GE Hydran 201i, Instruction Manual, Page: 145 / 300

Configuring the Hydran 201T
i
Part 17997 Rev. 6, March 2011 6-31
6.4.2 Verifying and Setting Historical Data File Parameters
For details on the parameters and commands in the submenu History , see Section 4.5.1 on
page 4-12.
1. Access the submenu H201Ti V2.2x;History .
2. Access the submenu History;HistorySetup .
3. Verify and set, as required, the Short Term logging rate and the four Long Term
logging hours.
4. Access History;Clear Short Term .
5. Press ENTER twice to erase the contents of the historic data file Short Term.
6. Access History;Clear Long Term .
7. Press ENTER twice to erase the contents of the historic data file Long Term.
6.4.3 Verifying and Setting Gas and Trend Alarm Parameters
For details on the parameters and commands in the submenu Gas , see Section 4.5.2 on
page 4-16. The operation of the relays and alarms is explained in detail in Chapter 10.
1. Wait a minimum of 30 minutes after powering up the Hydran 201T i or until the level
of dissolved gases in oil read by the H201T i is stable.
2. Access the submenu H201Ti V2.2x;Gas .
3. Verify and set, as required, the 15 parameters (alarm set points and periods). Do not
set the parameters
HourlyTr Period and DailyTr Period .
CAUTION
WARNING
Do not erase the contents of the historic data file Events, in order to
keep a record of changes performed during the present configu-
ration.