ONICON D-100 BACnet User Manual
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D-100 Display Module BACnet Installation and Operation Guide 05/14 - 0635-6 / 18341 
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2.2 BAC OBJECTS
The table below contains information for each BACnet object. The D-100 operates in
one of two operating modes, unidirectional or bidirectional flow. Please note that for
unidirectional flow applications, Mode 2 objects are not used.
BACnet Object
Object Description
Units
Notes
Analog Input 1
Not Used
Analog Input 2
Volume or Mass Rate
GPM, GPH, MGD, L/S, 
L/M, L/Hr, 
M³/Hr, Lb/Hr, Kg/Hr, 
CFS, CFM, No Units
Analog Input 3
Generic Analog Input
PSI, BAR, KPA, GPM, 
L/S, M³/Hr, CFS, CFM, 
KBtu/Hr, KW, TONS, 
%RH, Deg F, Deg C, No 
Units
Analog Input 4
Generic Analog Input
PSI, BAR, KPA, GPM, 
L/S, M³/Hr, CFS, CFM, 
KBtu/Hr, KW, TONS, 
%RH, Deg F, Deg C, No 
Units
Analog Value 1
Not Used
Analog Value 2
Mode 1 Volume or Mass 
Total
Gallons, Liters, M³, Lbs 
Mass, Kg Mass, Ft³, No 
Units
Analog Value 3
Not Used
Analog Value 4
Mode 2 Volume or Mass 
Total
Gallons, Liters, M³, Lbs 
Mass, Kg Mass, Ft³, No 
Units
Analog Value 5
Auxiliary Input Total
None
BACnet will not report 
engineering units for 
this object
Analog Value 6
Operating Mode 
(Unidirectional or 
Bidirectional)
Not Applicable
1 = Unidirectional
3 = Bidirectional
Analog Value 12
Bidirectional Flow 
Indication
Not Applicable
1 = Mode 1 (forward 
direction)
2 = Mode 2 (reverse 
direction)
Binary Value 11
Not Used
Changing this property 
from the (0) inactive 
state to the (1) active 
state will reset the 
total to zero. (Must 
be priority 8 manual 
operator).
Binary Value 12
Zero Mode 1 Volume or 
Mass Total
Not Applicable
Binary Value 13
Not Used
Binary Value 14
Zero Mode 2 Volume or 
Mass Total
Not Applicable
Binary Value 15
Zero Auxiliary Input 
Total
Not Applicable
