★HF6401B

Product Code: ★HF6401B

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Overview of Characteristic

Support Bluetooth configuration parameters
Support 4G full network LTE-TDD, LTE-FDD supports China Mobile, China Unicom, and
China Telecom 4G networks
Support TCP/UDP/MQTT/WebSocket/HTTP and other network communication protocol
Support RS485/IO to 4G data transmission, serial port rate up to 460800bps
Support up to 3 TCP/UDP connections, each connection supports 1400 bytes of data
Cache
Support Hanfeng industrial control cloud IOTBridge, you can remotely manage and
configure parameters through the network.
Support SMS AT command configuration function
Support registration package (registration package content, sending mode), heartbeat
packet (heartbeat packet content, sending mode, sending interval) function, registration
package support ICCID, IMEI, IMSI, software version number, cellular network connection
status and other combinations.
Support serial port, network OTA wireless upgrade firmware
Support Modbus TCP to Modbus RTU
Wide power supply 9~36V
Dimensions: 81 x 60 x 26mm

Wireless Standard	BLE 5.0
Frequency Range	2.402GHz-2480GHz
Transmit Power	Max 15dBm
Receiver Sensitivity	-97dBm
Processor	Cortex-M3
Basic Frequency	96MHz
Operating System	FreeRTOS
Protection	8KV Isolation
Transmit Power	LTE-TDD: Class 3(23dBm+1/-3dB) LTE-FDD: Class 3(23dBm±2dB) WCDMA: Class 3(24dBm+1/-3dB) TD-SCDMA: Class 3(24dBm+1/-3dB) GSM900: Class 4(33dBm±3dB) DCS1800: Class 1(30dBm±3dB) GSM900 8-PSK: Class E2(27dBm±3dB) DCS1800 8-PSK: Class E2(26dBm±3dB)
Receive Sensitivity	FDD B1: -96dBm(10M) FDD B3: -96dBm(10M) FDD B5: -96dBm(10M) FDD B8: -96.5dBm(10M) TDD B38: -96dBm(10M) TDD B39: -97dBm(10M) TDD B40: -96.5dBm(10M) TDD B41: -96dBm(10M) WCDMA B1: -110dBm WCDMA B8: -111dBm TDSCDMA B34: -109dBm TDSCDMA B39: -109dBm GSM 900M: -109dBm GSM 1800M: -109dBm
Port Number	1
Interface Standard	RS485/IO
Stop Bit	1,2
Check Bit	None,Even,Odd
Baud Rate	TTL：1200 bps~460800 bps
Flow Control	RTS/CTS No flow control
Size	81 x 60 x 26mm
Input Voltage	9～36VDC
Warranty	1 years
Work Temp.	-40 ~ 85°C
Storage Temp.	-45 ~ 85°C

User Guide: 4G_2G_NB DTU Products Functions _V2.1_20241127 [ Download Times: 7474, Date Update: 2025-09-02 11:19:52 ]
: 4G_2G_NB Products Operation Guide_20241127 [ Download Times: 8546, Date Update: 2024-11-27 13:53:05 ]
: HF6401B_User ManualV1.1(20250528) [ Download Times: 100, Date Update: 2025-09-02 11:18:53 ]