Microprocessor Controller for DOAS
42
®
Analog Values - Read/Write - Commandable
Temperature_Setpoint
Main Temperature Set
point. Supply, Space, or
Return target temperature
1
AV
ReadCOV_
Commandable
0
40001
Holding
2
Temperature_Heat_
Cool_Deadband
Heat/Cool Spt Deadband
when Room or Return
control is active. Clg Spt =
Deadband /2 + Temp Spt.
Htg Spt = Deadband /2 -
Temp Spt.
2
AV
ReadCOV_
Commandable
0
40003
Holding
2
Cooling_Coil_Setpoint_
Min
Cooling Coil Leaving Air
Setpoint
3
AV
ReadCOV_
Commandable
0
40005
Holding
2
Dehumidification_
Setpoint
Dehumidification Setpoint.
%RH for Space or Return
control.
5
AV
ReadCOV_
Commandable
0
40009
Holding
2
Outside_Dewpoint_
Setpoint
Outside Dewpoint
Dehumidification Trigger
Setpoint
6
AV
ReadCOV_
Commandable
0
40011
Holding
2
Indoor_Dewpoint_
Setpoint
Indoor Dewpoint
Dehumidification Trigger
Setpoint
7
AV
ReadCOV_
Commandable
0
40013
Holding
2
Unocc_Indoor_
Dewpoint_Setpoint
Unoccupied Indoor
Dewpoint Dehumidification
Trigger Setpoint
9
AV
ReadCOV_
Commandable
0
40017
Holding
2
Unoccupied_Cooling_
Setpoint
Unoccupied Cooling
Setpoint
10
AV
ReadCOV_
Commandable
0
40019
Holding
2
Unoccupied_
Dehumidification_
Setpoint
Unoccupied
Dehumidification %RH
Setpoint
11
AV
ReadCOV_
Commandable
0
40021
Holding
2
Unoccupied_Heating_
Setpoint
Unoccupied Heating
Setpoint
12
AV
ReadCOV_
Commandable
0
40023
Holding
2
Economizer_Temp_
Enable_Setpoint
Economizer Ambient Temp
Enable Setpoint. Allow Econ
when OAT<Spt
16
AV
ReadCOV_
Commandable
0
40031
Holding
2
Economizer_Enthalpy_
Enable_Setpoint
Economizer Enthalpy
Enable Setpoint. Allow Econ
when OA Enthalpy<Spt
17
AV
ReadCOV_
Commandable
0
40033
Holding
2
Outside_RH_from_
BMS
Outside RH from BMS. Used
when source selection is
set to BMS.
21
AV
ReadCOV_
Commandable
0.1
40041
Holding
2
Outside_Temp_from_
BMS
Outside Temp from BMS.
Used when source selection
is set to BMS.
22
AV
ReadCOV_
Commandable
0.1
40043
Holding
2
Space_1_CO2_from_
BMS
Space 1 CO2 from BMS.
Used when source selection
is set to BMS.
25
AV
ReadCOV_
Commandable
0.1
40049
Holding
2
Space_RH_from_BMS
Space RH from BMS. Used
when source selection is
set to BMS.
28
AV
ReadCOV_
Commandable
0.1
40055
Holding
2
Space_Static_from_
BMS
Space Static from BMS.
Used when source selection
is set to BMS.
29
AV
ReadCOV_
Commandable
0.1
40057
Holding
2
Space_Temp_from_
BMS
Space Temp from BMS.
Used when source selection
is set to BMS.
30
AV
ReadCOV_
Commandable
0.1
40059
Holding
2
Cooling_Lockout_
Setpoint
Cooling Ambient Lockout
Setpoint
31
AV
ReadCOV_
Commandable
0.1
40061
Holding
2
Heating_Lockout_
Setpoint
Heating Ambient Lockout
Setpoint
32
AV
ReadCOV_
Commandable
0.1
40063
Holding
2
Space_Static_
Pressure_Setpoint
Space Static Pressure
Setpoint
37
AV
ReadCOV_
Commandable
0.1
40073
Holding
2
Appendix: Points List
VARIABLE DESCRIPTION
ACTIVE
TEXT
INACTIVE
TEXT
BACNET MODBUS
OBJECT
INSTANCE
OBJECT
TYPE
ACCESS HYST
INDEX
REGISTER
TYPE
SIZE