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<strong>HIMax</strong>7 Input Modules7.7.3 Reaction in the Event of a FaultIf the test routines detect a fault of a digital input, the module sets the channel value in away that the global variable assigned to the channel assumes the following values:• For the most faults, the global variable assumes its initial value configured.• For certain types of faults the module is able to put the channel into the safe state, butthe module cannot issue a diagnosis entry.The module sets the status Channel OK to FALSEIf the test routines detect a module or submodule fault, the module sets the Module OK orSubmodule OK status to FALSE.In all these cases, the module activates the Error LED on the front plate.HI 801 003 D Rev.2.0 Page 37 of 70
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