G-NET RS422+RS485+RS232 Fiber Modem is one kind can offer RS422+RS485+RS232 serial port carry transparent optical fiber modem of transmission to get end to user, no need patch cords set up, switch over automatically, and can detect and examine the signal speed automatically, zero delays time to transmit automatically.This RS422+RS485+RS232 Fiber Modem adopt optic fiber transmit,working steady, data, such threats to communication equipment as the wave is welled up and interfered with electromagnetically that the effective one has prevented the abominable environment from being struck by lightning, can work in the abominable and dangerous environment reliably.It is widely used in occasions such as various industrial control, course controlling, traffic controlling and intellectual district , especially suit the bank, electricity and interfering with environment department and system with the special requirement electromagnetically

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