
It is not normally necessary to start autocalibration manually, and autocalibration always runs
automatically after a DGA monitor is commissioned. However, it is recommended to start
autocalibration after the software of the DGA monitor has been updated.
1. Connect to the user interface as the
Admin
user. See
.
2. Select
Control
and verify that the system is measuring and the
Start Autocalibration
button is available.
3. Select
Start Autocalibration
. DGA monitor will perform autocalibration and continue with
normal measurement cycles after it is completed.
4.6 Repair
If your OPT100 DGA monitor needs repair, note the following:
• Make sure you have the latest product documentation before taking any actions. Check
the OPT100 product page
for updates.
• If a repair procedure you need is not available in the documentation, contact Vaisala for
assistance.
• Some repairs can only be performed by a Vaisala representative.
• For any components included inside the OPT100 DGA Monitor or the OPTPSU1 power
supply unit, use only spare parts supplied by Vaisala.
4.6.1 Stopping Measurement
1. Connect to the DGA monitor user interface and log in as an
Admin
user.
2. Stop the measurement mode by selecting
Control > Stop Measuring
.
3. Wait for DGA monitor to enter
Standby
mode. Depending on the stage in the
measurement cycle, stopping may take up to 60 minutes.
4.6.2 Turning Off the DGA Monitor for Maintenance
1. Switch the DGA monitor to standby mode.
2. Turn off AC power to the DGA monitor:
a. Turn off AC power from the external disconnection device.
b. Lock the disconnection device in the off position, if possible.
c. Attach a warning label to the disconnection device that clearly states why the power
is turned off.
3. Turn off DC power inside the power supply unit:
a. Open the power supply unit enclosure.
b. Turn off switch
S1
.
c. Turn off circuit breaker
F1
.
Chapter 4 – Maintenance
45
Содержание Optimus OPT100
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