Industrial Bluetooth to RS485 Converter
Data Transparent TransmissionBT24 Industrial Bluetooth to RS485 Converter (BLE 5.1)
Industrial BLE 5.1 Bluetooth to RS485 Converter — Wireless Serial Port Adapter with Data Transparent Transmission.

Product Introduction
The BT24 is an industrial-grade Bluetooth 5.1 to RS485 converter designed for wireless communication between mobile devices and RS485 stepper motors or integrated stepper motors.
With data transparent transmission and Modbus protocol support, it enables convenient wireless control via Android APP, eliminating the need for physical serial cables.
Product Advantages
- Renesas DA14531 chip with PA Amplifiers
- Bluetooth BLE 5.1 technology
- Support interfaces: RS485
- Support ModBus protocol
- Support communication between Android and RS485 Stepper Motor or RS485 Integrated Stepper Motor
- Support changing baud rates: 2400, 4800, 9600, 19200, 38400, 57600, 115200
- External rubber stick antenna, visual distance: mobile phone: 90 m / PC: 70 m / device to device: 400 m
- Support power range: DC 5~36 V
- Device Size: 60 × 27.8 × 16.4 mm
- Working temperature: -40 to 85 °C

Electrical Characteristics
| Parameter | Value |
|---|---|
| Power Supply | DC 5~36 V |
| RS485 Default Baud Rate | 9600 bps |
| RS485 Load Capacity | Up to 32 devices |
| RS485 Communication Distance | 1200 m (at 9600 bps) |
| Working Mode | Point-to-point half-duplex, point-to-multipoint half-duplex |
| Direction Control | Automatic |
| Power Supply Requirement | 5 V / 1 A |
| Working Temperature | -40 to 85 °C |
| Dimensions | 60 × 27.8 × 16.4 mm |
BLE UUID
- SERVICE UUID: FFE0
- NOTIFY/WRITE UUID: FFE1
- WRITE UUID: FFE2

Baud Rate Switch
Short press the KEY twice consecutively to switch the baud rate once. The number of times the blue light blinks represents the baud rate number.
| Flash Count | Baud Rate |
|---|---|
| 1 | 2400 |
| 2 | 4800 |
| 3 | 9600 |
| 4 | 19200 |
| 5 | 38400 |
| 6 | 57600 |
| 7 | 115200 |
Application Scenarios
- Wireless motor control — Control RS485 stepper motors via Android APP over Bluetooth
- Industrial automation — Replace wired serial connections with reliable wireless communication
- Remote monitoring — Real-time data transmission over distances up to 400 m (device to device)
- Field maintenance — Quick and convenient parameter adjustment via mobile phone
Android APP Control
AR Series RS485 Integrated Stepper Motor
Bluetooth to RS485 Converter and Android APP designed for AR Series RS485 Integrated Stepper Motor.

IG Series RS485 Integrated Stepper Motor
Bluetooth to RS485 Converter and Android APP designed for IG Series RS485 Integrated Stepper Motor.

- Model: BT24
- Brand: Adampower


