GAI-Tronics 013-020095-002 Elemec3 System Controller - Manual (Page 8)

Pub. 42004-480B
Model 013-02-0095-002 Elemec3 System Controller Page 8 of 11
e:\standard ioms - current release\42004 instr. manuals\42004-480b.doc
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Wiring
Connections
24VDC IN – Power is supplied to the Elemec3 System Controller via the 24VDC IN connector.
DC Earth – A green-yellow conductor shall be installed between the DC E ARTH
terminal on the rear of
the unit to the Telecoms Earth Bar inside the cabinet.
LAN connection – The Elemec3 System Controller receives its initial programming and subsequent
updates and modifications via the LAN connection on the rear panel.
PABX connection – The interface to the telephone system is made via the PABX connector on the rear
panel.
API 1–API 4 – Access panel interface connections. Provides the ability to connect to four access panel
termination PCBAs, which can each be connected to four user access panels with microphones, for a total
of 16 possible.
API 5A–API 5B – Reserved for future use.
SD Card – Reserved for use by a qualified technician.
USB – Reserved for use by a qualified technician.
I/O – Input/output signals that can be used for applications, such as the site Fire & Gas system,
monitoring systems, beacons, or loudspeakers.
24VDC Out – Power can be supplied to other components in the system cabinet.