Stemedu GX3270BLS

Leabhar-làimhe stiùiridh

Stemedu 70KG Brushless Motor Servo

Model: GX3270BLS

Ro-ràdh

This manual provides essential information for the proper installation, operation, and maintenance of your Stemedu 70KG Brushless Motor Servo. Designed for high-performance applications, this servo offers exceptional torque, speed, and durability, making it suitable for various RC models including cars, trucks, and boats.

Dè th' anns a' Bhocsa

  • 70 kg.cm Servo Unit
  • Mounting Hardware (screws, rubber grommets, brass eyelets)
  • Servo Arms (various types)
  • Càbaill ceangail
Stemedu 70KG Brushless Motor Servo and included accessories

Image: The 70KG Brushless Motor Servo unit along with its mounting hardware, various servo arms, and connection cables.

Prìomh fheartan

  • Torc is Luas Àrd: Delivers up to 70 Kg-cm torque at 8.4V with speeds as fast as 0.09 sec/60°.
  • Ìre dìon-uisge IP68: Ensures reliable performance in wet or submerged conditions.
  • Brushless Motor Design: Provides enhanced efficiency, extended lifespan, and smoother operation.
  • Togail seasmhach: Features a metal gear and semi-metal case for superior impact resistance and longevity.
  • High-precision Stainless Steel Helical Gears: For accurate and reliable movement.
  • CNC Aluminum Middle Shell: Contributes to cooling and extends service life.

Sònrachaidhean

FeartLuach
Seòrsa ChomharraDidseatach
Seòrsa motairGun bhruis
Còmhlan marbh≤2 uSec
Vol Obrachaidhtage6.0V-8.4V
Siostam smachdPWM (1520us/333hz)
Ceàrn meacanaigeach360°
A' giùlanFour Ball Bearings
Operating Travel270±10° (500~2500uSec)
Operating Speed (sec/60°)0.12 (6V) / 0.10 (7.4V) / 0.09 (8.4V)
Max. Operating Travel Angle358±10° (500~2500uSec)
Co-mheas Lùghdachadh1:299
Stuth GearStàilinn nach meirg
Stuth ShellAL6061 + Nylon additive
Horn Gear25T
Meudan (L x W x H)40 x 20 x 41.5 mm (1.57 x 0.79 x 1.63 òirleach)
Cuideam90g (3.17oz)

Coileanadh Torque:

  • 6.0V: 55.0 kg-cm (1,587 oz-in)
  • 7.4V: 63.0 kg-cm (1,763 oz-in)
  • 8.0V: 70.0 kg-cm (1,940 oz-in)
Table of specifications and torque performance for the 70KG Brushless Motor Servo

Image: Detailed specifications and torque values at different voltages for the servo.

Diagram showing dimensions of the 70KG Brushless Motor Servo

Image: Technical drawing illustrating the precise dimensions of the servo unit.

Suidhich

  1. A’ cur suas an t-Servo: Secure the servo unit to your RC model's chassis using the provided mounting hardware. Ensure it is firmly attached to prevent movement during operation.
  2. Connecting the Servo Arm: Select the appropriate servo arm for your application and attach it to the servo's output shaft. Use the small screw provided to secure the arm.
  3. Ceangal dealain: Connect the servo's three-wire cable to the corresponding channel on your RC receiver or flight controller. The standard color coding is typically: Brown/Black (Ground), Red (Positive Voltage), Orange/Yellow/White (Signal). Ensure correct polarity.
  4. Solar cumhachd: Connect your receiver/flight controller to a suitable power source (e.g., battery eliminator circuit (BEC) or dedicated servo power supply) that provides the recommended operating voltage (6.0V-8.4V).
Top-sìos view of the 70KG Brushless Motor Servo with mounting tabs

Dealbh: A view of the servo showing its mounting tabs, ready for installation.

Stiùireadh Obrachaidh

The Stemedu 70KG Brushless Motor Servo operates based on Pulse Width Modulation (PWM) signals. The pulse width determines the position of the servo arm.

  • Pulse Width Range: 500µs to 2500µs.
  • Suidheachadh neodrach: 1500µs (typically corresponds to 0°).
  • Operating Travel: 270° ± 10° (from 500µs to 2500µs).
  • Maximum Operating Travel Angle: 358° ± 10° (from 500µs to 2500µs).
  • Rotating Direction: Counter-clockwise (CCW) when pulse width increases from 500µs to 2500µs.
Diagram illustrating servo rotation based on PWM pulse width

Image: A visual representation of the servo's 270-degree rotation range and how it corresponds to PWM signals.

Video: This video demonstrates the operational range and responsiveness of the 70KG Brushless Servo, showing its movement across different pulse width settings.

Cumail suas

  • Glanadh cunbhalach: Keep the servo free from dirt, dust, and debris, especially around the output shaft and mounting points.
  • Thoir sùil air ceanglaichean: Periodically inspect all electrical connections to ensure they are secure and free from corrosion.
  • Dèan sgrùdadh air na gèaraichean: While the gears are durable, occasional inspection for wear or damage is recommended, especially after heavy use or impacts.
  • Seachain cus luchdachadh: Do not exceed the servo's specified torque limits, as this can lead to premature wear or damage.
  • Cùram dìon-uisge: Although IP68 rated, avoid prolonged submersion in corrosive liquids. After use in wet conditions, wipe the servo dry.

Fuasgladh thrioblaidean

  • Servo gun fhreagairt:
    • Thoir sùil air solar cumhachd voltage and current capacity. Ensure it meets the servo's requirements.
    • Verify signal cable connection to the receiver/controller.
    • Confirm the receiver/controller is powered on and transmitting signals.
    • Inspect for physical obstructions preventing servo movement.
  • Erratic Movement or Jittering:
    • Thoir sùil airson ceanglaichean sgaoilte no uèirichean millte.
    • Ensure the power supply is stable and free from voltage a' tuiteam.
    • Verify the PWM signal is clean and within the specified range.
    • Check for excessive mechanical load on the servo.
  • Overheating:
    • Reduce the load on the servo if it's consistently running hot.
    • Ensure adequate airflow around the servo, especially in enclosed spaces.
    • Dearbhaich an leabhar obrachaidhtage is not exceeding the maximum 8.4V.
  • Loss of Torque:
    • Check for worn or damaged gears. Replace if necessary.
    • Ensure the power supply is providing sufficient current.
    • Verify the servo is not being continuously stalled against an obstacle.

Barantas agus Taic

For warranty information and technical support, please contact Stemedu directly through their official website or the platform where you purchased the product. Keep your proof of purchase for any warranty claims.

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