ABB 800xA Operation page 178

Log File Description (.csv file)
Table 11. Log File Headings and Explanations (Continued)
Heading
P Hot Out
Delta P Hot
P Cold In
P Cold Out
Delta P Cold
Delta T Hot
Delta T Cold
Delta Tx
Is Hot Side Condensing
Thc Hot Eff
Delta Thc_x Eff
Is Cold Side Evaporating
Tce Cold Eff
Delta Tce_x Eff
Delta Thc_ce_x Eff
Performance Factor (E)
Corrected LMTD
Heat Transfer Efficiency (U)
HD Hot
HD Cold
Delta HD
Performance ACD
178
Section 9 Heat Exchanger Asset Monitor (HXAM)
Hot Side Outlet Pressure
Hot Side Pressure Difference
Cold Side Inlet Pressure
Cold Side Outlet Pressure
Cold Side Pressure Difference
Hot Side Temperature Difference
Cold Side Temperature Difference
Temperature Difference Across heat exchanger
Specifies if Hot Side is Condensing
Effective Delta T Hot if Hot Side is Condensing
Effective Delta Tx if Hot Side is Condensing
Specifies if Cold Side is Evaporating.
Effective Delta T Hot if Cold Side is Evaporating
Effective Delta Tx if Cold Side is Evaporating.
Effective Delta Tx if Hot Side is Condensing and Cold Side
is Evaporating.
Performance Factor
Corrected LMTD
Heat Transfer Efficiency
Hot Side Heat Duty
Cold Side Heat Duty
Heat Duty Difference
ACD for Performance Factor
Explanation
3BUA000150-600