Start Up; Installing And Changing Batteries; Installing Batteries; Changing Batteries - HomeMatic HM-Sec-SC Montageanleitung

Now, use one or more provided spacer-pieces (A) if
necessary, in order to move the magnets (B) to the
level of the electronics unit (screw installation only).
Note the following: When using the 14.5 mm
spacer-piece (A), you must then fasten it with
two screws 2.2 x 16 mm and then fasten the magnet
unit (B) onto it with two other screws. The flatter
spacer-pieces are simply fastened together with the
magnets with 2 screws 2.2 x 16 mm (C).
Then push the cover (D) of the magnets until latching
on the magnet holder.
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7

Start up

7.1 Installing and changing batteries

Please read this section completely before inserting
or changing the batteries.
Note the flashing signal of the device LED when the
batteries are inserted.

7.1.1 Installing batteries

Remove the electronics unit from the fastening hol-
der. The battery compartment is located at the rear.
Insert the two provided LR44 button cell batteries
into the battery compartment with proper polarity
according to the polarity markings. The batteries are
held in the battery compartment by the tension on
the battery caused by the contacts.
Note the flashing device LED when the batteries
are inserted (see section "Behavior after inserting
the batteries"). Replace the electronics unit on the
fastening holder again.

7.1.2 Changing batteries

Caution! Danger of explosion if battery is replaced
improperly.
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