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2 Installation
2.1 Mains Installation
This product must be fed from a mains power source having a separate (approved)
disconnect device and fitted with a fuse or other over-current protection device rated
at 3 A maximum. Ensure that the disconnect device used has appropriate earth fault
protection to the applicable standard.
Fix the PSU to the wall or other support structure in the correct orientation i.e. with the
transformer and space for the standby battery at the bottom of the unit using the
screws supplied. Allow clearance to for the lid of the product to be fitted and
removed.
NOTE. The product is to be installed in an area with free air movement and with a
minimum of 100 mm clearance between the sides and lid of the power supply case and
any adjacent surface (wall, ceiling or other partition).If you wish to run EXvisitors on a
separate PC, you will also need to obtain additional workstation licenses, available from
TDSi
This equipment MUST be earthed.
Knock-outs are provided in the case for mating with external trunking or conduit.
The mains input cable must be to the applicable standard with a 3 Amp or greater
current capacity, i.e. 0.5 mm
of 300/500 Vac.
The mains cable should be routed to use different entry/exit holes (4) in the case to
those used for other connected equipment (e.g. readers, locks, network cables,
inputs, outputs etc.)
Grommets should be used to protect cable sheaths from chaffing. These should meet
a minimum flammability specification of UL94 HB and should be correctly sized i.e.
close fitting with respect to the cable sizing.
The mains input cable should be securely fastened to the case saddle (1) in position
using a cable tie.
2.1.1
Power Supply
Power supply unit providing a regulated 13.8 VDC output supplying continuous full rated
current to the access control unit and locks and an additional 0.5 A for trickle charging a
standby battery. The load output features full electronic short circuit protection under
mains operation. LED's are provided to indicate mains present and fault conditions.
A single 12 v lead acid battery is required – Yuasa, 12v, 7Ah type, or similar.
nominal conductor area, having an operating voltage
2
EXcel4 Controller
Page 7
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