THE SMART SOLUTION FOR ENERGY EFFICIENCY
MPC MultiProtoCol DDC Controls
November 19, 2018
38
Point Name Type Number Read/Write Type Register Type ID NV Name Default Description
BACNet ModBus N2 LON
HTD AV 23 R/W NA NA NA NA NA 5° F Heating Differential Deadband --> Heating SP - HTD = Turnoff
CLD AV 22 R/W NA NA NA NA NA 5° F Cooling Differential Deadband --> Cooling SP - HTD = Turnoff
Actual CL Setpoint AV 1 R NA NA NA NA NA NA Actual cooling setpoint based upon occupancy status, setpoint adjustment and metric conversion.
Actual HT Setpoint AV 2 R NA NA NA NA NA NA Actual heating setpoint based upon occupancy status, setpoint adjustment and metric conversion.
Occupied CL SP/ Fahrenheit AV 3 R/W NA NA NA NA NA 53° F Network setpoint for the cooling setpoint (Fahrenheit) in occupied mode.
Master WT/ Fahrenheit AV 4 R/W NA NA NA NA NA 105° F Fahrenheit network setpoint for multiple MPC's sharing the same space temperature sensor. Ony for slave units when M/S Switch (BV:16) is"ON".
SLAVE CLD AV 24 R/W NA NA NA NA NA 5° F Slave Cooling Differential Deadband. Active only when M/S Switch (BV:16) is"ON".
Pulse Signal Value AV 6 R NA NA NA NA NA 1 Indicates the last fault code in memory on the CXM/DXM/DXM2 board. Refer to CXM DXM DXM2 manual for fault code descriptions.
Unoccupied CL SP/
Fahrenheit
AV 7 R/W NA NA NA NA NA 73° F Network setpoint for the Fahrenheit cooling setpoint in unoccupied mode.
SLAVE HTD AV 25 R NA NA NA NA NA 5° F Slave Heating Differential Deadband. Active only when M/S Switch (BV:16) is"ON".
Slave HT SP/ Fahrenheit AV 9 R/W NA NA NA NA NA 105° F
Network Input for the actual Fahrenheit heating setpoint when used as a slave unit. This input is only used for slave units
when the M/S Switch (BV:16) is "ON".
Slave CL SP/ Fahrenheit AV 10 R/W NA NA NA NA NA 53° C
Network Input for the actual Fahrenheit cooling setpointwhen used as a slave unit. This input is only used for slave units
when the M/S Switch ( BV:16) is "ON".
HP Fault Counter AV 11 R NA NA NA NA NA 0 Indicates the number of High Pressure faults since startup or the last reset via Fault Count Reset (BV:22).
LP Fault Counter AV 12 R NA NA NA NA NA 0 Indicates the number of Low Pressure faults since startup or the last reset via Fault Count Reset (BV:22).
LT1 Fault Counter AV 13 R NA NA NA NA NA 0 Indicates the number of Liquid Temperature 1 faults since startup or the last reset via Fault Count Reset (BV:22).
LT2 Fault Counter AV 14 R NA NA NA NA NA 0 Indicates the number of Liquid Temperature 2 faults since startup or the last reset viaFault Count Reset (BV:22).
CO Fault Counter AV 15 R NA NA NA NA NA 0 Indicates the number of Condensate Overow faults since startup or the last reset via Fault Count Reset (BV:22).
Over/Under Voltage Fault
Counter
AV 16 R NA NA NA NA NA 0 Indicates the number of Over/Under Voltage faults since startup or the last reset via Fault Count Reset (BV:22).
UPS Fault Counter AV 17 R NA NA NA NA NA 0 Indicates the number of UPS faults since startup or the last reset via Fault Reset (BV:24).
Swapped LT1/LT2
Fault Counter
AV 18 R NA NA NA NA NA 0 Indicates the number of swapped LT1/LT2 daults since startup or the last reset via Fault Count Reset (BV:22).
C1 Cycle Counter AV 19 R NA NA NA NA NA 0
Indicates the number of times compressor 1 has cycled on/off more than 6 times in one hour since startup or the
last reset via Fault Count Reset (BV:22).
C2 Cycle Counter AV 20 R NA NA NA NA NA 0
Indicates the number of times compressor 2 has cycled on/off more than 6 times in one hour since startup or
the last reset via Fault Count Reset (BV:22).
Occupied HT Setpoint AV 5 R/W NA NA NA NA NA 105° F Network input for the Fahrenheit occupied heating setpoint .
Occupied HT Setpoint
Celsius
AV 29 R/W NA NA NA NA NA 40.5° C Network input for the Celsius Occupied heating setpoint.
Unoccupied HT Setpoint AV 21 R/W NA NA NA NA NA 85° F Network input for the Fahrenheit UnOccupied heating setpoint .
Unoccupied HT Setpoint
Celsius
AV 28 R/W NA NA NA NA NA 29.4° C Network input for the Celsius unoccupied heating setpoint .
HT PID AV 38 R NA NA NA NA NA 0 Heating PID based on the setpoint and actual space temperature in Percent (%).
CL PID AV 39 R NA NA NA NA NA 0 Cooling PID based on the setpoint and actual space temperature in Percent (%).
AUX CFG AV 26 R/W NA NA NA NA NA 1 Sets conguration parameters for the AUX output Relay (W). See AUX CFG SETTINGS section below.
Zone Temp Status AV 37 R NA NA NA NA NA NA Network Output for Space (Room Temp)Temerature. Celsius /Fahrenheit.
MasterWT /Celsius AV 27 R/W NA NA NA NA NA 40.5° C Celsius Network input for Multiple WSHP sharing the same Space Sensor This is only for Slave units where the M/S Switvh is ( BV:22) ON.
Unoccupied CL SP Celsius AV 30 R/W NA NA NA NA NA 22.7° C Network Input for the Celsius cooling setpoint in the unoccupied mode.
Slave CL Setpoint Celsius AV 33 R/W NA NA NA NA NA 11.6° C
Network input fo rthe actual Celsius cooling Setpoint when used as a slave unit. This input is only used for slave units
where the M/S Switch (BV:16) is "ON".
Generation 4 Water-to-Water Points Matrix
(Read Left to Right Across Spread)