Firmware Version From The Front Panel; Settings For Calculated Winding Temperature - Advanced Power technologies TTC-1000 Instruction & Operation Manual

When in programming mode, the default behavior of the settings screen after
entering a setting value is to scroll through the full list of settings. If you want to
enter each setting sequentially by skipping this automatic setting scroll, type a "-"
followed by the enter key.
without further scrolling of settings after each entry. Every time a new setting is
entered, "Enter Code:" will be displayed until Enter is pressed without data. To
start the scrolling again, simply type "+" followed by Enter.

4.3 Firmware Version from the Front Panel

The firmware version can be obtained from the front panel by pressing

arrow buttons until the following screen is displayed:
Where X's give the version number of the installed firmware such as TTMV6.70.

4.4 Settings for Calculated Winding Temperature

Models equipped with the Aux CT input are supplied with a split core CT which is
snapped over the secondary leads from the bushing CT. The CT input has a
setting for CT ratio, full load current, and hot spot rise over top oil. You may skip
this section if your model does not contain this feature. The winding hot spot
temperature is calculated using the measured load current and top oil
temperature along with certain settings including the primary CT ratio, hot spot
rise over top oil temperature at rated load, rated load current, winding rise time
constant and if the transformer cooling is directed FOA or FOW.
The ranges for these settings are:
Setting
CT Ratio
Hot Spot Rise over Top Oil
Rated Load Current
Winding Rise Time Constant
m Constant
Table 4.2: Setting Ranges
This will print a new "Enter Code:" on the screen
FIRMWARE VERSION
VER: TTMV X.XXXX
35
Setting Range Comments
1:1 to 9999:1 Can be set to 0
0 to 99  C 18 to 22  C
0 to 65,535 A Enter top rating
0 to 999 minutes Minimum 32msec
0.8 or 1

the or
V6.70 20131017