Siemens BACnet Owner's Manual page 17

Fume hood controller vertical sash with damper or venturi air valve and 2-position constant volume with damper
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Descriptor
Address
DO 7
AUTOZERO DO8
DO 8
AI 3
AI 3
AI 4
AI 4
AI 5
AI 5
VERT SASH1
VERT SASH2
FACE AREA
CAL SASH POS
CAL SASH LOC
DI 4
CAL SASH NUM
DMPR COMD
INVERT DO2
AVS FAILMODE
EXH P GAIN
EXH I GAIN
EXH D GAIN
FIXED AREA
VERT WIDTH1
Siemens Industry, Inc.
Building Technologies
Application
1
47
6700
48
6740, 6741, 6742
48
6700
49
6741, 6742
49
6700, 6740
50
6741, 6742
50
6700,, 6740
51
6741, 6742
51
6700, 6740
52
6741, 6742
53
6741, 6742
54
6741, 6742
55
6741, 6742
56
6741, 6742
56
6740
57
6741, 6742
58
6740, 6741, 6742
59
6740, 6741
60
6740, 6741, 6742
61
6740, 6741, 6742
62
6740, 6741, 6742
63
6740, 6741, 6742
64
6741, 6742
65
6741, 6742
Owner's Manual
Chapter 3 – Point Database
Description
Spare digital output controls a 24 Vdc load with an ON or
OFF status.
Drives the Offboard Air Module(s) in order to calibrate the
flow sensor(s). Do not use or manually set this point.
Spare digital output controls a 24 Vdc load with an ON or
OFF status.
Optional input for External Face Area or Airflow sensor.
Optional input for Airflow sensor or spare analog input (0 –
10V or 4-20 mA).
Sash sensor 2 input or spare analog input (0 - 10V or 4-20
mA).
Startup DI 4 (Point 56) or spare analog input (0 – 10V or 4-20
mA).
Sash sensor 1 input.
Spare analog input, 10K Ω.
Current position, in inches (cm), of the vertical sash wired as
sash 1 at the controller board. If not physically wired to the
controller, this point may display as 'failed'.
Current position, in inches (cm), of the vertical sash wired as
sash 2 at the controller board. If not physically wired to the
controller, this point may appear as 'failed'.
The open area, in square feet (SQM), of the fume hood face,
which includes the fixed area and accounts for the bypass
area.
User defined value used during calibration of the sash sensor
to describe the current position of the sash, in inches (cm).
User defined value (MIN or MAX) used during the calibration
sequence to indicate if the minimum or maximum sash
position is being calibrated.
DI determines if DI 4 is used to change the STARTUP
MODE.
The number of the sash being calibrated. Valid values: 1 to
5.
The commanded position of the damper.
Setting to NCLOSE allows the controller to operate industry
standard floating control actuators. Setting this point may
stop the failsafe operation from functioning.
Indicates the desired position of the damper if the airflow
sensor(s) fail.
Valid values: CLOSED or OPEN.
The proportional gain value for the fume hood flow control
loop.
The integral gain value for the fume hood flow control loop.
The derivative gain value for the fume hood flow control loop.
Open area of the fume hood, in square feet (SQM), that
remains the same regardless of sash position.
Defines the overall width of the vertical sash wired to sash 1
17
125-5093
2015-10-14

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