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6. Description and connections
1 Opening for wall fixing
2 Cable
hole
3 PCB
holder
4 Fixing screw for PCB
5 Half-cylinder
6 Forend fixing screw
7 Battery
holder
8 Connector strip for 12V connection
9 Wall tamper switch
10 Lid tamper switch
11 Left button
12 Right button
13 Left green LED
14 Right red LED
15 Program button
16 7-segment LCD display
Fig. 1 Casing without PCB Fig. 2 Casing open (with PCB)
