NT INTEGRATED FLOW CONTROLLER WITH DEVICENET COMMUNICATION
52
User Guide | Entegris, Inc.
Attributes 31.2 – Instance Attributes – S-Analog Sensor Object 2
(continued)
ATT.
ID
REQUIRED
SUPPORTED
ACCESS
RULE
NV
NAME
DATA
TYPE
ATTRIBUTE
DESCRIPTION
VALUES
18
Optional
Yes
Set
NV
Alarm trip
point low
Same as
value
Determines
the value below
which an alarm
condition will
occur
[default] =
Minimum
value for its
data type
21
Optional
Yes
Set
NV
Warning
trip point
high
Same as
value
Determines
the value above
which a warning
condition will
occur
[default] =
Maximum
value for its
data type
22
Optional
Yes
Set
NV
Warning
trip point
low
Same as
value
Determines
the value below
which a warning
condition will
occur
[default] =
Maximum
value for its
data type
25
Optional
Yes
Set
NV
Safe state
USINT
Specifies the
behavior for
the value for
states other
than Execute
0 = Zero
[default]
1 = Full scale
2 = Hold last
value
3 = Use safe
value
4 = Continue
sensing
5 – 50 =
Reserved
51 – 99 =
Device
specific
100–255
= Vendor
specific
26
Optional
Yes
Set
NV
Safe value
Same as
value
The value to
be used for
Safe state =
Safe value
[[default] = 0
100
Vendor
Specific
Yes
Set
NV
Damping
coefficient
USINT
Low-pass filter
coefficient
τ
=
62.5ms* 2
n
0 = Disabled
1 – 6 = n
[default] =
2 (
τ
≈
0.25
sec)
7 – 255 =
Reserved
* Counts are interpreted as a “Percent of full scale” where a Count value of 24576 (6000 hexadecimal)
corresponds to 100%. This allows a maximum reading of 133.33%.