ICS Triplex T8314 Trusted Fibre TX/RX Unit en Xiamen, Fujian, China

A total of six fiber optic units are required for each expander chassis (three at each end). The fiber optic units are small DIN rail mounted boxes that accept dual power. Each unit has connectors for separate transmit/receive single mode, fiber cables.
There are no other requirements or differences between any of the I/O modules, expanders or chassis for remote I/O.
The Trusted® Fibre Transmitter/Receiver (Tx/Rx) Unit T8314 is designed to extend the Trusted Expander Bus over distances of up to 10 km. This enables a Trusted Expander Chassis to be located remotely from the Trusted System.
Note: It is recommended that if a remote Expander Chassis is to be located more than 2 km from the Controller Chassis,the route of the cable is surveyed.
The Expander Bus is extended by means of a communications link using a single mode fibre optic cable.