Datcon DT4120 Series, Operating Instructions Manual

Page: 76 / 92

DT4120 xx xx (PS)
76
20170324-V0
7.23. Resetting the default settings (21. menu item)
Function In this case all the settings are deleted, and the default
factory setting is restored.
Using this function makes sense in that case, when the
settings of the instrument have changed so much, that it is
easier to start the setting-up process from the default
factory setting.
It is not possible to cancel this operation once the command
has been issued.
Sequence of operations 1. Enter the menu by typing the supervisor code.
The way the code should be type in is described in Chapter
7.1. Typing the code in.
You see this on the display:

.
2. Keep stepping by pressing the ▲ button as long as you
see this menu item:

( Def ault settings = default
settings).
3. Enter the menu item by pressing the
ENTER button.
4. The mnemonic

is shown on the display. The
mnemonic is blinking signaling that it can be modify.
5. Now you still have the possibility to exit. If you want to
exit, as you do not want to reset the default settings after all,
press the
MENU button. This takes you out from this menu
item, and you see this:

.
6. Press the ▲ button to set

.
7. Press the ENTER button you see this

( Ready =
ready) on the display. All of the parameters have been set
to factory default settings.
After then it restarts:

,

.
Factory defaults: input mode Pt100 (Pt1000), 4 wire mode,
Measured temperature in one decimal format, output
current=4-20 mA, limit outputs are in “off” state, MODBUS
modul address=0 (disable), etc..