Specifications

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APPENDIX B — CCN TABLES
CCN DISPLAY TABLES
TABLE DISPLAY NAME RANGE UNITS POINT NAME WRITE STATUS
A-UNIT GENERAL UNIT PARAMETERS
Control Mode 10-char ASCII STAT
Occupied No/Yes OCC
CCN Chiller Stop/Start CHIL_S_S forcible
Alarm State 6-char ASCII ALM
Active Demand Limit NNN % DEM_LIM forcible
Override Modes in Effect No/Yes MODE
Percent Total Capacity NNN % CAP_T
Requested Stage NN STAGE
Active Setpoint NNN.n degF SP
Control Point NNN.n degF CTRL_PNT forcible
Degrees of Reset NN.n deltaF DEG_RST
Entering Fluid Temp NNN.n degF EWT
Leaving Fluid Temp NNN.n degF LWT
Emergency Stop Enable/EMStop EMSTOP forcible
Minutes Left for Start 5-char ASCII MIN_LEFT
PUMPS
Cooler Pump Relay Off/On COOLPUMP
Condenser Pump Off/On CONDPUMP
Cooler Flow Switch Off/On COOLFLOW
CIRCA_AN CIRCUIT A ANALOG PARAMETERS
Percent Total Capacity NNN % CAPA_T
Percent Available Cap. NNN % CAPA_A
Discharge Pressure NNN.n PSIG DP_A
Suction Pressure NNN.n PSIG SP_A
Head Setpoint NNN.n degF HSP
Saturated Condensing Tmp NNN.n degF TMP_SCTA
Saturated Suction Temp NNN.n degF TMP_SSTA
Compr Return Gas Temp NNN.n degF TMP_RGTA
Discharge Gas Temp NNN.n degF DISGAS
Suction Superheat Temp NNN.n deltaF SH_A
CIRCADIO CIRCUIT A DISCRETE INPUTS/OUTPUTS
CIRC. A DISCRETE OUTPUTS
Compressor A1 Relay Off/On K_A1_RLY
Compressor A1 Unload Time NN secs ALUNLTME
Compressor A2 Relay Off/On K_A2_RLY
Compressor A3 Relay Off/On K_A3_RLY
Minimum Load Valve Relay Off/On MLV_RLY
CIRC. A DISCRETE INPUTS
Compressor A1 Feedback Off/On K_A1_FBK
Compressor A2 Feedback Off/On K_A2_FBK
Compressor A3 Feedback Off/On K_A3_FBK
OPTIONS UNIT PARAMETERS
UNIT ANALOG VALUES
Cooler Entering Fluid NNN.n degF COOL_EWT
Cooler Leaving Fluid NNN.n degF COOL_LWT
Condenser Entering Fluid NNN.n degF COND_EWT
Condenser Leaving Fluid NNN.n degF COND_LWT
Lead/Lag Leaving Fluid NNN.n degF DUAL_LWT
TEMPERATURE RESET
4-20 ma Reset Signal NN.n milliAmps RST_MA
Outside Air Temperature NNN.n degF OAT forcible
Space Temperature NNN.n degF SPT forcible
DEMAND LIMIT
4-20 ma Demand Signal NN.n milliAmps LMT_MA
Demand Limit Switch 1 Off/On DMD_SW1
Demand Limit Switch 2 Off/On DMD_SW2
CCN Loadshed Signal N DL_STAT
MISCELLANEOUS
Dual Setpoint Switch Off/On DUAL_IN
Cooler LWT Setpoint NNN.n degF LWT_SP
Ice Done Off/On ICE_DONE