Page 1
INSERT THROUGH
THE GROUNDING
PORT
GROUNDING
PORT
GROUND WIRE
TERMINATING
SCREW
INDICATOR
LIGHTS
GROUNDING
PORT
GROUNDING
SCREW
MOUNTING
TAB
AC PLUG
RECEPTACLE
P/N 92212101 • Rev E• 11/5/2008
Warranty: If this unit fails during the warranty period, contact tii customer service to authorize return. Unit may be returned prepaid.
Model 442
Grounding Module with AC Outlet
Installation Note
Description
Installation
1. The TII 442 Grounding Module with AC outlet
provides a ground connection point, a 15A AC
outlet as well as a ground detection circuit. In
a typical installation the TII 442 is plugged into
a wall outlet and a ground connection is
accomplished by terminating the grounding
conductor through the grounding port (See
Figure 1).
Features
1. To secure unit with mounting tab, carefully
remove the cover plate screw and discard.
Install the TII 442 into an AC power outlet and
secure the unit to the outlet using the
mounting tab screw supplied (See Figure 2).
2. Indicator Lights:
a. Green Light On: indicates presence of
ground.
b. Green Light Off / Red Light On:
indicates problem with ground. Check
system ground.
NOTE: IF BOTH THE GROUND PRESENT
LAMP AND GROUND NOT PRESENT LAMP
ARE ILLUMINATED AT THE SAME TIME, THIS
IS AN INDICATION THAT THERE IS A
PROBLEM WITH THE ELECTRICAL WIRING
SERVICING TO THE AC RECEPTACLE.
Figure 1
Page 2
To Existing
AC Wiring
To AC Power Plug
To Auxiliary Ground
Mounting Tab
Screw
3. Unscrew the grounding wire terminating screw
until the grounding wire can be inserted (See
Figure 1).
4. Strip back about 0.5 inch of insulation from the
grounding wire. Insert the grounding wire into
the grounding port hole. Tighten terminating
screw (See Figure 1).
NOTE: INSTALLATION OF THE MODEL TII 442
MUST BE IN ACCORDANCE WITH THE LOCAL
CODES AND ARTICLE 800 OF THE NATIONAL
ELECTRIC CODE, ANSI/NFPA 70.
CAUTION: NEVER INSTALL THE TII 442
DURING A LIGHTNING STORM. THE TII 442 IS
INTENDED FOR INDOOR USE ONLY.
Figure 2
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