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TB6980/TB7980 2/6
3. Typical Applications
FIGURE 1: Damper control with electric reheat and auxiliary
baseboard heating.
FIGURE 3: Damper control with automatic changeover,
electric reheat and central cooling
FIGURE 5: Changeover and NSB inputs sharing the same
24-Vac transformer
FIGURE 6: Changeover and NSB inputs using different 24-Vac
transformers
FIGURE 4: Temperature control of fresh air supply
FIGURE 2: Damper control with electric reheat and auxiliary
hot-water heating
CAUTION
Do not connect
common to ground
CAUTION
Do not connect
common to ground
TB7980B
TB6980B
TB7980B
TB7980B
TB7980B
TB6980B