wtw DIQ/S 181, Operating Manual

Page: 58 / 104

Operation
DIQ/S 181
58
ba77083e01 02/2015
Putting the sensor into
operation after
calibrating
4.6 Passwords
You can assign and activate two passwords for the DIQ/S 181.

Settings password
protects all settings in the SETTINGS menu.
If the password is active, all settings can be viewed but not changed.
The password prompt appears on leaving a setting table with the
Save and quit command. Resetting the system configuration to
default is also protected.

Calibration password
protects against unauthorized calibration.
If this password is active, the password query appears on calling up
calibration with
<C> . If no valid password is entered, calibration is
blocked.
Configuring
passwords
Activating/deactivating and changing passwords is carried out in the
SETTINGS -> System menu.
Fig. 4-11 SYSTEM SETTINGS menu
Operating notes:

The settings password is configured with the Settings
a
/
z
menu
5 Confirm with <OK> . The display returns to the measured value
display (the measured value flashes as the sensor is still in the
maintenance condition).
6 If calibration was successful, immerse the sensor in the test
sample.
7 Wait for a stable measured value.
8 Switch off the maintenance condition (press <OK> three
times). The measured value has stopped flashing.
If calibration was not successful, this is indicated by "----"
on the display and a corresponding message with remedial
actions appears in the log book. Follow the instructions and
repeat calibration.