TII network technologies 442 Installation Note

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
Description
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
INDICATOR
LIGHTS
GROUNDING
SCREW
GROUNDING
PORT
Installation Note
MOUNTING
TAB
AC PLUG
RECEPTACLE INSERT THROUGH
THE GROUNDING
PORT
Installation
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.
GROUND WIRE
TERMINATING
SCREW
GROUNDING
PORT
Figure 1