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X10 Command to Thermostat Function

Unit Code On Command
°F / °C
Off Command
°F / °C
1 72° / 17° System Off
2 73° / 18° Heat Mode
3 74° / 19° Cool Mode
4 75° / 20° Auto Mode
5 76° / 21° 40° / 5°
6 77° / 22° 60° / 6°
7 78° / 23° 62° / 7°
8 79° / 24° 63° / 8°
9 80° / 25° 64° / 9°
10 81° / 26° 65° / 10°
11 82° / 27° 66° / 11°
12 83° / 27° 67° / 12°
13 84° / 29° 68° / 13°
14 86° / 30° 69° / 14°
15 88° / 31° 70° / 15°
16 90° / 32° 71° / 16°

Decode Table B.  There are two other decode tables that can be used.  See manual for details.

To control thermostat - utilize the ON Command for temperture set  ( 1 ON  = 72 deg) and the Off Command  1-4 to set HVAC mode Auto, Heat, Cool or Off. (1 OFF = System Off)

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