47
APPENDIX A — CCN TABLES (cont)
GENERAL
DESCRIPTION
STATUS
UNITS
POINT
FORCIBLE
UNIT:
Currently Occupied
Yes/No
OCCUPIED
Y
Supply Air Temperature
snnn.n
dF
SAT
N
Outdoor Air Temperature
snnn.n
dF
OAT
Y
Space Temperature
snnn.n
dF
SPT
Y
Space Temperature Offset
sn.n
dF
SPTO
Y
Cooling Demand
snn.n
^F
COOL_DMD
N
Heating Demand
snn.n
^F
HEAT_DMD
N
Unit Shutdown Input
On/Off
FIREDOWN
Y
Fan Status
On/Off
FAN_STAT
N
Filter Status
Dirty/Clean
FILTSTAT
N
Remote Occupancy Input
On/Off
REM_OCC
Y
Indoor Fan
On/Off
IDF
N
Indoor Fan Feedback
On/Off
IDF_FDBK
N
Indoor Fan Power
On/Off
IDFPWR
N
Outdoor Fan Contactor 1
On/Off
OFC_1
N
Outdoor Fan Contactor 2
On/Off
OFC_2
N
Outdoor Fan Contactor 3
On/Off
OFC_3
N
Heat Stage 1
On/Off
HEAT_1
N
Heat 1 Timeguard (secs)
Nnn
TIMGD_H1
N
Heat Stage 2
On/Off
HEAT_2
N
Heat 2 Timeguard (secs)
nnn
TIMGD_H2
N
CIRCUIT A:
Saturated Suct Temp A
snnn.n
dF
SST_A
N
Saturated Suct Press A
nnn.n
PSIG
SSP_A
N
Saturated Cond Temp A
snnn.n
dF
SCT_A
N
Saturated Cond Press A
0.0
PSIG
SCP_A
N
Compressor A1
On/Off
COMP_A1
N
A1 Current Sensor
On/Off
CS_A1
N
A1 Timeguard (secs)
nnn
TIMGD_A1
N
Circuit A Fan Level
n
A_FANLEV
N
Circuit A Strikes
n
ASTRIKES
N
CIRCUIT B:
Saturated Suct Temp B
snnn.n
dF
SST_B
N
Saturated Suct Press B
nnn.n
PSIG
SSP_B
N
Saturated Cond Temp B
snnn.n
dF
SCT_B
N
Saturated Cond Press B
0.0
PSIG
SCP_B
N
Compressor B1
On/Off
COMP_B1
N
B1 Current Sensor
On/Off
CS_B1
N
B1 Timeguard (secs)
nnn
TIMGD_B1
N
Circuit B Fan Level
n
B_FANLEV
N
Circuit B Strikes
n
BSTRIKES
N
CIRCUIT C:
Saturated Suct Temp C
snnn.n
dF
SST_C
N
Saturated Suct Press C
nnn.n
PSIG
SSP_C
N
Saturated Cond Temp C
snnn.n
dF
SCT_C
N
Saturated Cond Press C
0.0
PSIG
SCP_C
N
Compressor C1
On/Off
COMP_C1
N
C1 Current Sensor
On/Off
CS_C1
N
C1 Timeguard (secs)
nnn
TIMGD_C1
N
Circuit C Fan Level
n
C_FANLEV
N
Circuit C Strikes
n
CSTRIKES
N
Содержание 48HG016
Страница 3: ...3 Fig 1 Low Voltage Control Schematic 48HG Units...
Страница 4: ...4 Fig 2 Low Voltage Control Schematic 50HG Units...
Страница 5: ...5 Fig 3 Typical Power Schematic...
Страница 53: ......