4.3 Connection of the Ethernet
cable
The Ethernet cable shield must always be
earthed via the connector. Always use a
shielded RJ45 connector.
Use of Ethernet cables with the following
characteristics is highly recommended:
• STP (shielded)
• Category 5E (or higher)
The product can be directly connected to an Ethernet
switch.
Carry out the connections as described in the table
(according to the standard specifications: TIA/EIA-
568-B).
CONNECTION OF THE ETHERNET CABLE
Pin number
Cable color
1
Orange-White
2
Orange
3
Green-White
4
Blue
5
Blue-White
6
Green
7
Brown-White
8
Brown
Tab. 2
The example below shows a typical installation.
Personal
Computer
Fig. 1
MNVCMVXHDBCAM_1813_EN
4.4 Signal cable connection
SIGNAL CABLE CONNECTION
Colour
White
Yellow
Pink
Violet (blue, cable
tail version)
Red (brown, cable
tail version)
Green
Grey
Tab. 3
4.4.1 Alarm and relay connections
The unit is equipped with the alarms and relays
indicated in the table (Tab. 3, page 5).
4.4.1.1 Connecting an alarm with dry contact
In case of free contact alarm make the connection as
shown in the figure.
Switch
Fig. 2
Clean contact of the alarm can be set NO (normally
open) or NC (normally closed) using the web
interface.
CAUTION! TNV-1 installation type. The
installation is type TNV-1, do not connect it
to SELV circuits.
Function
RS-485 A (+)
RS-485 B (-)
Relay 1, Terminal A
Relay 1, Terminal B
Alarm/Digital input
GND/Common alarm
Reset
The external relay and alarm cable shield
must be earthed.
AL1
COM
AL1: Alarm 1. COM: Common alarms.
dry contact
5