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CONTEMPORARY CONTROLS BAST-421C-B2 BACnet Communicating Thermostat User Manual
Type &
Instance
Readable/
Writable
Object name
Description
Range and Definition
Dl 3 Status
Dl 4 Status
Dl 5 Status
Dl 6 Status
Dl 7 Status
Status of Digital Input 3
Status of Digital Input 4
Status of Digital Input 5
Status of Digital Input 6
Status of Digital Input 7
0: Off, 1: On
0: Off, 1: On
0: Off, 1: On
0: Off, 1: On
0: Off, 1: On
BI 12
BI 13
BI 14
BI 15
BI 16
R
R
R
R
R
Fan Status
Fan Status
0: Off, 1: On
BI 17
BI 18
BI 19
R
R
R
Flow Switch Status
Trip Status
Differential Pressure (Air
Flow) Switch Status
0: Off, 1: On
0: Off, 1: On
Trip Alarm Status
Filter Dirty Alarm
Status
Smoke/ Fire
Alarm Status
Filter Status
0: Off, 1: On
0: Off, 1: On
BI 20
BI 21
R
R
Smoke/ Fire Alarm
Status
Status
Current Status
Valve Status
0: Off, 1: On
0: Off, 1: On
0: Off, 1: On
BI 22
BI 23
R
R
Valve Status
BI 24
BI 25
R
R
Alarm
Alarm Status
0: Off, 1: On
Frozen Alarm Status
Frozen Alarm Status
0: Normal Hour
1: After Hour
BI 26
BV 0
R
After Hour Status
After Hour Status
0: N.O. = Occupied
1: N.C. = Occupied
R/W
Occupancy Contact
Definition
Occupancy(DI1) Contact
Definition
0: Direct (0 To10v)
1: Reverse (10 To 0V)
Cooling Direct- Reverse
Acting
Modulating Cooling Direct/
Reverse Signal Output
BV 1
BV 2
R/W
Modulating Heating Direct/
Reverse Signal
0: Direct (0 To10v)
1: Reverse (10 To 0V)
Heating Direct- Reverse
Acting
RW
Cooling/ Heating
BV 3
BV 4
R/W
Reversing Valve Polarity
Reversing Valve Polarity
0: N.O./ N.C.
0: N.O.
1: N.C.
R/W
Window-Door Contact
Definition
Door or Windows(DI2)
Contact Definition
0: Off, 1: On
0: °C 1: °F
BV 5
BV 6
R/W
R/W
On-Off Control
On/Off Status of Thermostat
°C/ °F
Temperature Scale
UM-15093000-AA2
Page 28
| General | Details |
|---|---|
| Name | CONTEMPORARY CONTROLS BAST-421C-B2 BACnet Communicating Thermostat User Manual |
| Make | CONTEMPORARY CONTROLS |
| Language | English |
| Filetype | PDF (Download) |
| File size | 0.65 MB |
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