PXTEL
GENERAL CHARACTERISTICS
Power supply (V DC)
Power draw [mA]
Operating temperature
CIRCUIT BOARD DESCRIPTION
1
2
INSTALLATION
CN5
M1
CN1
Vac
JP1
F1
m
All the operations to insert and remove the interface must be carried out with no power to the control unit .
CN4
M2
M4
+
A
B
+
+
1
2
3
BUS
12
20 mA
-10 ÷ +40
3
CN2
CN3
P1
F5
CN6
M6
4
5
6
7
8
–
+
–
U1 U2 U3 U4 NO
IN
AUX
POS
O.C
DESCRIPTION
Red LED indicating PSTN line operation
1
Connector for connecting the card to the control unit .
2
Terminal board for connecting to the telephone line .
3
Off
〇
●
On
Control Unit Board
PXC08
PXTEL
JP3
ON
SW1
1 2 3 4
M7
C
NC
T
–
RELAY
TAMPER
Communication NOT active
Communication active
Nylon Washer
Nylon Rivets