Thermo 42i, Instruction Manual

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C-Link Protocol Commands
I/O Configuration
B-42 Model 42
i
Low Source Instruction Manual Thermo Electron Corporation
dtoa channel
This reports the outputs of the 6 or 12 digital to analog converters,
according to Table B-12. The example below shows that the DAC 1 is
97.7% full-scale.
Send: dtoa 1
Receive: dtoa 1 97.7%
Note
All channel ranges are user definable. If any customization has been
made to the analog output configuration, the default selections may not
apply.
list var aout
list var dout
list var din
These commands report the list of index numbers, and the variables
(associated with that index number) available for selection in the current
mode (determined by single/dual/auto, gas mode no/no
x
or no/no
x
) for
analog output, digital output and digital inputs. The index number is used
to insert the variable in a field location in a list using “set sp
field index ”. The
example below reports the list of analog output, index numbers, and
variables.
Table B-12. Default Output Assignment
D to A Function Single Range Dual Range Auto Range
1 Voltage Output NO High NO High/Low NO
2 Voltage Output NO
2
High NO
2
High/Low NO
2
3 Voltage Output NO
x
High NO
x
High/Low NO
x
4 Voltage Output Not Assigned Low NO Range Status
5 Voltage Output Not Assigned Low NO
2
Not Assigned
6 Voltage Output Not Assigned Low NO
x
Not Assigned
7 Current Output NO High NO High/Low NO
8 Current Output NO
2
High NO
2
High/Low NO
2
9 Current Output NO
x
High NO
x
High/Low NO
x
10 Current Output Not Assigned Low NO Range Status
11 Current Output Not Assigned Low NO
2
Not Assigned
12 Current Output Not Assigned Low NO
x
Not Assigned