F8916-L Series IP MODEM User Manual
Xiamen Four-Faith Communication Technology Co.,Ltd.
Page 7 of 39
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RS232/RS485/RS422 port: 15KV ESD protection
SIM/UIM port: 15KV ESD protection
Power port: reverse-voltage and overvoltage protection
Antenna port: lightning protection(optional)
Standard and Convenience
Adopt terminal block interface, convenient for industrial application
Support standard RS232 and RS485(or RS422) port that can connect to serial
devices directly
TTL logic level RS232 interface can be customized
Support intellectual mode, enter into communication state automatically when
powered
Provide management software for remote management
Support several work modes
Convenient configuration and maintenance interface
High-performance
Support TCP server and support multi TCP client connection(optional)
Support double data centers, one main and another backup
Supply 2 I/O channels, compatible 2 pulse wave output channels, 2 analog inputs and
one pulse input counters.
Support multi data centers and it can support 5 data centers at the same time
Support multi online trigger ways, including SMS, ring and data. Support link
disconnection when timeout
Support dynamic domain name(DDNS) and IP access to data center
Design with standard TCP/IP protocol stack
Support APN/VPDN
Support transferring data via LoRa
1.3 Working Principle
The principle chart of the IP MODEM is as following: