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DIQ/S 281
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4
Use <OK> to confirm
The selected sensor is in the maintenance condition. Linked outputs are
frozen.
5
Call up the measured value display with <M>.
The display of the sensor in the measured value display flashes.
Subsequently, perform the cleaning, maintenance or repair work (removal and
replacement).
When you have finished calibrating, cleaning, servicing or repairing the sensor,
switch off the maintenance condition manually (see section 4.8.3).
4.8.3 Switching off the maintenance condition
1
Call up the measured value display with <M>.
The display of the sensor in the measured value display flashes.
2
Open the
3
Using < >, highlight the menu item,
condition on/off
A window that informs you about the maintenance condition opens up.
4
Use <OK> to confirm
The maintenance condition of the sensor is switched off. Linked outputs
are released.
5
Call up the measured value display with <M>.
The display of the sensor in the measured value display does not flash.
If a power failure occurs, the outputs automatically are in the non-
operative condition (relays: open, current output: 0 A; see compo-
nent operating manual of the output module). After the end of the
power failure the outputs work as defined by the user again.
If a power failure occurs while an IQ sensor that is linked with an out-
put is in the maintenance condition, the current and relay outputs
work as defined by the user after the maintenance condition has
been switched off only (see section 4.8.3).
4.9
USB interface
The USB interface on the DIQ/S 281 can be used for the following actions:
Carrying out a software update
(see section 4.11)
03/2023
Continue
Display/Options
menu with <OK>.
, and confirm with <OK>.
Continue
.
Switch maintenance
.
Operation
77
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