Chapter 3: Configuring the 2085-IT8-SC/IT-16-SC Using CCW
3-19
User’s Manual Pub. 0300322-01 Rev. A
Status &
Reading
Indication
Word
Index
High Byte
Low Byte
Bits
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
0
CJ Sensor 1
Data
AI_26
Signed INT
SW Rev.
AI_27
Signed INT
Not Used
AI_28
Channel Data for 2085-IT8-SC/2085-IT16-SC
Length Name
Description
1 word
Ch<n>
Data
Channel Input Data <Channel>
The Data Type for the Channel Input Data is a signed 16-bit integer. The
integer ranges from -32768 to +32767.
See additional indication conditions in the Under/Over Range Alarm feature
and in Open Circuit Detection.
3.5.9
Input Table Bit Definition
Channel Status
Name
Description
8,0
FT<n>
Channel Fault <Channel>
Channel Fault bit. If a bit is set (1) then there is an error associated with that
input channel.
9,1
ADC<n>
ADC Communication Failure or PGA Connection Failure
When set to 1, indicates there is a channel ADC communication failure or PGA
connection error. This is a hardware fault.
10,2
PAL<n>
Process Alarm Low
When set to 1, indicates the channel input value is less than, or equal to, the
user-defined Process Alarm Low Value in the configuration table.
11,3
PAH<n>
Process Alarm High
When set to 1, indicates the channel input value is greater than, or equal to, the
user-defined Process Alarm High Value in the configuration table.
12,4
UR<n>
Under Range
When set to 1, indicates the channel input reading is less than, or equal to, the
minimum point of the selected Input Type range or the Data Type low limit,
-32768.
13,5
OR<n>
Over Range
When set to 1, indicates the channel input reading is greater than, or equal to,
the maximum point of the selected Input Type range or the Data Type high
limit, +32767.
14,6
OC<n>
Open Circuit
When set to 1, indicates the channel connection on the terminal block is open.
