Box Tamper - Menvier Security SD1 Installation Instructions Manual

5. SD1 Connections
Before any connections are made to the SD1 remove the power (battery and 240V mains)
from the control panel.
Connections are provided as follows:
TRIG A:
TRIG B:
TRIG C:

BOX TAMPER:

0V:
+12V:
The SD1 requires power at all times. If the power is removed, even momentarily all the
telephone numbers and messages will be erased.
TRIG POLARITY
+
-
+12V
0V
SD1
TRIG A
TRIG B
TRIG C
TRIG A = Normally Closed Input
TRIG B = Normally Open Input
TRIG C = Switched +ve Input
When triggered, the unit starts the dialling sequence and sends phrase 0
+ message A.
When triggered, the unit starts the dialling sequence and sends phrase 0
+ message B.
When triggered, the unit starts the dialling sequence and sends phrase 0
+ message C.
Trigger inputs can be selected to be either +ve applied to trigger or -ve
applied to trigger. Set the "Trigger Polarity" jumper-link to the
appropriate position. The figure below shows the different types of
output types that can be connected to the SD1.
These two terminals may be connected to the main tamper zone on
the alarm control panel, to provide Box Tamper protection for the SD1.
Connect to a permanent 0V supply on the control panel.
Connect to a permanent +12V supply on the control panel.
N.C.
Loop
1K
resistor
12V on alarm
TRIG POLARITY
+
-
+12V
N.O.
Loop
SD1
TRIG A
TRIG B
TRIG C
TRIG A = Normally Open Input
TRIG B = Normally Closed Input
TRIG C = Switched -ve Input
0V
N.O.
Loop
N.C.
Loop
1K
resistor
0V on alarm