INSTALLATION AND MAINTENANCE GUIDE
(standard factory delivery)
203GT is fastened to its mounting base with three screws (two
mounting points under the cover in the connection space and one
in the installation bracket.
Cables can be brought for the regulator from above (standard
factory delivery) or from below. In addition, there are 6 cable
through-holes in the bottom of the regulator case which can be
opened, e.g., with a screw driver. Then the cables can be brought
into the connection space through the bottom.
(turn the keyboard/display unit)
The cables can be routed between the
regulator and installation base when
spacers are used to mount the
regulator.
Remove the clear cover. Press
as illustrated in the picture and
pull the cover out of place.
Detach the keyboard/display unit
carefully by prying it with a
screwdriver.
Turn the keyboard/display unit
into the opposite position.
Press the keyboard/display unit
carefully into place.
Complete installation by pressing the
plastic plugs into the screw holes.
Switch off the voltage from the regul.
Press the fuse socket and turn it
counterclockwise.
Change the 200mA
(5x20mm) glass tube fuse. Press and turn
the fuse socket clockwise into place.
203GT has a backup that saves the time
and time program in case of a short
power failure. If the time is not correct
after the power failure, the battery must
be changed.
Battery type:
Lithium
button battery CR 1220, 3V. Unfasten
the regulator's fuse (see the topmost
picture).
Carefully pry the old battery
from its holder, for eg., with a thin screw
driver.
Push the new battery into the
holder with the + end up. The old battery
can be put into the garbage.
Changing the fuse:
Changing the cabling direction:
Spacers:
Plugs:
Mounting guide:
Screw the regulator to the wall using the installation bracket. Position
the unit so it is level. Screw the regulator firmly into place using two
screws through the connection space.
If you want to bring the cables to the regulator from below, you must turn
the keyboard/display unit according to the following instructions.
Cabling from above:
Cabling from below:
Changing the battery:
40
Installation bracket
