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4.6 Connections and Cabling
IMPORTANT WARNING:-
ISOLATE ANY HIGH VOLTAGE CONNECTIONS TO THE OUTPUT
CONTACTS ELSEWHERE BEFORE OPENING THE CASE.
ALL TERMINALS MUST BE CONNECTED IN ACCORDANCE WITH
THIS INSTALLATION GUIDE. ANY DEVIATION FROM THIS MAY
RESULT IN AN UNSAFE INSTALLATION.
Make the following connections to the unit:
Ethernet (including shield connection to STP cable)
•
Power (either PoE or separate dc supply)
•
Earth (to the system equipotentially bonded earth point)
•
External relay (if required)
•
Details of each connection are given below. There are a number of
possible cabling schemes illustrated at the end of the section
4.6.1
Ethernet connections
The Ethernet port is provided on 8 spring terminals on connectors
CON2, CON3 and CON4 as follows:
Connect the standard colour-coded cables to the terminals as
shown.
Note that the Ethernet cable must be CAT-5 or equivalent STP
(shielded twisted pair) and that the shield must be terminated to the
earth point as shown.
Note: the Ethernet cable termination is to TIA/EIA-568 T568B
4.6.2
Power connections
Power can be provided either:
•
Commander 1114 VoIP
Via Power-over-Ethernet (PoE), IEEE 802.3af.
NOTE: PoE can only be provided on spare pair (Alternative
13
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