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Electron retracts SmartBox User Manual And Installation Instructions

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  • Page 1 www.electron-retracts.com...

  • Page 2: Table Of Contents

    SmartBox User manual and installation instructions CONTENTS PAGE Part A: Connection diagram ......3 Part B: Step by step connection Step 1: Retracts connection.

  • Page 3: Connection Diagram

    SmartBox User manual and installation instructions CONNECTION DIAGRAM DOORS RETRACTS SCREEN NOSE MAIN LEFT MAIN BATT 2 RIGHT BRAKE L BRAKE R INPUTS Please make sure to Left brake follow the correct BATT 1 BRAKES polarity as indicated: Negative Right brake...
  • Page 4 SmartBox User manual and installation instructions Weight 80 g Weight with screen 155 g Dimensions 81 x 61 x 16,5 mm Screen dimensions 78 x 56,5 x 12,4 mm RUDDER SERVO BRAKE RUDDER Input Voltage (Batt 1) Check the voltage required for your retract...
  • Page 5 SmartBox. ORIENTATION AND PLACEMENT The SmartBox has to be installed on a flat surface perpendicular to the ground, however it doesn’t require to be oriented in any specific way. We recommend installing the SmartBox in a location that allows for the shortest possible connections with the retracts and brakes.

  • Page 6: Step 1: Retracts Connection

    Since the landing gear sets and the SmartBox are provided with wires, you don’t have to worry about the polarity, as the XT-30U connectors have a form factor that prevents incorrect connections.

  • Page 7: Step 2: Brakes Connection

    Brakes Connect the brake wires to the Brake Outputs. There are two brake outputs, indicated on top of the SmartBox as “Brake L” and “Brake R” and they correspond to the left and right brakes respectively. Each output has three pins, with the central pin not being used..

  • Page 8: Step 3: Steering Servo Connection

    Connect the steering servo wire to the Rudder servo Output. We highly recommend to operate the steering servo via the SmartBox, as opposed to directly controlling the servo from the receiver. This could cause the servo to move at the wrong time, damaging or blocking the landing gear.

  • Page 9: Step 4: Input Channels Connection

    There are three PWM radio inputs. The polarity of these Negative inputs is indicated on top of the SmartBox. Positive NOTE: The voltage provided by the receiver can’t be higher than 9 V, and it should be the same for all of signal inputs.

  • Page 10: Step 5: Battery Connection

    In order for the SmartBox to operate, one battery is always needed at the Batt 1 Input. The Batt 2 Input, and when and why you might want to use two batteries, will be explained in the next two pages.
  • Page 11 WORKING WITH A SINGLE BATTERY Supply I At least one battery is required for the SmartBox to properly operate. This battery must be connected at the Batt 1 Input. When only Batt 1 is connected, all the connected devices (except for the Steering Servo) will draw power from this battery.
  • Page 12 SmartBox User manual and installation instructions Power USING TWO BATTERIES. WHEN AND WHY? Supply II The Batt 2 Input can be used in case the door servo motors / actuators of your choice, BATT 2 require a different voltage than your retract units.

  • Page 13: Step 6: Connect The Door Servos / Actuators

    You can connect one device per output. By default, the first time you use the SmartBox, the door sequencer will be turned OFF. You can safely connect your door servos / actuators without risk of them moving, colliding or being damaged.

  • Page 14: Step 7: Connect The Screen

    SmartBox User manual and installation instructions Doors CONNECT THE SCREEN To program the SmartBox, the touch screen will be needed. Once configured, the screen is not necessary for its operation, so it may not be installed on the model. Make sure to connect the screen using the provided USB-C cable.

  • Page 15: Part C: Controller Setup

    Once all connections have been made, the next step is to set up the SmartBox. The first step will always be the Radio Setup on page 19. The Radio Setup must be performed at least once for the Smartbox to function properly.

  • Page 16: Main Screen

    SmartBox User manual and installation instructions MAIN SCREEN SMARTBOX PROGRAMMED TO BE USED BATTERY 2 STATUS EXCLUSIVELY WITH: BATTERY 1 STATUS 7.4 V 7.4 V RETRACT OUTPUT LEVEL ONLY USE WITH: ER-40 CLASSIC 3,3A LEFT RIGHT BRAKE BRAKE 3,3A 3,1A...

  • Page 17: Manual Mode

    SmartBox User manual and installation instructions MANUAL MODE In the Manual Mode menu, you can deploy and retract the landing gear by pressing the corresponding buttons. If you have already configured the sequencer, when using the Manual mode your sequence will executed as programmed.

  • Page 18: Setup Menu

    SmartBox User manual and installation instructions SETUP MENU The Setup menu allows you to access the different settings and adjustments of the SmartBox. BRAKES SETUP BACK TO MAIN SCREEN Page 29 to 32 7.4 V 7.4 V Setup RADIO SETUP...

  • Page 19: Radio Setup

    SmartBox User manual and installation instructions SmartBox 7.4 V 7.4 V Radio setup GEAR 1000 ms NPUT SIGNAL BRAKE NO SIGNAL NPUT SIGNAL RUDDER 1000 ms NPUT SIGNAL RADIO SETUP Version: 1.0 info@electron-retracts.com...

  • Page 20: Radio Setup Menu

    If the signal from any of the inputs is not detected, it will appear in red. In GYRO STEERING case the input cable is connected to the SmartBox, but the signal is not detected, double check the wire connection on both ends, SEQUEN.
  • Page 21 User manual and installation instructions RADIO SETUP WIZARD The SmartBox features a setup wizard, guiding you step by step through the radio setup process and making it as simple as possible. When performing the Radio Setup, the SmartBox automatically detects the signal inputs connected, configuring only those devices that are detected.
  • Page 22 SmartBox User manual and installation instructions RADIO SETUP: STEP 1 After pressing the “Radio Setup” button, the SmartBox will display instructions and indications to program the landing gear signals. Follow the instructions indicated by the SmartBox. The first screen shows an example of a radio transmitter, and the controls commonly used for each of the landing gear components.
  • Page 23 SmartBox User manual and installation instructions RADIO SETUP: STEP 2 Radio setup 7.4 V 7.4 V In this step, we will configure the switch position for the landing gear retraction. Set the switch in the desired position, and press next.
  • Page 24 SmartBox User manual and installation instructions RADIO SETUP: STEP 3 In this step, we will configure the switch position for the landing gear deployment. Set the switch in the desired position, and press next. RETURN TO PREVIOUS STEP NEXT STEP If you only have retracts connected, go to page 28.
  • Page 25 SmartBox User manual and installation instructions RADIO SETUP: STEP 4 This step will only appear if the Brake input signal has been detected. In this step, we will configure the control position for the brakes to be disengaged (0% brake applied). Set the control in the desired position, and press next.
  • Page 26 SmartBox User manual and installation instructions RADIO SETUP: STEP 5 In this step, we will configure the control position for the brakes to be fully engaged (100% brake applied). Set the control in the desired position, and press next. RETURN TO...
  • Page 27 SmartBox User manual and installation instructions RADIO SETUP: STEP 6 In this step, using the Rudder stick, we will configure the position the steering servo will move when the landing gear retracts. Make sure the front landing gear is well centered. It is extremely important for the center position to be as accurate as possible, specially when using the Coupling System steering.
  • Page 28 SmartBox User manual and installation instructions RADIO SETUP: STEP 7 If the programming has been done correctly, the “Programming successfully completed” message will be displayed. If there has been any issues during the programming, an error message will be displayed.
  • Page 29 SmartBox User manual and installation instructions SmartBox info@electron-retracts.com...

  • Page 30: Brakes Setup

    SmartBox User manual and installation instructions BRAKES SETUP MENU Setup 7.4 V 7.4 V The BRAKES menu allows you to adjust the brakes individually, in case you RADIO RADIO BRAKES BRAKES need to balance them, and also to use the ABS mode.
  • Page 31 SmartBox User manual and installation instructions BRAKES SETUP: BALANCE ADJUSTMENT You can adjust and limit how much force each of the brakes is applying. This is very useful in case you need to balance your brakes, when one of them is stronger than the other and causes to model to deviate to a side when braking.
  • Page 32 User manual and installation instructions BRAKES SETUP: ABS MODE The SmartBox offers an ABS mode with three different presets. The ABS will release and engage the brake at different ratios, to avoid wheel blocking. Use the buttons to navigate through the different modes and values.
  • Page 33 SmartBox User manual and installation instructions SmartBox 7.4 V 7.4 V Gyro setup GYRO BRAKE ASSIST info@electron-retracts.com...

  • Page 34: Gyroscope Setup

    GYROSCOPE SETUP Setup 7.4 V 7.4 V The Gyro menu is dedicated to the SmartBox gyroscope, which can be used to correct any deviations of the plane when applying brakes. RADIO BRAKES You can turn OFF this feature any time, so it does not have any effect on the brakes.

  • Page 35: Steering Setup

    SmartBox User manual and installation instructions SmartBox Steering setup 7.4 V 7.4 V SERVO REVERSE 100% STEERING TRIM SERVO GAIN BRAKE STEERING info@electron-retracts.com...
  • Page 36 SmartBox User manual and installation instructions STEERING SETUP Setup 7.4 V 7.4 V The Steering menu allows to further adjust the steering servo behavior, and also offers options for taildraggers that turn using differential braking. RADIO BRAKES Use the Servo Reverse option to invert the movement of the servo, in case it doesn’t turn in the desired direction.
  • Page 37 SmartBox User manual and installation instructions STEERING SETUP: STEERING TRIM Steering setup 7.4 V 7.4 V The Steering trim adjusts the center position of the servo when the landing SERVO REVERSE gear is deployed. Use the buttons to change the position of the servo until the nose strut is...
  • Page 38 SmartBox User manual and installation instructions STEERING SETUP: SERVO GAIN The Servo Gain menu allows you to adjust the sensitivity and how much the Steering setup 7.4 V 7.4 V input signal from the Rudder Input affects the movement of the steering servo.
  • Page 39 SmartBox User manual and installation instructions STEERING SETUP: BRAKE STEERING With Brake Steering, the brakes can be used to turn the model, which is Steering setup 7.4 V 7.4 V particularly useful for taildraggers without an steerable tail wheel. By default, the Brake Steering value is 0%, which means this feature is SERVO REVERSE turned off.

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