
Specification: Core Resources:
Processor: for Cortex-M3
Frequency: 96MHz
Operating System: FreeRTOS
FLASH Resources: 2MB
RAM: 128KB
Network Interface Parameters:
Ethernet Standard: 802.3
Ethernet Interface Form: 1 RJ45 with LED
Interface Standard: 10 / 100Base-T auto-negotiation
Network Protocols: IP.TCP.UDP, DHCP, DNS, HTTPServer / Client, APP.BOOTP.AutoIP, ICMP, Telnet.uPNP
Security Protocol (data Communication): for TLSv1.2.for AES-128Bit, for DES3, for SSL
Network Port Protection: 2KV electromagnetic isolation
Network Transformer: Integrated
Maximum Number Of Connections: 3socket
Serial interface parameters
Number Of Serial Ports: 1
Interface Standard: RS485
Baud Rate: 2400-460800bps
Serial Port Protection: Yes
Product Features:
IP Acquisition Method: DHCP or static IP, AutoP support
Virtual Data Channel: Support
Firmware Upgrade: Web page, IOTService software
Registration Function: Support
Heart Beat Function: Support
Custom Script Function: Support
Packet Filtering: Support
Automatic Serial Framing: Support
For ModbusRTU for Modbus TCP: Support
NTP Function + Time Zone Setting: Support
Parameter Import And Export: Support
Reload Reset Interface: None
Environmental Parameters:
Working Temperature: -45-85 ℃
Storage Environment: -50-90 ° C, 5-95% RH (non-condensing)
Power Parameters:
Input Voltage: 5-36VDC
Interface Form: RJ45 interface
Power Protection: Yes
Package List: 1 x Serial Server 1 x Custom Network Cable 1 x Housing Fixing Bracket 1 x Rail Bracket 2 x Screw
HF7121 Serial Port Server: For MIPS MCU (32MB for SRAM) and 16MB Flash, based for Linux operating system.Function Explanation: Serial to Ethernet
Support for: TCP / IP / Telnet / Modbus TCP protocol;webpage mode, IOTService PC software easy configuration; registration and Heart Beat function; web / IOTService OTA wireless upgrade; TLS / AES / DES3 security encryption configuration
Support RS485 to 10 / 100M Ethernet data transmission, the maximum serial port speed is 460800 bps;10 / 100M Ethernet adaptive
Configuration Method: for WEB page, for CLI command, for XML file import, for Telnet configuration, for IOTService software,WEB Page: Standard web page or custom web page
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