
496372 Issue 1 29 of 34
4609
Introduction
The 4609 smoke detector comprises an optical smoke sensor and a radio
transmitter. When the smoke sensor activates, the detector triggers the
transmitter, which in turn signals the control panel.
Figure 21. 4609 PCB Layout
Technical Specification
Dimensions h x w x d 102 x 44 x 20mm.
Input supply: 9V Alkaline PP3.
Temperature -10°C to +55°C. Humidity up to 80% (non
condensing).
Frequency 173.225 MHz.
Output power 1mW
Fully DTI approved to MPT1344 for alarm use only. No licence required.
BS6799 Classes 1-3.
Coding the Transmitter
4600
Set switches as shown for 4601. Leave jumper off.
4618/9
Set switches as shown for 4601. Leave jumper off.
4609
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