Sensaphone 400 User Manual
Page 30
Advertising
28
SENSAPHONE 400 User’s Manual
1 C
ZONES
2 C
3 C
4 C
~
~
~
~
Multiple normally-closed
sensors wired in series
(example using Input 2)
Alert condition
occurs when a
switch is opened
Figure 2-8. Multiple Normally Closed Sensors
To wire several normally open sensors to one alert zone, connect them
in parallel. To do this, take one lead from each sensor and attach it to the
numbered terminal. Then, take the second lead from each sensor and
attach each to the corresponding common screw. Refer to Figure 2-9.
Alert condition occurs
when a normally open
switch closes.
1 C
ZONES
2 C
3 C
4 C
Figure 2-9 Multiple Normally Open Sensors
Advertising