User's Manual

D-306217 GB-502 PG2 Installation Instructions 3
permitted but range versus angle limitations should be taken into consideration.
There should be no obstructions between the detector and the protected glass. Curtains, blinds and sound absorbing materials in the protected room
may reduce the effective range.
As with all glass-break sensors, mounting on the same wall as the protected glass is less effective and strictly not recommended - optimum detection is
partially dependent on sound reflection off the opposite wall.
Inserting the Battery
1. Press in the snap and separate the cover from the base.
A. Snap
Figure .4 Opening the Unit
2. Get to know the items indicated in Figure 5 - they are all relevant to the steps you will have to take in the course of installation.
A. Battery
B. Enroll button
C. Tamper contact
Figure 5. Inside View
3. Insert the battery into the battery clips.
Observe Polarity!
Caution! Risk of explosion if battery is replaced by an incorrect type. Dispose of used battery according to manufacturer's
instructions.
A. Negative terminal
B. Positive terminal
Figure 6. Battery Insertion