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Figure 2. Enclosure
Figure 3. Layout diagrams
AL-2017/
AL-3017
mounting holes
4
Enclosure mounting screws
AL-2017/
Ferrites
AL-3017
Board
12 V battery,
refer to Battery calculation
worksheet for appropriate
battery type.
Enclosure mounting
screw
Chassis
ground
Earth
ground
connection
24 VAC, 100VA
Enclosure mounting
screw
AL-2017/
AL-3017
Optional board
mounting holes
AL-2017/
AL-3017
PSTN (Public
Switched
Telephone Network)
Chassis ground
connection
Optional
accessory
boards
Tamper switch
access hole
120 VAC
Optional
boards
Optional
boards
AL-2017/AL-3017 Installation Manual
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