Azbil SLPC1F, User Manual

Page: 33 / 86

4-1
Chapter 4. Monitoring
4 - 1 Monitoring Function
„
Overview
The status of the controller can be checked using the monitoring function.
To display the monitor screen, click
[Monitor]
on the main menu screen.
The monitor screen consists of the following two screens.
• Numeric Monitor
This screen is for operations like changing settings or switching modes.
•
Numeric display of the various operating parameters, with ability to change
parameters
•
Indicators for the various operation modes (display and operation)
•
Alarm display (summary and details)
• Trend Monitor
This screen is for monitoring the operating status of the controller in the form of
a trend graph.
•
Display of trends for a maximum of 16 data items
•
Display of digital data trends for a maximum of 5 data items
•
Export of sampled data as a CSV file
•
Saving of trend screens
•
Data type
PV, SP, MV, user-defined data (all analog data that can be communicated)
•
Sampling cycle
0.25 to 3600 s, changeable
•
Max. sampling number
60,000 cycles (fixed regardless of the number of sampled data items)
Note
•
CSV (comma-separated values) is a data format that can be handled by
third-party spreadsheet software such as Microsoft Excel. With this format,
sampled trend data can be interpreted by spreadsheet software.
These screens can be used for the following operations:
• Monitoring of operating status and changing of parameters on the Numeric
Monitor screen
• Switching of the operating mode on the Numeric Monitor screen
• Tuning of control constants on the Numeric Monitor screen
• Monitoring of trends and sampling of data while the controller is running
• Monitoring of alarm status on the Numeric Monitor screen