Latches
Operating
buttons
Upper casing
Screw
Lower casing
1
EN
709.75 | 07.50
4 Installation
4.1 Opening/closing the casing
DANGER
Risk of death by electrocution!
Remove the controller from the power supply before
opening the casing.
Make sure that the power supply cannot be unin-
tentionally switched on.
Do not damage the casing.
Only switch the power supply back on after the cas-
ing has been closed.
The upper casing is connected to the lower casing by
two latches, and fastened with a screw.
4.1.1 Opening the casing
Loosen the screw and remove the upper casing in
an upwards direction.
4.1.2 Closing the casing
Place the upper casing over the lower casing at an
angle. Insert the latches into the recesses of the
lower casing.
Pivot the upper casing down and feed the operat-
ing buttons through the matching holes.
Fasten the casing tightly with the screw.
Summary of Contents for Temperature differential controller
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