this indicator changes the editing mode 9 Setting revolution display Governor This displays the setting revolution of the governor It shows only in the governor operation mode Revolution display Governor The battery voltage display automaticall...

Страница 26: ...etting when the revolution is locked For the governor only mode the revolution is dis played on the top of the display line during engine run Sub_Home screen At the home screen display the display below the line is scrolled to Battery voltage Max revolution Engine runtime OLED display mode LED display mode Operation mode by pushing the mode or key 1 Max revolution Governor This memorizes the maxim...

Страница 27: ...pushing data or key for more than 1 second 3 OLED display mode default Saver This selects the OLED display mode The Saver mode reduces the brightness and saves the power consump tion after no editing has been done for 60 seconds The brightness is returned by pushing any key The Light mode always lights to the maximum brightness 4 LED display mode default ON It selects the display mode of the LED o...

Страница 28: ...R is displayed when the gyro sensor is not installed and the opera tion mode is set Gyro or Gyro Gov mode Push any key to escape this display and set the operation mode to Governor When the operation mode is changed you will need to reboot the GY701 During the operation you can not change the mode WARNING Display Governor warning display Governor The warning symbol is displayed when the gover nor ...

Страница 29: ...is recognized for more than 1 second the governor goes info low battery condition and the governor operation is stopped If the B FS function is activated the throttle servo is moved to setting position by B FS function The B FS condition is reset for 30 seconds by moving the throttle stick to low full Throttle servo can be controlled by stick After 30 seconds have passed you can go into B FS condi...

Страница 30: ... for 1 second again the editing menu will return to basic menu The setting of the governor functions are skipped in the gyro only mode and the gyro function are skipped in the governor only mode as well Pushing the mode or key at basic or expert mode the edit menu will scroll and the parameters can be set in each menu At the home screen the display is changed to Max revolution Engine runtime OLED ...

Страница 31: ...1 Push DATA key Push MODE key Push MODE key for 1 second Max revolution Home screen Engine runtime OLED display mode LED display mode Operation mode Gyro Basic Gyro Expert Governor Expert S Bus Basic Governor Basic ...

Страница 32: ...OR NALOG BY PUSHING DATA OR n KEY DG 760 BLS251 S9256 S9251 DG 1520 BLS254 BLS257 S9254 S9257 3 Gyro direction default Normal Setting the gyro operation direction Set the direc tion as the gyro operates the servo to right direc tion when the helicopter moves to left The direc tion is changed by pushing the data or key Push MODE key ｎWARNING ｊ This parameter must match the type of ser vo you are us...

Страница 33: ...ore flight If the compensation direction is incorrect the model will pirouette uncontrollably at a very high rate 5 Flight mode default F3C 3ELECTION OF THE mIGHT STYLE MODE IS MORE PRECISE RUDDER CONTROL THE MODE IS MORE active rudder control pirouette speed is faster THAN MODE 4HE MODE IS CHANGED BY PUSH ing the data or key Pirouette rate at AFR100 to full stick F3C 450 deg sec 3D 720 deg sec ｎWA...

Страница 34: ... that your helicopter s components are bal anced If problems persist try mounting the gyro in a different location The gyro sensor should be mounted on a rigid platform at least 6in 152mm away from a Ni tro Engine It is not necessary to mount the gyro near the main shaft of the helicopter but it is very important that the mounting area chosen is rigid Please refer to your helicopter manufacturer s...

Страница 35: ... D R to 75 for both left and right This will reduce the maximum pirouette rate Make adjustments to these values once the initial test flight has been completed It is recommended that you run 30 soften ing expo on the tail rotor channel ｎWARNING ｌ Do not connect the tail rotor servo to the gyro until the servo type has been selected Operating the servo using the incorrect setting may damage the GY70...

Страница 36: ...r the servo will remain centered 90 Place an appropriate servo arm onto the servo and ensure that it is perpendicular to the tail rotor pushrod as shown Remove the unused sides of the servo arm Install the control ball supplied with your he licopter onto the servo arm For larger electric models or nitro powered models we recom mend placing the ball 13 5mm from center Once the control ball has been...

Страница 37: ...n move the tail rotor stick to the right on the transmitter and verify that right clock wise rotation tail rotor pitch is inputted to the tail rotor blades If left tail rotor pitch is inputted to the tail rotor blades then it will be necessary to reverse the tail rotor channel in the transmitter Pick the helicopter up by the main shaft and rotate the mechanics counter clockwise from the top The gy...

Страница 38: ...tches the servo you are using The Tail rotor servo arm is perpendicular to the pushrod and the pitch slider is centered The servo does not bind when full left or full right tail rotor is applied The gyro is operating in the correct mode AVCS or Normal The tail rotor stick operates the tail rotor the correct direction The gyro compensates the correct direction when the helicopter is rotated The gai...

Страница 39: ...rouette rate of the helicopter For example at 100 D R with the gyro set to F3C mode the helicopter will achieve a 450 deg sec pirouette rate If you would like the model to pirouette faster then increase the AFR or D R If you would like the model to pirouette slower then decrease the AFR or D R The gain should be raised until the tail begins to oscillate quickly also called Tail Wag Once this point...

Страница 40: ...l blade length play a large part in achieving opti mum tail rotor performance The gain value can vary drastically from model to model and the ex act value should not play a part in the evaluation of the gyro s performance How the gyro operates during flight is the only concern of ours 40 ...

Страница 41: ... servo is centered With clockwise rotating main rotor blades this means 10 degrees of right tail rotor pitch will be neces sary to counteract torque In addition to this it will be necessary to use the tail rotor compensation or revolution mixing functions of your transmitter to help counteract torque Please see your transmitter instruction manual for more information on how to set this up If you d...

Страница 42: ...operation and the gains for several flight conditions The use of these func tions is strongly encouraged Shown below is a recommendation of settings Recommended Gyro Function Settings Switch Condition Type GY or AVCS Gain Values Normal 70 A AVCS Idleup 1 40 A AVCS Idleup 2 40 A AVCS Hold 70 A AVCS 2 Position Switch Gyro Mode NORMAL AVCS 70 70 A B Gain Channel ATV or EPA GAIN 0 100 Neutral 0 100 50...

Страница 43: ...o the desired gain value and set the Gain Switch to the desired mode of operation Unfortunately since you will only have one gain value available it will be necessary to use the lowest value needed for example Idleup 2 When using this method of controlling the gain one direction of the switch will be AVCS mode and the other direction of the switch will be Normal mode Always ensure the gyro switch ...

Страница 44: ...he main rotor revolution This is calcu lated by engine revolution with the gear ratio of the main shaft Using by 3position switch Make sure the display is changed to 1 2 3 by mov ing the switch Set the desire RPM at each position by pushing the data or key Direct set by transmitter on Gov mixing Use default governor mixing as in the T14MZ and T12FG functions calibration of the 3 point first then d...

Страница 45: ...OT PROPERLY SET THE SET speed and actual engine speed will be differ ent s 4HE GEAR RATIO SHOULD BE GIVEN IN THE HELI copter instruction manual If the helicopter in struction manual does not give the gear ratio calculate the gear ratio as follows Rotor main gear N1 Engine pinion gear N2 Gear ratio N1 N2 s ARRY VALUES LESS THAN TO THE NEXT whole number ...

Страница 46: ...rned on 4 Servo selection default Analog Select the throttle servo type Digital servos of fer the best response The type is changed by pushing data or key When governor is turned on and off by trans mitter throttle stick The data is set so that the governor can be turned on and off with the transmitter throttle stick The following describes this operation ｎWARNING ｊ This parameter must match the t...

Страница 47: ...speed s 4HROTTLE STICK SET TO LEAST THE SET POINT FROM SLOW SIDE AND IS ENGINE RUNNING AT OR MORE OF set speed ON s 4HROTTLE STICK HELD AT THE SET POINT OR more 2EMAINS s 4HROTTLE STICK LOWERED PAST THE SET POINT OR LESS than the slow side OFF 100 0 set point or less OFF region OFF at slow side ...

Страница 48: ... function is only available at S Bus con nection Invalid is displayed at PWM connec tion Invalid display at PWM When governor turned on and off by switch S BUS connection only Setting the switch to the ON position turns on the governor The following describes this op eration Governor can be turned on and off by a switch s 3WITCH SET TO ON POSITION AND ENGINE RUNNING AT OR MORE OF SET SPEED ON s 4 ...

Страница 49: ...NED TO 3 AFTER SECONDS HAS PASSED Move the throttle stick to B FS position as de sired push set key to confirm the setting Push ING 23 4 WILL INHIBIT THE FUNCTION 8 Yaw rate compensation default CW TOP This works the revolution compensation dur ing pirouette Set the mode to match the gyro installing direction either CW TOP CW BOTM CCW TOP CCW BOTM by pushing the Set key 0USHING THE 23 4 KEY INHIBIT...

Страница 50: ...then high position guided by the display push the data or key to memorize Finish is dis PLAYED WHEN THE SETTING IS COMPLETED h RROR v is displayed when the setting position is out of RANGE TOO NARROW FROM HIGH TO IDLE BELOW through ｊ When using the GY701 for the first time or when making changes in the throw of a servo always perform the limit setting operation 10 Limit point testing It tests the l...

Страница 51: ...t tests the output level of the revolution sensor Turn the engine by hand and check the output level The display indicates the current level on left side numbers maximum level on right side numbers The output level needs to be more THAN FOR CORRECT OPERATION ...

Страница 52: ...nstalling the sensor mag net to the muffler side also refer to the needle side mounting Magnet operating side check Bring the magnet near the end of the sensor and check the operating side Magnet Sensor This is the side at which the displayed value increases in the Revolution sensor testing menu within the Governor Basic Setting section earlier in this manual Install the mag net with this side faci...

Страница 53: ...al such as JB Weld Magnet Cement the magnet to the cooling fan so that the magnet is level with this side of the cooling fan If the cooling fan is unbalanced and vibrates etc balance it by mounting the spare magnet to the opposite side of the cooling fan in the opposite polarity so that it does not output a signal Sensor mounting The sensor mounting method depends on the heli copter and engine Mou...

Страница 54: ...ly mount the sensor and select the magnet mounting position Install the sensor to the sensor stay using the accessory screws and washers Tighten the sensor stay together with the en gine using the engine mount screw Sensor adjustment Adjust the sensor position to obtain a sen sor output of at least 60 in the Revolution sensor testing menu within the Governor Basic Setting section earlier in this m...

Страница 55: ...the sensor bring the sensor closer to the magnet so that the 60 or more is displayed The magnet and sensor gap criteria is approximately 1 to 2mm If a sensor output is not obtained even when the sensor is brought close to the magnet the magnet and sensor center positions may have changed Complete assembly of the sensor by securely tightening the screws that were temporarily tightened Recheck the s...

Страница 56: ...a point at which the reaction of the engine is considerably different due to a too rich or too lean mixture the governor may not operate to its maximum potential Fuselage vibration countermeasures If the helicopter frame is weak or the engine mount is deformed or not installed properly the vibrations applied to the engine will increase Engine vibrations will lead to unstable speed and prevent the ...

Страница 57: ...fler Adjust the needle and pipe length so that engine speed changes are proportional to the throttle opening If the engine speed does not change linearly the governor will not perform satisfactorily with a muffler or a pipe that does not allow the carbure tion to be linear ...

Страница 58: ...he stick switch is in on position when it is used The on off switch is in on position when it is used Setting speed is not Off The engine speed exceeds to 60 of the set ting speed The speed sensor is working properly The following operations do not indicate trouble When engine speed rises above the set speed A near vertical dive may cause the engine speed to rise above the set speed Throttle opera...

Страница 59: ... from set speed The GY701 stabilizes the engine speed to within 1 of the set speed For example if the rotor R P M is set to 1500rpm the Rotor R P M speed will deviate about 15rpm However this poses no problem from the standpoint of practical use ...

Страница 60: ...iption of the governor mixing refer to your transmitter s manual Using by 3position switch Set the RPM at each switch position in the 2 Revolution setting menu within the Gov ernor Basic Setting section earlier in this manual Speed setting precautions s 7HEN THE SPEED SETTING CHANNEL TRAVEL 0 46 2 IS SET TO OR LESS POINTS AND CANNOT be set s 4HE ENGINE MAXIMUM SPEED RANGE LIMITS THE maximum speed ...

Страница 61: ...amount of this change is pro portional to the difference between the point 1 and point 3 set speed and the point 2 set speed For example if point 1 is set to 1300rpm and point 2 is set to 1500rpm and the transmitter EPA is changed from 20 to 100 the point 1 speed will change from 1460 to 1300rpm The transmitter EPA function has very little effect on the point 2 speed setting Speed Point 3 Point 2 ...

Страница 62: ...mplete the operation In addition governor on off switch function F F mixing can be available through the S Bus con nection At the PWM connection this function is invalid When not using an S Bus channel set INH for the channel setting The S Bus channels have linear 16ch digital 2ch 18ch total but the controllable channels are limited by the transmit ter channels 1 S Bus connection setting start dis...

Страница 63: ...er channel 3 S Bus setting Gyro gain default 5ch Push data or key to match the transmitter gyro gain channel 4 S Bus setting Throttle channel default 3ch Push data or key to match the transmitter throttle channel 5 S Bus setting RPM channel default 7ch Push data or key to match the transmitter 20 SETTING CHANNEL ...

Страница 64: ...a or key to match the transmitter pitch channel 8 S Bus data reset This resets the S Bus connection channel to DEFAULT 4HE h XEC v IS DISPLAYED BY PUSHING data or key for confirmation Push data or key again the reset process is done and dis PLAYED h XEC h AND RETURN TO THE START DISPLAY If you push mode or key during confirmation display the reset process is aborted Invalid display at PWM ...

Страница 65: ...ed to the Gyro Basic menu 1 Start display Push mode or key the editing menu will scroll Pushing mode or key for more than one second to go back to the gyro basic menu 2 Rudder servo neutral setting default 0 uS ranges 140 140 uS This sets the neutral position of the rudder servo Pushing data or key the neutral position of the rudder servo is moved 3 Gyro basic gain default 100 ranges 50 120 This s...

Страница 66: ...ged 5 Rudder delay mode default Function This selects the rudder delay mode either Func tion or Constant The Function mode will have the rudder control feel softer The Constant mode has the linear and quick motion of the rudder Select by pilot preference 6 Control delay In default F3C 12 3D 15 ranges 0 20 This sets the rudder control delay of moving to right or left from neutral side It adjusts le...

Страница 67: ...lue is changed 8 Stop delay default 120 ranges 100 400 This sets the rudder delay of the tail stop mo tion It improves the tail stop bounce to adjust the value Pushing the data or key the value is changed 9 Gyro working mode default CMT This selects the gyro working mode either CMT Normal or AVCS The CMT mode can select the AVCS or Normal mode through gyro gain chan nel The Normal mode is always N...

Страница 68: ... sec the gyro is out of control the pirouette speed is very quick and this can be a dangerous situation Pushing the data or key the value is changed 11 Gain change up delay default 12 ranges 1 50 This sets the delay of the gyro gain from low to high the value represents from idle up to hover ing Increasing this value may stop tail hunting if it is taking place Pushing data or key the value is chan...

Страница 69: ...s 20 20 This adjusts the gyro holding feeling during left and right pirouette Pushing data or key the value is changed 15 F F mixing S Bus connection only default off This selects the F F Feed Forward mixing ac tive It helps the gyro operation by adding pitch to rudder mixing prior of the gyro operation and improves the gyro performance GY701 installs the pitch rudder mixing inter nally The swash ...

Страница 70: ...xing rate default 0 range 100 100 It adjusts the F F mixing rate It can adjust low or high pitch rate individually from zero pitch point Pushing data or key the value is changed 17 F F mixing acceleration gain default 0 range 0 200 It sets the F F mixing acceleration gain Pushing data or key the value is changed 18 Pitch zero setting default 1520 uS It sets the pitch zero point of GY701 Move the p...

Страница 71: ...one when F F mixing is used 20 Pitch high setting default 1100 uS This sets the maximum pitch point of GY701 Move the pitch stick to maximum pitch push data or key The maximum pitch signal is memorized in the GY701 The display shows mark at the setting point This setting must be done when F F mixing is used 21 Sensor mode default Middle It selects the response of the gyro sensor signal The respons...

Страница 72: ...ail movement is often very quick this function may not work as well Check the function to see if it works correct ly Pushing data or key the mode is changed 23 Yaw smoother default ON F3C Off 3D Selects the rudder control feeling When On rud der control becomes more exact When Off rud der control response increases Select the rudder control feeling to your taste 24 Stop boosting default Off range ...

Страница 73: ...ameter to the default setting The Exec is displayed by pushing data or key for confirmation Push data or key again the reset process is done and displayed Exec and return to the start display Pushing mode or key during confirmation display the reset process is aborted ...

Страница 74: ...gh the edit ing menu Pushing mode or key for more than one second brings you back to governor basic menu 2 Governor working mode default Governor This selects the governor working mode as either governor or revolution limit mode The Governor mode works as the engine revolution is at a con stant revolution The revolution limit Rev Lmt mode only works when the engine revolution ex ceeds the setting ...

Страница 75: ...the best match for your engine type Push ing data or key the mode is changed Recom mended selection are Middle glow engine Moderate gasoline engine Quick Brushless motor 5 Governor gain default Moderate 30 Middle 40 Quick 60 ranges 10 100 This sets the governor working gain When the operation response is changed the governor gain is automatically changed as default The best gain is the amount righ...

Страница 76: ...he fixed throttle input is utilized related to the revo lution It is recommended for electric motors Tx Curve GY701 uses the exact throttle input from the trans mitter The throttle curve setting on the transmitter is required When the Rev Lmt mode is selected this mode should be selected 7 Revolution change up delay default 8 range 2 20 This sets the delay of the revolution from low to high Pushing...

Страница 77: ...hing data or key the value is changed 10 Low limit at hovering default 25 range 0 80 This sets the throttle low limit during hovering revolution to avoid too lean a carburetor Pushing data or key the value is changed 11 Low limit at idle up default 45 ranges 10 80 This sets the throttle low limit during idle up revolution to avoid too lean a carburetor Pushing data or key the value is changed 12 G...

Страница 78: ...y for confirmation Push data or key again the reset process is done and displayed Exec and return to the start display Pushing mode or key during confirmation display the reset process is aborted FUTABA CORPORATION Phone 81 475 32 6982 Facsimile 81 475 32 6983 1080 Yabutsuka Chosei mura Chosei gun Chiba 299 4395 Japan 54 20 2 4 ...

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