Bluetooth BLE To RS232/RS485 Gateway

Bluetooth gateway BLE to RS232/RS485

Bluetooth to RS232/RS485 gateway

Product features

G02 is small in size, powered by external power adapter or external mobile power supply and installed in hanging hole. Ew-dtu02 is easy to use.

RS232 or RS485 interface can be used to connect the upper computer.

Supports scanning mode, slave mode, host mode, master-slave point-to-point pairing mode and variable ibeacon mode

Application:

Smart campus: temperature monitoring system, student positioning, clock in

Intelligent medical: infusion monitoring and early warning system, body temperature monitoring system, patient positioning, health monitoring

Smart pension: health monitoring and early warning, positioning of the elderly

Smart factory: asset monitoring and personnel positioning

Smart city: Environmental Monitoring

Intelligent agriculture and animal husbandry: Livestock positioning, livestock identification, greenhouse temperature and humidity monitoring

Bluetooth Specification

BT stack version	BLE 5.0
Modulation method	GFSK
Frequency range	2402 ~ 2480MHz
Transmit power	0dBm~+23dBm
Receiving sensitivity	-108dBm
Scanning interval	20ms
Ram/Flash	64KB/512KB
Working mode	scanning mode, slave mode, host mode, master-slave point-to-point pairing mode and variable ibeacon mode
Antenna gain	Peak 5dbi
Connection function	need to customize
Maximum scanning quantity	250pcs sensor
Maximum scanning coverage	150 meters (in open environment, 2 meters from the ground)

Electrical Specifications:

Operational voltage	5V ~ 36V (default power adapter 12V 1a)
Power supply mode	5mm power interface / 5.08mm industrial terminal (anti reverse connection)
Operational current	65mA (max) @ 5.0V / 35mA (max) @ 12.0V
Power consumption	< 1W
Operational temperature	– 30 ℃ ~ + 80 ℃
Storage temperature	– 40 ° C ~ + 125 ° C

Interface:

RS485 x1, 5.08 * 2 industrial terminal (a +, B -); RS232 x1, DB9 inner hole (can not be used at the same time)

Reset button: reset (short press) / restore factory settings (long press)

Serial port parameters: default baud rate 115200, data bit 8 bit, stop bit 1, no check, no flow control

Up and down resistance: 2K Ω

LED indication: power supply indication / TX indication / RX indication / ble connection