DEVI devireg 540 - Page 40

You can now
mount the ther-
mostat in the wall,
by using any of
the eight screw
holes in the base
module.
Screw holes
9
Warning (devireg
™
550 ONLY):
Please note, when working on thermostats
connected to a network, ensure that the
mains supply for all thermostats in the
network is disconnected before the work is
started.