2-1. Open and unpack the batteries, Transmitter
and Receiver units.
2-2. Loosen
Top Lid Screws
on the Transmitter and remove lid.
Remove the
Receiver Top Lid
by pressing one side of the
snap lock base inward while lifting lid.
2-3. Set the
9 Pole, 3 Position Coding Switch
on the Receiver to
match the Transmitter’s
9 Pole, 3 Position Coding Switch
. Any
switch position will work as long as the Transmitter
coding switch
and the Receiver
coding switch
are exactly matched (must be
different from other nearby transmitters of the same type).
2-4. Place the two (2)
AA batteries
in their holders on the Transmitter
in the proper direction, paying attention to the (+) and (-) ends.
Momentarily press the
Test Button
on the Transmitter.
The
Green Tx LED Indicator
should light for 3 seconds.
To test the Alarm on the MWTA12 Model, press and hold the
Test Button
. The Alarm should sound in approximately ten (10)
seconds. Release the
Test Button
.
2-5. Route the wires from the safety edge through
the Transmitter’s
Strain Relief Cable Fitting
for
approximately four inches.
2-6. Strip the insulation from the two wires back ¼”. Pull the
Terminal Block
off the Transmitter’s PCB. Place the safety
edge wires in the
Terminal Block
and tighten with screwdriver.
Re-seat the
Terminal Block
on the PCB (see Fig. 2-6).
2-7. Re-seat the PCB into the Transmitter Enclosure and securely
tighten the
Strain Relief Cable Fitting
.
2-8. Now, compress your safety edge. The
Green Tx LED Indicator
should light for about 3 seconds.
P.O. Box 159 • West Grove, PA 19390 • 800-220-3343 • 610-869-4422 • Fax: 610-869-4423 • www.milleredge.com
6809 South Harl Ave., Suite A • Tempe, AZ 85283 • 800-887-3343 • 480-755-3565 • Fax: 480-755-3558
MWTA12_Inst_20131007
Model # MWTA12, MWT12, MWR12, MWRT12, MWRTA12
INSTALLATION INSTRUCTIONS
IMPORTANT:
READ AND UNDERSTAND ALL INSTRUCTIONS BEFORE BEGINNING INSTALLATION.
Parts List
MWR12 Single Channel Receiver
MWT12 Single Channel Transmitter
MWTA12 Single Channel Transmitter with low
battery alarm
Kits:
MWRT12: includes MWR12, MWT12
MWRTA12: includes MWR12 and MWTA12
1-
PART NUMBER
2-
Install Transmitter and Test
The Miller Edge Model MWTA12 and MWT12 safety edge transmitters are designed to provide wireless signal
transmission from the safety edge to the motor controls.
The Model MWTA12 includes an Audible Alarm feature indicating the battery should be replaced. Both the Miller
Edge receiver and transmitter have a compact design which allows for easy trouble shooting via the see-thru case.
Selectable features include: coded dip switches and a wire harness for relay options.
Tools Required:
1. 1/8” Flat blade screwdriver for wire connections
2. 1/4” Flat blade screwdriver for top lid screws
Recommended:
DVM for test purposes
(4) #6 - 20 x 3/4” self-drilling screws included,
Sensing edge (sold separately)
TOP LID
SCREWS
AA LITHIUM
BATTERIES
Fig. 2-6 WIRE CONNECTION TO
TERMINAL BLOCK
STRAIN RELIEF
CABLE FITTING
TERMINAL
BLOCK
Safety Edge
Connection
9 POLE,
3 POSITION
CODING SWITCH
TRANSMITTER ENCLOSURE
Shown with Optional Alarm
TEST BUTTON
GREEN TX
LED INDICATOR
(-)
(-)
(+)
(+)
