Revision 14
111
August 02, 2019
5.11.1 Discrete Input Name
The
Discrete Input (x) Name
can be an alphanumeric name with a maximum of six characters
which will be displayed on the
Status
Tab. In addition, whenever a discrete input is triggered
and the alarm checkbox is checked, its alphanumeric identifier will be displayed on the Alarm
screen on the analyzer’s LCD screen.
5.11.2 Enable & Alarm Check Boxes
If the
Enable
checkbox is enabled, the discrete input is enabled and monitored. If not, the
discrete input is disabled and will not respond to any inputs. If the
Alarm
checkbox is
checked, the condition of each discrete input will be logged in the
Event Log
5.11.3 Polarity
If the
Active On
radio button is selected, the input will be considered triggered if the contact is
closed. If the
Active O
ff is selected, the input will be considered triggered if the contact is
opened.
5.11.4 Run Selector
The
Run Selector
box contains 24 check boxes that allow the user to select what type of gas
run should be associated with each discrete input, if any.
5.11.5 Action
The
Action
box contains six Relay and eight solenoid check boxes that allow the user to
select what type of action should be associated with each discrete input, if any.
Summary of Contents for ProTech903
Page 2: ......
Page 96: ...Revision 14 96 August 02 2019 Figure 5 19 Event Log...
Page 122: ...Revision 14 122 August 02 2019 Figure 5 38 Typical Modicon with Floating Point List...
Page 124: ...Revision 14 124 August 02 2019 Figure 5 40 Expanded Modbus Nodes...
Page 175: ...Revision 14 175 August 02 2019 Figure 9 17 Non Isolated 4 20 mA Inputs...
Page 190: ...Revision 14 190 August 02 2019...
