
Economizer Control Board (ECB)
The ECB controls the economizer actuator. (See Fig. 41 and Table 24.) The control signal from the ECB uses either the MFT
By digitally communicating with the ECB, the economizer actuator is able to provide the damper position and diagnostic information to the ComfortLinkt controller. The damper position is displayed at Outputs→ECON→EC.AP. Diagnostic information is displayed via Alert T414. More information about these alarms is contained in the Alarms and Alerts section.
NOTE: The Economizer Control Board (ECB) has a
48/50PG and PM
C07027
Fig. 41 − Economizer Control Board (ECB)
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