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3.4. KEYPAD CONNECTION
GND, DT, CK, 12V terminals are used to connect panel to Keypad. These terminals are connected to same
terminals on Keypad. If co
nnection couldn’t made correctly, Keypad warns user. 4 Keypads can be
connected to VAP404 Panel. It is recommended to connect keypad cable foil to panel GND and keypad
GND. If more than one keypad is connected, enter keypad addresses firstly(Look at Assigning/Displaying
Keypad Address section). Also keypads that is connected panel must be enabled from panel(Look at Keypad
Permissions section).
Ensure that panel isn’t connected to power and DT and CK terminals aren’t connected to 12V to
prevent panel from breaking down.
Note: Length of connection cable between Keypad and Panel should be maximum 100 meter long.
3.5. TELEPHONE LINE CONNECTION
Telephone line connection is made to LINE terminal. If
telephone line can’t be connected correctly, trouble
and memory leds flash on VPC108 Keypad, Trouble led lights and trouble message is seen on VPC301
Keypad. When telephone line is corrected, trouble message is cancell
ed. Don’t connect other devices to
LINE input by parallel. Other devices should be connected to PHONE output. Connection is displayed on the
following picture.
Note: If ADSL line is used, phone line connection should be connected to phone line output of SPLITTER
device, otherwise some problems can occur about phone dialing.