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Bosch ZS Series Zone Sensors R1 Installation & OperationManual
02.2018 | Bosch Thermotechnology Corp.
Data subject to change
16 Common Abbreviations
Abbreviation Description
AFMS
Air Flow Measuring Station
AC Air Conditioning
ACU Air Conditioning Unit
AHU Air Handling Unit
AI Analog Input
AO Analog Output
AUTO Automatic
AUX Auxiliary
BAS Building Automation System
C Common (24Vac)
CHW Chilled Water
COND Condenser
COMP Compressor
CW Condenser Water
CWP Circulating Water Pump
DA Discharge Air
DDC Direct Digital Control
DES Damper End Switch
DFS Dirty Filter Switch
DI Digital Input
DO Digital Output
DPS Diff erential Pressure Switch
DX Direct Expansion
EA Exhaust Air
EF Exhaust Fan
EVAP Evaporator
EW Entering Water
F Fahrenheit
FM Flow Meter
FSS Fan Status Switch
HGRH Hot Gas Re-Heat
HP Heat Pump
HW Hot Water
IEM Input Expansion Module
LP Loop Pump
Table 17
Abbreviation Description
LW Leaving Water
MA Mixed Air
MAX Maximum
MIN Minimum
MINS Minutes
MISC Miscellaneous
MOD Modulating
NC Normally Closed
NO Normally Open
OA Outdoor Air
OAD Outdoor Air Damper
OCC Occupancy
R Hot (24Vac)
RA Return Air
RF Return Fan
RH Relative Humidity
RV Reversing Valve
SA Supply Air
SCR Silicon Controlled Rectifi er
SDP Secondary Drain Pan
SDS Smoke Detector Switch
SECS Seconds
SF Supply Fan
SOO Sequence of Operation
SP Static Pressure
S/S Start/Stop
STG Stage
TEMP Temperature
UI Universal Input
UPM Unit Protection Module
VAV Variable Air Volume
VES Valve End Switch
VFD Variable Frequency Drive
VLV Valve
WSE Water Side Economizer
WSHP Water Source Heat Pump
Table 18
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