APPENDIX B
CCN Variables
The following variables can be used for trace functions (Network Service Tool-Trace, Data Collection).
CCN Variables: Hardware SIO Points
cpa2 _mta> 0
H-DO
-
Compressor A2, Command
CP_A2
all
H-AI
-
Compressor A1, status and MTA reading
CPA1_STA
all
H-AI
°F
Compressor A1, Motor Temperature
CPA1_TMP
all
H-AI
°F
Compressor A1, Discharge Gas Temperature
CPA1_DGT
all
H-AI
psi
Compressor A1, Economizer Pressure
CPA1_ECP
all
H-AI
psi
Compressor A1, Oil Pressure
CPA1_OP
all
H-AI
Amps
Compressor A1, Current
CPA1_CUR
econ_sel = 1
H-AO
-
Circuit A Motor cooling thermal valve output
CPA1_PUL
All
H-DO
-
Compressor A1, multiplexed DO's
b
5
b
4
b
3
b
2
b
1
b
0
b
0
:
cpa1_mc1 Motor cooling 1
b
1
:
cpa1_mc2 Motor cooling 2 or
economizer valve
b
2
:
cpa1_ols
Oil solenoid
b
3
:
cpa1_ld1
Loader 1 output
b
4
:
cpa1_ld2
Loader 2 output
b
5
:
oilpmp_a
Oil pump output circuit A
CPA1_MUX
all
H-DO
-
Compressor A1, Command
CP_A1
All
H-DO
Condenser Water Pump , Command
CONDPUMP
pump_seq > 1
H-DO
Cooler Water Pump # 2, Command
CPUMP_2
pump_seq > 0
H-DO
Cooler Water Pump # 1, Command
CPUMP_1
all
H-AI
°F
Cooler leaving water temperature
COOL_LWT
all
H-AI
°F
Cooler entering water temperature
COOL_EWT
unit_typ = 2 or 3
H-AI
°F
Condenser leaving water temperature
COND_LWT
unit_typ = 2 or 3
H-AI
°F
Condenser entering water temperature
COND_EWT
All
H-AI
°F
Chiller Water System for Master / Slave Control
CHWSTEMP
cpb1_mta > 0
H-DO
Circuit B Alarm Relay, Command
ALARM_B
all
H-DO
Circuit A Alarm Relay, Command
ALARM_A
CONFIGURATION
TYPE
UNITS
DESCRIPTIONS
POINT
NAMES
CARRIER SA
USER'S GUIDE FOR
30GX&HX PRO_DIALOG 4 V.2
ECG-UG-02-002
Rev: Original
Page: 76/98
©
C
ARRIER
S
.
A
NOT
TO
BE
DISCLOSED
TO
PERSONS
OUTSIDE
CARRIER
ORGANIZATION
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