Economizer Damper Enthalpy Layout - Trane ReliaTel Diagnostic Manual

Economizer Damper Enthalpy Layout

Table 38. Choice of Enthalpy Method
determine economizer
Comparative Enthalpy
Reference Enthalpy
Reference Dry Bulb
Unit will not economize
Figure 60. Economizer
RT-SVD03G-EN
Method used to
effectiveness Required Data
MAS, OAT, OAH,
RAT, RAH
MAS, OAT, OAH
MAS, OAT
MAS or OAT data
is invalid or
unavailable
Return Air Humidity Sensor
Return Air Temp Sensor
Outside Air Humidity Sensor
103