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13.2.2 SETUP
The following should be performed BEFORE installing the activator and
connecting it to power.
1. Remove the four screws on the cover.
2. Look for the five (5) dipswitches near the center of the board.
3. The configuration should be as follows, from top to bottom: (Figure
13.2A)
• LD (5) to ON
• LTC (4) to OFF
• DEL (3) to ON
• RAIN (2) to OFF
• SNOW (1) to ON
4. Located the dials on the left side of the board.
5. The configuration should be as follows, from
top to bottom: (Figure 13.2B)
• TRIG TEMP to 39
• DELAY OFF to MID
•
SENSITIVITY to approximately 2 o’clock (one side should point to MORE)
6. Replace cover and secure it with the four screws.
7. Proceed to installing the M326A and wiring it for use.
The Activator has now been configured to activate the SnowMeltz® mat(s)
once the temperature is below 39 AND snow (moisture) is detected. The system
will also remain activated for approximately four (4) hours AFTER moisture is
no longer detected. To change the amount of After Run time, adjust the dial
labeled “DELAY OFF” to MIN or MAX to lessen or lengthen the After Run time.
13. Activator Quickstart Guides
13.2.1 M326A(DS-2C) Activator/Controller
• Control Unit must be mounted outside within close
proximity of the SnowMeltz® system(s).
• If not using a panel, power should be ran to the location of the
M326A.
• If using a panel, the device requires 120V/240V
to operate.
• Wiring/setup for this guide is using one (1)
M326A, without a panel (switching up to
30 amps). For other installation situations
with panels or acessories, please consult the
complete user manuals for the M326A and
other devices.
• Mounting be done by mounting on top of a sturdy conduit or using the
mounting points on the top and bottom to secure it, ensure that nothing
obstructs the sensor from receiving moisture.
• Installation/Setup of the activator should be done AFTER completion of installing the
SnowMeltz® system and the substrate is fully cured/completed.
Fig. 13.2A
Fig. 13.2B
