Tii ELP-1 User Manual

tii – ELP-1-1

MOUNTING SLOT

10AWG GROUND WIRE

22AWG GROUND WIRE

MDU PROTECTED OUTPUT

CUSTOMER RJ-11 INPUT

GROUND LUG

MALE MODULE INTERFACE

FEMALE MODULE INTERFACE

CUSTOMER RJ-11 INPUT

141 Rodeo Drive tii ELP-1 Series
Edgewood, NY 11716 External Line Protector
Customer Service/Sales: 888-844-4720 Rev A 10/07

INSTALLATION NOTE

1. GENERAL

The tii ELP-1 (External Line Protector) has been

The ELP-1 protection module is connected

designed to provide superior surge protection to
the single family and multi-family ONT’s (Optical
Network Terminals).

between the customer wiring pairs and the ONT
telephone RJ-11 jack outputs. See Figure below
for product features. Any surge originating from the
customer premises is blocked and diverted to the
ground.

The ELP-1 has multi stage protection for

superior surge protection to the ONT.

The ELP-1’s modular design permit’s installation

of additional devices in an integrated fashion.

2. WARRANTY

See tii Warranty. All units are completely

encapsulated and are not repairable. If this unit
fails during the warranty period, the factory should
be requested to authorize return. Return the unit
prepaid when authorization is received. Units that
fail due to abuse or normal wear should be
discarded.

3. INSTALLATION

Remove the ELP-1 from the packaging and

inspect it, if defective, see warranty above.

The ELP-1 is equipped with a mounting flange

slot on the top, secure to flat surface near ONT
using a # 8 Philips screw. Mounting can be also
be accomplished using a double sided tape or
Velcro.

The unit is supplied with a #10 and #22 AWG

ground wire. Connect the #10 ground wire to the
main ground in the ONT. Connect the #22
ground to the shield of the fiber cable using
standard bonding connectors.

TII P/N: 92229701

Connection of the customer wiring to the ELP-1

Single ELP-1 Application
Multiple ELP-1 Application

BLACK -V IN

RED +12V IN

SIGNAL RETURN

ON BATTERY

REPLACE BATTERY

MISSING BATTERY

LOW BATTERY

1 2 3 4

PHONE LINE CONNECTIONS

T (TIP) - GRN R (RING) - RED

PHONE

TEST JACKS

VIDEO
OUTPUT

ETHERNET
HUB JACK

ELP-1

FIBER INPUT

10 AWG GROUND WIRE

22 AWG GROUND WIRE

SFH ONT 611

TO CUSTOMER

FIGURE 1

MDU PROTECTED

OUTPUT

can be achieved via connection to either the IDC
rocker or the RJ-11 jack. Connect customer wiring
using required interface.

Connect the ELP-1 RJ-11 plug to the phone line

connection on the ONT to connect service. Do not
connect this RJ-11 until ground wire is in place.

The ELP-1 is equipped with an internal ground lug

to bond multiple units together when required.

For multiple line applications the ELP-1 is

equipped with mating tabs on both the left and
right of the closure. They are mated by aligning the
mating tabs and clicking them together. See figure

2.

TII P/N: 92229701