3312x

The 3312x base is prepared for mechanical locking . If you need to prevent unauthorized removal of the detector: Drill a 2.5–2.7 mm hole (labeled Lsh ) in the base.

In the ICD-9 system, 3312X is a code used for Senile Degeneration of the Brain (often used in historical Finnish registry studies). The 3312x base is prepared for mechanical locking

Secure the base to the ceiling or a mounting box. The base is designed for indoor use in dry premises. The 3312x base is prepared for mechanical locking