AS-Interface Analog Module
Connections, Displays and Operating Keys
Subject to reasonable modifications due to technical advances
Copyright Bihl+Wiedemann, Printed in Germany
Bihl+Wiedemann GmbH · D-68199 Mannheim · Phone +49-621-339960 · Fax +49-621-3392239 · Internet http://www.bihl-wiedemann.de
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.2
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4.3.3
LEDs of Input-/Output Modules
The term of displaying the state of the channels 1 - 4 of the input modules and of
the Pt100 module are I1, I2, I3 and I4; for the output modules O1, O2, O3, O4.
AS-I
green on:
Voltage on AS-Interface terminals OK
FAULT red
on:
AS-Interface communication fault
flashing: Peripheral fault
A peripheral fault is shown when at least one of the
signals 1/O1, I2/O2, I3/O3 oder I4/O4 is outside the
range of values.
AUX
green on:
External help voltage for analog part OK
DIAG
green on:
Diagnosis
I1/O1
yellow on:
Analog signal within range of values
flashing: Analog signal outside range of values
I2/O2
yellow off:
Cannel is switched off (only input modules)
on:
Analog signal within range of values
flashing: Analog signal outside range of values
I3/O3
yellow off:
Cannel is switched off (only input modules)
on:
Analog signal within range of values
flashing: Analog signal outside range of values
I4/O4
yellow off:
Cannel is switched off (only input modules)
on:
Analog signal within range of values
flashing: Analog signal outside range of values
