9
INSTALLATION
STEP 2: TX8 POWER WIRING
FOR U.S. APPLICATIONS:
The TX8 Emitter is supplied with a low-voltage wall transformer power supply
(TFP 010). Two-conductor 18 ga. power cord is included with the emitter.
FOR APPLICATIONS OUTSIDE
THE U.S. REQUIRING 240 VAC MAINS SUPPLY
:
Use the wall transformer power supply, model TFP 027.
Secondary Specifications: 24 VAC, 35 VA, 50/60 Hz.
W
ARNING: PO
WERLINE VOLTAGE MUST NOT FALL BELOW 94V, OR
SYSTEM PERFORMANCE WILL BE GREATLY REDUCED.
DO NOT CONNECT THE POWER SUPPLY TO AC POWER YET!!!
Step 1: Determine the length of power cord needed to reach from the emitter to the AC
wall outlet where the power supply will be plugged in. If power cord length will
exceed 200 feet (61 m), heavier gauge wire will be required. Use the table below.
Make sure the power supply is not plugged into AC power yet!
Cable Length Required Minimum Wire Gauge
Up to 10 feet (3 m) 22 gauge
Up to 75 feet (23 m) 20 gauge
Up to 200 feet (61 m) 18 gauge
Up to 500 feet (152 m) 16 gauge
Up to 1,000 feet (305 m) 14 gauge
One end of the power cord has a 3-pin Molex connector, the other end is bare. Cut
the bare end of the power cord to length. Strip this end down the middle
approximately
1 inch, then strip both of the resulting strands about 1/8 inch. Install the crimp-on
spade terminals supplied and connect these to the screw terminals on the Power
Supply (TFP 010). Polarity is not important since AC power is being used.
Step 2: Plug the 3-pin Molex connector into the TX8's Power In connector.
Step 4: Plug in the Power Supply last.
The Power Indicator LED on the right side of the bottom panel (visible from
directly underneath) glows when the TX8 is on.
Note: The TX8 transmits when an audio signal is present, and will shut off when no
signal is present for about 30 minutes. This auto shut-off feature preserves the life
of the infrared LEDs and reduces power consumption.
This system is designed for Class 2, low-voltage wiring. Always follow local electrical codes
when doing low voltage wiring.
!! IMPORTANT WARNING !!
SHORTING THE POWER SUPPLY OUTPUT TERMINALS WILL BLOW A
NON-REPLACEABLE INTERNAL FUSE, DESTROYING THE POWER SUPPLY UNIT!
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