
+ - TC
TAMPER ALARM
4,7 KOHM
TAMPER
2,2 K
OHM
4,7 K
OHM
ALARM 2
ALARM 1
Page
11
- Manual
FA01869-EN
- 08/2022 - © CAME S.p.A. - The contents of this manual may be changed, at any time, and without notice. - T
ranslation of the
original instructions
PULSE OR INERTIAL COUNTER (IC)
DOUBLE BALANCING SENSOR (DB) WITH MICROWAVE BLOCK WHEN
CONTROL UNIT IS OFF (TC)
- If a relay is used inside the control unit:
RT
: tamper resistance
R1
: alarm resistance 1
R2
: alarm resistance 2
To comply with EN50131-3, anti-mask signals must be confi gured
as “fail” or “instant” inputs.
TRIPLE BALANCING (TB)
DOUBLE BALANCING SENSOR (DB)
- If a terminal is used as an output from the control unit:
If you want to connect a LED to the output, it is advisable
to use a relay as in the diagram shown here. Otherwise the LED may
remain slightly lit even in stand-by.
CONNECTION OF A SENSOR WITH ANTIMASK USING THE TRIPLE
BALANCING