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Color Terminal Code Description Red R 24 volt Red RH / RC 24 volt HEAT / COOL load C / X 24 volt Common White W / W1 Heat White W2 Backup Heat Yellow Y / Y1 Cool Green G Fan: Orange O / OB Reversing valve (Heat Pump) E Emergency Heat (Heat Pump)
The illustration is the interior of a common two wire heat-only household thermostat, ... Terminal code Color ... the heat pump thermostat provides for use of the ...
A 2.26 kΩ, 1%-precision resistor with 5 color bands (), from top, 2-2-6-1-1; the last two brown bands indicate the multiplier (×10) and the tolerance (1%).. An electronic color code or electronic colour code (see spelling differences) is used to indicate the values or ratings of electronic components, usually for resistors, but also for capacitors, inductors, diodes and others.
The first letter of the color code is matched by order of increasing magnitude. The electronic color codes, in order, are: 0 = Black; 1 = Brown; 2 = Red; 3 = Orange;
The term programmable communicating thermostat (PCT) is used by the California Energy Commission to describe programmable thermostats that can receive information wirelessly. The first version of the PCT introduced in the 2008 building standards proceeding also required that PCTs allow temperature control during emergency events to avoid blackouts.
Turn the heat down when you're away. But setting your thermostat to a specific temperature and never changing it won't be good for your heating bills. Though about 70 degrees is ideal, it's unwise ...
The 25-pair color code, originally known as even-count color code, [1] is a color code used to identify individual conductors in twisted-pair wiring for telecommunications. Color coding [ edit ]
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