Operation
Operating Manual PIT m4SEU
1004648-EN-02
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8.7.2
Status information about the signal outputs O1 ... O4
Display elements can be connected to the signal outputs; these elements display which op-
erating mode is active, i.e. which output (MSO1 … MSO5) has a "1" signal.
Evaluation of the display elements
Legend
Display on
Display flashes with Ti = 500 ms, Tp = 500 ms
Display flashes 3 times with Ti = 50 ms, Tp = 950 ms
Display off
Display for
pushbutton 1
Display for
pushbutton 2
Display for
pushbutton 3
Display for
pushbutton 4
Meaning
}
No supply voltage
}
OM5 (Service) is active
}
MSO5 has a "1" signal
}
OM1 is active
}
MSO1 has a "1" signal
}
OM2 is active
}
MSO2 has a "1" signal
}
OM3 is active
}
MSO3 has a "1" signal
}
OM4 is active
}
MSO4 has a "1" signal
*
}
No permission for OM1 or
}
Operating mode lock active
*
}
No permission for OM2 or
}
Operating mode lock active
*
}
No permission for OM3 or
}
Operating mode lock active
*
}
No permission for OM4 or
}
Operating mode lock active
*
}
Only when operating mode is
preselected
}
OM2 is preselected, but OM1 is still
active
}
MSO1 has a "1" signal
