Omron LCM100 manual Fault Tree Legend

DATA-LINC GROUP

LCM100 User’s Guide

Communication Failure

Carrier Detect

Off

RS-232C Input	Modulator/Oscillator
Failure	Failure

	Power
	Indicator Off Receiver		Signal	Modulator	Cable/CNX
		Circuitry	Coupler	Oscillator	Failure
		Failure	Failure	Failure
				Circuit Breaker
Fuse	Power	Breaker		Open
Blows	Fails	Open

Fault Tree Legend

Rectangle denotes an event which results from compensation of fault events through the input of an OR gate

Basic fault event

OR gate denotes that an output event occurs if any one or more of the input events occur.

Figure 2: Fault Tree

PN 161-09998-001A 4