Serial to Bluetooth 5.0

BT452

Bluetooth 5.0
1 x RS232/RS485/RS422
Support Modbus with Register Length as 4 or less

OverviewSpecificationsModel ComparisonInquiryResources

Support Modbus
Recommend to operate with the number of data not more than 4 from the start address
About 1-2 pieces of data will get dropped from every 200 pieces of data in general operation environment with the number of data not more than 4 from the start address. More data could get dropped if the number of data from the start address is more than 4 or even more.

Simple and Straight Configuration Utility

CPU : ARM Cortex M4 32 bit FPU , 64M Hz
Memory : 1MB Flash ROM , 256KB RAM
Bluetooth Module : Nordic NRF 52840

Serial Port
Number of Ports : RS232/RS422/RS485 * 1 Port ( auto detect )
RS-232 : Rx , Tx , GND , RTS , CTS
RS-422 : Tx+ , Tx-, Rx+ , Rx- ( Surge Protect )
RS-485 : Data+ , Data- ( Surge Protect)
Built-in RS-422/RS-485 Terminal Resistor
Speed : 4800 bps〜115.2K bps
Parity : None , Even
Data Bit : 8
Stop Bit : 1

Bluetooth 5.0
Compliant with Bluetooth v5.0
Operate in 2.4GHz – 2.483GHz ISM Band
-95dBm sensitivity in 1Mbps Bluetooth low energy Mode
+8 dBm TX power(down to -20 dBm in 4 dB steps)
Support Bluetooth Data Rate 1Mbit/sec.
Operating Distance up to 100 meters
Security : 128-bit AES

Setup : Setup Utility on PC / AT command
Use RS232 Crosslink cable to connect to PC for setup
Power : DC 9 ~ 24V / 50ma @ 12V
Led Lamp : SYS (red) , Pairing (green) , Rx(red) , Tx(green)
Operating Temperature : -10℃~70℃
Storage Temperature : -25℃~80℃
Dimension : 85 x 75 x 25 mm ( W x D x H )
Weight : 150 g ( not include power )

ModelBT232BT432BT452BT452DBT452UBT452IBC
DescriptionRS232 BluetoothSerial BluetoothSerial BluetoothSerial DIO BluetoothUSB to BluetoothiBeacon Reader
Bluetooth versionBluetooth 2.0Bluetooth 2.1Bluetooth 5.0Bluetooth 5.0Bluetooth 5.0Bluetooth 5.0
Bluetooth ChipsetCSRCSRNordic 52840Nordic 52840Nordic 52840Nordic 52840
Carrier Frequency2400~2483.5 MHz2400~2483.5 MHz2400~2483.5 MHz2400~2483.5 MHz2400~2483.5 MHz2400~2483.5 MHz
ClassClass 1Class 1Class 1Class 1Class 1Class 1
Tx RF Output Power13 dBm13 dBm8 dBm8 dBm8 dBm8 dBm
Rx Sensitivity-86 dBm (min)-86 dBm (min)-93 dBm (min)-93 dBm (min)-93 dBm (min)-93 dBm (min)
AntennaSMA plug 2 dBiSMA plug 2 dBiSMA plug 2 dBiSMA plug 2 dBiSMA plug 2 dBiSMA plug 2 dBi
Distance100 meters100 meters100 meters100 meters100 meters100 meters
RS2321
RS232/485/42211111
Baud Rate1200 ~ 115.2K1200 ~ 115.2K4800 ~ 115.2K4800 ~ 115.2K4800 ~ 115.2K4800 ~ 115.2K
USB1
DIODI*2, DO*4
SecurityAES 128 bitsAES 128 bitsAES 128 bitsAES 128 bits
Setup UtilityVVVVVV
Power InputDC 5~7 VDC 9~24 VDC 9~30 VDC 9~30 VDC 9~30 VDC 9~30 V
DIN-Rail MountingVVVVV
Operating Temperature-10°C ~ 70°C-10°C ~ 70°C-10°C ~ 70°C-10°C ~ 70°C-10°C ~ 70°C-10°C ~ 70°C
Net Weight35 g95 g100 g355 g110 g100 g

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    File Description File size
    pdf BT452 Quick Guide BT452 Bluetooth 5.0 to Serial Quick Guide 201901e
    383 KB
    zip Configuration Utility v1.3 BT5 Uart Config v1.3 2019.3.22
    387 KB