Honeywell 301C Manual De Usuario
Honeywell 301C User Manual
IAQPoint2 continued
80
Data Type
Required
1
Storage
Type
2
BACnet
Writeable?
Value
object_identifier
R
N
N
Modbus address * 256 + 4. For example an
IAQPoint2 at Modbus address 005 will
appear as 1284 or 0x0504.
IAQPoint2 at Modbus address 005 will
appear as 1284 or 0x0504.
object_type
enumerated
R
C
N
analog_value (2)
event_state
enumerated
R
C
N
normal (0)
object_name
character string
R
N
N
IAQPoint CO2 AdXXX .Bmin" where XXX is
the Modbus address.
the Modbus address.
out_of_service
boolean
R
C
N
FALSE
present_value
real
R
N
Y
Gas threshold. This is copied from the
sensor via the 301C. BACnet permits
writing. But this has no effect and the
value reverts in a few seconds.
sensor via the 301C. BACnet permits
writing. But this has no effect and the
value reverts in a few seconds.
reliability
enumerated
O
C
N
no_fault_detected (0)
status_flags
in_alarm
boolean
R
C
N
always false (0)
fault
boolean
R
C
N
always false (0)
overridden
boolean
R
C
N
always false (0)
out_of_service boolean
R
C
N
always false (0)
units
enumerated
R
C
N
if CO2 fitted, ppm (96)
if VOC fitted, % (98)
if VOC fitted, % (98)
object_identifier
R
N
N
Modbus address * 256 + 5. For example an
IAQPoint2 at Modbus address 005 will
appear as 1285 or 0x0505.
IAQPoint2 at Modbus address 005 will
appear as 1285 or 0x0505.
object_type
enumerated
R
C
N
analog_value (2)
event_state
enumerated
R
C
N
normal (0)
object_name
character string
R
N
N
IAQPoint CO2 AdXXX .Bmax" where XXX is
the Modbus address.
the Modbus address.
out_of_service
boolean
R
C
N
FALSE
present_value
real
R
N
Y
Gas threshold. This is copied from the
sensor via the 301C. BACnet permits
writing. But this has no effect and the
value reverts in a few seconds.
sensor via the 301C. BACnet permits
writing. But this has no effect and the
value reverts in a few seconds.
reliability
enumerated
O
C
N
no_fault_detected (0)
status_flags
in_alarm
boolean
R
C
N
always false (0)
fault
boolean
R
C
N
always false (0)
overridden
boolean
R
C
N
always false (0)
out_of_service boolean
R
C
N
always false (0)
units
enumerated
R
C
N
if CO2 fitted, ppm (96)
if VOC fitted, % (98)
if VOC fitted, % (98)
Notes
1 -- 'R' indicates that this property is required by ASHRAE Standard 135
'O' indicates that the property is optional in ASHRAE Standard 135
2 -- 'C' indicates the property is hard-coded as a constant
'N' indicates the property is stored in non-volatile memory
'R' indicate the property is computed constantly and stored in RAM.
'R' indicate the property is computed constantly and stored in RAM.
Group
Property
An
al
og
V
al
ue
s
Bm
in
Bm
ax