NVT NV-ET1804 Installation Manual Download Page 1

Page: 1 / 14

1) Read these instructions.

2) Keep these instructions.

3) Heed all warnings.

4) Follow all instructions.

5) Do not use this apparatus near water.

6) Clean only with a dry cloth.

7) Install in accordance with the manufacturer’s instructions.

8) Do not install near any heat sources such as radiators, heat
registers, stoves or other apparatus that produce heat.

9) Do not defeat the safety purpose of the polarized or grounding-type
plug. A polarized plug has two blades with one wider than the other.
A grounding type plug has two blades and a third grounding prong.
The wider blade or the third prong are provided for your safety. If the
provided plug does not fit into your outlet, consult an electrician for
replacement of the obsolete outlet.

10) Protect the power cord from being walked on or pinched particu-
larly at plugs, convenience receptacles, and the point where they exit
from the apparatus.

11) Only use attachments/accessories specified by the manufacturer.

12)  Refer  all  servicing  to  qualified  service  personnel.  Servicing  is
required when the apparatus has been damaged in any way, such as
a power supply cord or plug is damaged, liquid has been spilled, or
objects  have  fallen  into  the  apparatus,  the  apparatus  has  been
exposed to rain or moisture, does not operate normally, or has been
dropped.  This  installation  should  be  made  by  a  qualified  service
person and should conform to all local codes.

13) Low Voltage Connections: The installation shall be in accordance
with the applicable provisions of the National Electrical Code
ANSI/NFPA 70, Article 800.90 and Canadian Electrical Code Part 1,
Section 60-504.

   TO REDUCE THE RISK OF ELECTRICAL SHOCK, DO NOT REMOVE
   COVER OR BACK. NO USER SERVICEABLE PARTS INSIDE. REFER
   SERVICING TO QUALIFIED SERVICE PERSONNEL.

WARNING: TO REDUCE THE RISK OF ELECTRICAL SHOCK, DO
NOT EXPOSE THIS APPARATUS TO RAIN OR MOISTURE.

This installation should be made by a qualified service person

and should conform to all local codes.

WARNING - Do not install the unit in an environment where the

operating ambient temperature exceeds 185° F (85° C). The ventila-
tion should not be impeded by covering the unit with items, such as
newspapers, table-cloths, curtains, etc. No naked flame sources,
such as lighted candles should be placed on the apparatus.

WARNING - Do not interconnect multiple power supply

outputs.

Never use more than two power supplies within a

TBus channel. Never use more than one 60 watt remote
power supply on each TBus channel

. Do not connect additional

loads which would exceed the marked output current rating of the
power supply.

WARNING - The apparatus shall not be exposed to dripping or

splashing and no objects filled with liquids, such as vases, shall be
placed on the apparatus.

WARNING - Use only a Certified power cord and plug (coupler /

mains) assemblies for location installed.

WARNING - Power cord is regarded as main disconnect.

WARNING - The appliance coupler (power cord/ mains) shall

remain readily operable.

WARNING - For safety, never put NVT signals in the same

conduit as high-voltage wiring.

This product is intended to be supplied by a certified power source
marked “Class 2” or “LPS” and rated 56 VDC, 30mA minimum,
1,600mA maximum, which may or may not be provided with the
product.

Power supplies, when provided, are external inline, with an IEC380-
C14 power inlet and 6 ft (1.8 m) line-cord. Input Voltage is 100 ~240
VAC 50-60 Hz. A molded P1J 5.5 mm barrel connector provides a
Class 2 (SELV) 56 VDC regulated output. Line cord UL approved type
SPT-2, SVT, or SJT, 18/3 AWG Min. 300VAC, 60° C Max. 15 ft (4.5 m)
long. One end with IEC380- C13 appliance coupler and the other end
with NEMA 1015P or equivalent for country.

Complies with these regulatory agency certifications and directives.

UL Listed to IEC/UL 60950-1 Complies with FCC part 15A limits

IMPORTANT SAFETY INSTRUCTIONS

Page 1 of 14

Complete Installation Guide

56VDC

JOIN

Link

-ET1804

Eth

ernet T

ran