•
INFO
These settings cannot be configured here and must be configured in the Parameters page.
4. Select the alarm, by pressing OK .
• The selected alarm is shown with a solid box.
• To remove the selection, press OK again.
5. To save the settings to the controller, select Write
.
• This only saves the selected alarm(s) and their settings to the controller. It does not save other I/O settings.
Clear all enabled alarm(s)
1. To clear all the selected alarms, select Clear
.
2. To save the new setting to the controller, select Write
.
• This only saves the selected alarm(s) and their settings to the controller. It does not save other I/O settings.
7.8 Analogue input (AI)
7.8.1
Introduction to analogue inputs
You can use an analogue input for the following:
• As an input for one or more controller analogue functions.
• As a supervised input for one or more controller digital functions.
• To detect sensor failure.
• As the basis for one or more alarms.
For each analogue input use, the table below shows which pages in the analogue input view you must configure.
PPM 300 Operator's manual 4189340910 UK