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The serial communication module for LON is placed in a slot at the rear of the Main
processing module. One of the following options is available for serial communication:
•
two plastic fibre cables; (Rx, Tx) or
•
two glass fibre cables; (Rx, Tx)
The type of connection is chosen when ordering the terminal.
The incoming optical fibre is connected to the Rx receiver input and the outgoing opti-
cal fibre to the Tx transmitter output.
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Summary of Contents for 500 Series
Page 6: ... RQWHQWV ...
Page 32: ...26 Mounting methods and mounting details KDSWHU 7HUPLQDO GLPHQVLRQV DQG PRXQWLQJ DOWHUQDWLYHV ...
Page 46: ...40 Test switch modules for RED 521 KDSWHU 7HUPLQDOV ZLWK D WHVW VZLWFK PRGXOH ...
Page 72: ...66 Making the electrical connections KDSWHU OHFWULFDO FRQQHFWLRQV ...