Connections; Description Of Terminal Block - Comelit 1998NV Manuel Technique

Connections

R
X

Description of terminal block

RX TX GND RS232 serial port for connection to the remote switchboard in systems with multiple
switchboards in series or in parallel
LP1 LP2 Line for incoming data from the external unit
LM LM Data line to risers
CH CH Free contact for "call repetition" or "enable external monitor"
OUT OUT C NO output for remote camera control
Earthing
0 ~ 0V DC power supply
24 ~ 24V DC power supply
NO C Normally open contact for "FOLLOW ME" function
38
VIDEO ENTRY
SYSTEM RISER
G
T LP LP L L C C
N
X 1 2 M M H H
D
ENTRANCE
PANEL
1195
2
0
3
0
~ ~
O O
NO C
U U
0 24
T T
1 1 2
0
2 2 4
1998NV