Envent Engineering Ltd – 131S & 132S Software Manual – Revision 1
Page 18
Analog Outputs
Analog outputs are used when a device must be monitored, or controlled, over a
pair of conductors. Two 4-20 mA, loop-powered, analog output connections are
available on the gas chromatograph controller.
Output Mode
Disabled = Output not used
Control = Output used to control a device
Signal = Output used for signal (ex: to DCS)
IO Name
The name of the signal (Ex: “Oven Temp”)
Zero
Value to be output at 4 mA
Span
Value to be output at 20 mA
Factory Zero
Factory set, do not adjust
Factory Span
Factory set, do not adjust
Variable
The variable to be output (selected by the blue “variable”
list to the right
Below is a screenshot showing an example of how a variable has been added to
Analog Output #1. The variable must be found in the listing on the right first, and
then can be dragged into the position.
Summary of Contents for 131S
Page 2: ......
