Abbreviations Table - McQuay MicroTech II Operation & Maintenance Manual

UVC Input and Output Table .............................................. 27
Diagnostics and Service .................................................. 27
Alarm and Fault Monitoring ......................................................... 27
Space Temp Sensor Failure ................................................... 28
DX Pressure Fault .................................................................. 28
Compressor Envelope Fault ................................................... 28
Discharge Air DX Cooling Low Limit Indication ..................... 28
Condensate Overflow Indication (optional) ............................ 28
Space Coil DX Temp Sensor Failure ....................................... 28
Outdoor Temp Sensor Failure ................................................ 28
Table 1. Abbreviations
Index of
Abreviations
AHED
AHSD
ASCII American Standard Code for Information Interchange
American Society of Heating, Refrigerating,
ASHRAE
and Air Conditioning Engineers, Inc
CCLO Compressor Cooling Lockout Setpoint
CO2S
CW
CWVP
DA
DAHL
DAT
DATS
DCV
ECD Economizer Compare Differential
EED Economizer Enthalpy Differential
EES
EHS
EOAD
EOAT
EOC
EOCS
EORH
ERH
ETD Economizer Temperature Differential
ETS Economizer Temperature Setpoint
EWIT
FBDP Face and Bypass Damper Position
FCC Federal Communications Commission
F & BP
HVACR Heating, Ventilating, Air Conditioning, Refrigerating
HW
IA
IAF
IAT
OM 750
Meaning of Abreviations
Auxiliary Heat End Differential
Auxiliary Heat Start Differential
CO Setpoint
2
Chilled Water
Chilled Water Valve Position
Discharge Air
Discharge Air High Limit
Discharge Air Temp
Discharge Air Temp Setpoint
Demand Controlled Ventilation
Economizer Enthalpy Setpoint
Emergency Heat Setpoint
Exhaust Outdoor Air Damper
Outdoor Air Temperature Output
End-of-Cycle
End-of-Cycle Low OAT Setpoint
Outdoor Air Humidity Output
Space Humidity Output
Source (Water-in) Temperature
Face & Bypass
Hot Water
Indoor Air
Indoor Air Fan
Indoor Air Temperature
Discharge Air Temp Sensor Failure ........................................ 28
Outdoor Coil DX Temp Sensor Failure ................................... 28
Space Humidity Sensor Failure (optional) ............................. 28
Outdoor Humidity Sensor Failure (optional) .......................... 28
Space CO Sensor Failure (optional) ...................................... 29
2
Change Filter Indication ......................................................... 29
Troubleshooting Temperature Sensors ........................................ 29
Troubleshooting Humidity Sensors ............................................. 29
Troubleshooting Carbon Dioxide (CO
UVC Configuration Parameters .......................................... 30
Index of
Abreviations
LED
LUI
MCLL
NEC
OA
OAD
OADE Energize Exhaust Fan OAD Setpoint
OADH OAD Min Position High-Speed Setpoint
OADL OAD Min Position Low-Speed Setpoint
OADM OAD Min Position Medium-Speed Setpoint
OADP
OALS
OAMX OAD Maximum Position Setpoint
OAT
OCS
OHS
PI
PPM
RH
RHS
RO
RW
SCS
SHS
TXV
UCS
UHS
UV
UVC
UVCM
UVCS
VALP
VCLL
WH
WITD Source (Water-in) Temperature Differential
) Sensors .......................... 29
2
Meaning of Abreviations
Light Emitting Diode
Local User Interface
Mechanical Cooling Low Limit
National Electrical Code
Outdoor Air
Outdoor Air Damper
Outdoor Air Damper Position
Outside Air Lockout Position
Outdoor Air Temperature
Occupied Cooling Setpoint
Occupied Heating Setpoint
Proportional Integral
Parts Per Million
Relative Humidity
Space Humidity Setpoint
Read Only
Read Write
Standby Cooling Setpoint
Standby Heating Setpoint
Thermal eXpansion Value
Unoccupied Cooling Setpoint
Unoccupied Heating Setpoint
Unit Ventilator
Unit Ventilator Controller
UVC (Heat/Cool) Mode Output
UVC State Output
Wet Heat Valve Position
Ventilation Cooling Low Limit
Wet Heat
Page 3 of 32