Minuteman UPS MMS-CAT5-LAN-RJ45 User Manual

Minuteman UPS Computer Accessories

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A. LineGuard CAT 5 Modules (Models:

MMS-CAT5-LAN-RJ45, MMS-CAT5-POE-
RJ45). See Figure 1.

These models protect one 8-wire Cat 5 cable
using RJ45 connectors.
1. Simply plug the RJ45 jack from the line input

cable into the “Line” side of the LineGuard
unit.

2. Using a Cat 5 (or better) patchcord, plug

one end into the “Equipment” side of the
LineGuard unit and the other side of the
patchcord into the equipment to be
protected.

3. Mount the LineGuard unit to a solid surface,

like plywood. Drill a 3/32 hole for the #6 x
3/4 screw and eyelets provided. See figure
3. Attach the screw and the eyelet to the
wall and slide the LineGuard unit over screw
and tighten. Add a second screw to bottom
of the LineGuard unit.

NOTE: If the LineGuard is to be used as a
stand-alone unit, connect a minimum #14 AWG
wire from the ground terminal tab to common
earth ground with 1 ohm or less (0.5 ohms
preferred). Use a single ground for the
LineGuard unit and the protected equipment to
eliminate differences in ground potential.
Additional LineGuard units may also be bonded
together as shown in figure 4 below (dotted
outline).

B. LineGuard CAT 6 Modules (Models:

MMS-CAT6-LAN, MMS-CAT5-POE). See
Figure 2.

These models protect one 8-wire Cat 6 cable
using 110 connectors.
1. Remove the LineGuard unit’s cover.
2. Strip off 1.5" of the jacket from line input 24

AWG OSP cable and the protected
equipment cable.

3. Insert the OSP cable (“LINE” side) into the

clip on the printed circuit board. If a shielded
cable is used, connect the shield to the clip.

4. Punch down the line input pairs on the 110

connectors (“LINE” side) carefully
maintaining proper wire twist.

NOTE: The color code is printed on the PC
board next to the connector.
5. Punch down the protected equipment pairs

on the opposite 110 connectors
(“EQUIPMENT” side) carefully maintaining
proper wire twist.

NOTE: The color code is printed on the PC
board next to the connector.
6. Position and tightly secure a cable tie on

each cable to provide strain relief next to
cable exit holes in the LineGuard unit’s
housing.

7. Replace the cover.
8. Mount LineGuard unit to a solid surface, like

plywood. Drill a 3/32 hole for the #6 x 3/4
screw and eyelets provided. See figure 4.
Attach the screw and the eyelet to wall and
slide the LineGuard unit over screw and
tighten. Add a second screw to the bottom
of the LineGuard unit.

9. When used as a Primary Surge Suppressor,

connect the grounding strip to a good earth
ground with a minimum 10 AWG wire. Use
the ring lug and the machine screw
provided. Route wire as direct and as short
as possible. For Isolated Loop applications,
connect to a single point ground with a
minimum 14 AWG wire as shown in figure 4.

10. Additional LineGuard units may also be

bonded together as shown in figure 4
(dotted outline).

LineGuard POE Surge Suppressor Wiring
Conventions:
• Shall be wired per TIA/EIA 568A or 568B.

• Power Pairs: Blue, Brown (Clamp at 62V).

• Data Pairs: Orange, Green (Clamp at 16V).

C. Start Up.
After the LineGuard unit has been properly
installed and connected, turn on the power to
the LineGuard unit and then the protected
equipment. The installation is complete.





MINUTEMAN UPS

1455 LeMay Dr.

Carrollton, TX 75007

Phone: (972) 446-7363

Fax: (972) 446-9011

www.minutemanups.com

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