Fig. 4
Maximal77
Wire
Strap
(from
Enclosure
to Door)
115VAC Input
60 Hz.
**24VDC operation: Connect two (2) 12VDC batteries in series.
Maximal11/Maximal33/Maximal55/Maximal77/Maximal75 Access Power Controllers (Fused)
Power Supply Board
BAT FAIL
L
G
N
NC C NO
NC C NO
Line
Neutral
Power Supply Board
BAT FAIL
L
G
N
NC C NO
NC C NO
Line
Neutral
Earth
Ground
Optional
12VDC Battery**
12VDC Battery**
Optional
12VDC Battery**
12VDC Battery**
Available from A1 Security Cameras
www.a1securitycameras.com email: sales@a1securitycameras.com
AC FAIL
AC FAIL
Optional
Optional
Fig. 4a
Tamper Switch
Sentrol
model # 3012
Tamper Switch
or equivalent
Enclosure
(Not Included)
to Access Control Panel
or U.L. Listed
Reporting Device
Edge of
Enclosure
- 11