Pfannenberg PATROL PA X 1 Series - Manual (Page 9)

085 501 944k 30303-004k 9
Terminal for operating voltage - Sounder-beacon combination:
X2
Sounder and Beacon
Operating voltage
Connection for
+N
-L
X3
X4
C2
C1
C2
C1
Plug from beacon circuit board
+N
-L +N
-L
Operating voltage
for the sounder
X4 X3
X2
for the beacon
Operating voltage
D
C
:
A
C
:
+
C2
C1
C2
C1
L
N
+N
-L
+N
-L
-L
+N
Plug from beacon circuit board
Common connection of Separate connection of
beacon and sounder beacon and sounder
(Delivery status)
The desired tone can be selected using the tone selector switch S3 (on the driver circuit board). The available
tones are described in the tone table in the appendix.
After establishing the supply voltage the tone is generated.
Driver circuit board of sounder (located in the upper section):
S3
S1
S2
+ -
S1
+
S2
S3
DC-Version
AC-Version
closed open
Factory setting
(Bridging of
blocking diode)
Volume control
Note:
To be EN54-3 compliant, the volume
control has to be set to the
maximum position.
Tone selector switch
(Selection of polarity of the
control voltage for C1 and C2)
Caution:
Position of the switch
S2 only with "-" or "+".
"Open" position is not
permitted and leads to
malfunction.