4
Siren
J5
Terminal 2
Floating
12 V or floating
0 V or floating
Beacon
J7
Terminal 1
Floating
12 V or floating
0 V or floating
LED explanation
Green LED
Red LED
Constant On
Off
Off
Flashing Fast
Off
Constant On
Off
Flashing Slow Low voltage alarm timer expired
III
ATTENTION!
This product contains a NiCd or Lead Acid-battery.
This battery may be recyclable, but it may be illegal to
dispose of this battery improperly under local, state or
federal laws.
Check with your local authorities for disposal and
recycling options.
5
2 / 10
RED +
To battery
BS121N
BLACK -
Active
Active
1
2
3
4
13.0 -
Beacon
Siren
+12 V
14.2 V
DC
1K
UK / IRL
only
1K
Siren status *) for AS504 only
Okay
Siren Hold Off or Low voltage alarm
Siren Hold Off alarm timer expired
J1 J2
J8
J9
J7 J6 J5 J4
5
6
0 V
Tamper
Tamper
4
J8
J9
4700 Ω
5
EOL
6
(or Tamper alarm *))
(
or Tamper alarm timer expired
*))
TOP-SIDE
J10
Cut J10 to disable the LED function
11
Tamper Loop (T5/T6)
J9
Tamper
33 Ω
GND
GND
Tamper
Isolated
Isolated
CAUTION!
Risk of explosion if battery is replaced by an
incorrect type.
Replace only with the same or equivalent
type recommended by the manufacturer.
P/N 144163999-2 (ML) • REV D • ISS 29MAR19
EOL
-
Ω
4700
-
4700 Ω