9g Micro Servo (Metal Gear)
Makeblock 9g Micro Servo (metal gear) is a high-quality servo customized by Makeblock. It may be delivered assembled or unassembled in a pack, including the following four parts: 9g micro servo (metal gear), servo horn, screw, and servo holder.
Dimensions
The unit is millimeter.
Specifications
Electrical specifications
| Item | 4.8 V | 6.0 V | Operating speed (without load) | 0.15±0.015 sec/60° | 0.13±0.015 sec/60° |
|---|---|---|
| Operating current (without load) | 80±35 mA | 90±35 mA |
| Max. load in operation | 1.0±0.05kg·cm | 1.1±0.1kg·cm |
| Stall torque (locked) | 1.5±0.05kg·cm | 1.8±0.1kg·cm |
| Stall current (locked) | 680±40 mA | 750±50 mA |
| Idle current (stopped) | 6±1 mA | 6±1 mA |
| Temperature drift (at 25°C) | ≤5° | ≤7° |
Mechanical specifications
| Item | Specification | Overall dimensions | See "Dimensions." |
|---|---|
| Limit angle | 180°±10° |
| Weight | 13.5±0.5g |
| Connector wire gauge | #28 PVC, black-red-white, plug: 2510-3P, white |
| Connector wire length | 260±5 mm |
| Horn gear spline | 40T |
| Horn type | Double-arm |
| Reducation ratio | 1/324 |
| Excessive play | ≤1° |
| Screw | PM2 × 5 mm |
Control specifications
| Item | Specification | Control system | Changing the pulse width |
|---|---|
| Amplifier type | Analog controller |
| Operating travel | 180°±10° (600 to 2400 µ sec) |
| Left-right travelling angle deviation | ≤7° |
| Centering deviation | ≤ 1° |
| Neutral position | 1500 µ sec |
| Dead band width | ≤7 µ sec |
| Rotating direction | Counterclockwise (1500 to 2000 µ sec) |
| Pulse width range | 500 to 2500 µ sec |
| Maximum travel | About 190° (500 to 2500 µ sec) |