Compass Series Platform
Series Introduction
The Compass series of robotics platforms, the basic small robotics platforms, are designed to provide customers with a complete, multi-interface, highly reliable mobile robotics system at the best price/performance ratio.

Parameter Comparison
| Product | ![]() | ![]() | ![]() | ![]() | ![]() |
| Fuselage Form | Aluminum alloy one-piece molding | Aluminum alloy one-piece molding | Aluminum alloy one-piece molding | Aluminum alloy one-piece molding | Aluminum alloy one-piece molding |
| Overall Dimension | 369×400.5×110 | 450×330×115mm | 342×370×115.5 | 352.4×370×135 | 408×354×108 |
| Driving Wheel | QL-10 Omni-directional Wheel | QMA-10 Omni-directional Wheel | HSL-15 Rubber Wheel | HSL-15 Rubber Wheel | Crawler Wheel |
| Diameter of Driving Wheel | 101.6mm | 101.6mm | 152.4mm | 152.4mm | 108mm |
| Driving Method | Three-wheel independent drive | Four-wheel independent drive | Two-wheel independent drive | Four-wheel independent drive | Two or four-wheel combining drive |
| Suspension Form | No suspension | Rocker arm suspension | Rocker arm suspension with driven wheels | No suspension | No suspension |
| Minimum Ground Clearance | 17.5mm | 22.5mm | 23mm | 42mm | 23mm |
| Weight | 7.1kg | 9.2kg | 8.5kg | 9.9kg | 9kg |
| Rated load Capacity | 20kg | 20kg | 20kg | 30kg | 30kg |
| Motor Type | Hollow Cup DC Servo Motor | Hollow Cup DC Servo Motor | Hollow Cup DC Servo Motor | Hollow Cup DC Servo Motor | Hollow Cup DC Servo Motor |
| Motor Rated Power | 30W | 30W | 30W | 30W | 30W |
| Motor Encoder | 500 lines/revolution, A and B phase outputs | 500 lines/revolution, A and B phase outputs | 500 lines/revolution, A and B phase outputs | 500 lines/revolution, A and B phase outputs | 500 lines/revolution, A and B phase outputs |
| Number of Motors | 3 | 4 | 2 | 4 | 2/4 |
| Motor Drive | Servo drive, CAN bus, RS232 communication interface | Servo drive, CAN bus, RS232 communication interface | Servo drive, CAN bus, RS232 communication interface | Servo drive, CAN bus, RS232 communication interface | Servo drive, CAN bus, RS232 communication interface |
| Maximum Travel Speed | 1.2m/s | 0.75m/s | 1.2m/s | 1.2m/s | 0.8m/s |
| Maximum Rotation Speed | 365°/s | 215°/s | 370°/s | 215°/s | 160°/s |
| Minimum Turning Radius | 0m | 0m | 0m | 0m | 0m |
| Adaptable Terrain | Indoor and outdoor concrete and asphalt pavements with fewer potholes | Indoor and outdoor concrete and asphalt pavements with fewer potholes | Indoor and outdoor concrete and asphalt pavements with fewer potholes | Indoor and outdoor general pavement and dirt pavement | Indoor,bituminous ground ,concrete ground with little depression |
| Typical Endurance | Approx. 10h (load 10kg, operating speed 1m/s, operating rate 70%) | Approx. 10h (load 10kg, operating speed 1m/s, operating rate 70%) | Approx. 10h (load 10kg, operating speed 1m/s, operating rate 70%) | >8h(load capacity 10KG,moving speed 1m/s,moving rate70%) | Approx. 8h (load 10kg, operating speed 0.6m/s, operating rate 70%) |
| Standby Time | >30h | 30h | >30h | >30h | >30h |
| On-board Power Output | 5V@2.5A / 12V@2.5A / Battery voltage (22.4~29.2V)@>5A | 5V@2.5A / 12V@2.5A / Battery voltage (22.4~29.2V)@>5A | 5V@2.5A / 12V@2.5A / Battery voltage (22.4~29.2V)@:5A | 5V@2.5A / 12V@2.5A / Battery voltage (22.4~29.2V)@>5A | 5V@2.5A / 12V@2.5A / Battery voltage (22.4~29.2V)@>5A |
| Power Fuse Preset Specification | 5×20/10A | 5×20/10A | 5×20/10A | 5×20/10A | 5×20/10A |
| Battery | 24V/7.8Ah lithium-ion battery | 24V/7.8Ah lithium-ion battery | 24V/7.8Ah lithium-ion battery | 24V/7.8Ah lithium-ion battery | 24V/7.8Ah lithium-ion battery |
| Battery Quick Change | Support | Support | Support | Support | Support |
| Charger | Input:AC220V~240V / Charging current:3A / Interface:Plug-in type | ||||
| Accessory | Battery charger, ULB-1 ultrasonic transducer × 5 | ||||
| DEMO Board | RHF407 development board (CAN×2, RS232×2, TTL×1, RS485×1, SPI×1, I2C×1, ADC×8, DAC×2, PWM×8, LED×2, keypad×2, independent I/O×24, reusable I/O×29, TF card interface×1, RTC backup battery holder, reusable TFT LCD interface×1) | ||||

If you have any questions or needs about aviation products or other related issues, you can contact us through our hotline or online message, and we will be happy to serve you.
Hotline:+86 183 8206 6165
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