Technical Specifications

147
Signature Notes
Diagnostic Services
Input/Output
Parameters
Signature input and output parameter properties including engi-
neering unit, range limits, maximum and minimum measured
value.
Time Stamp Signature measured time. The time is based on the published
Fieldbus Foundation time.
File Path Full path name if the data is loaded from a file.
Notes Signature notes written down by user to record memos such as
valve or positioner conditions. The note can also be modified by
selecting the Edit Notes button.
Result Analysis According to the result of standard actuator signature, system
performs data analysis automatically. The analysis items
include Spring Range and Friction. This feature apply to stan-
dard actuator signature only.
Displaying a Signature Summary
There are two ways to show Signature Summary
1. Right-click the mouse on a graph field.
2. Select the Curve and then Measurement Summary.
or
1. Click Show Legend on the graph field.
2. Double-click the item listed in the legend box.
Signature Notes
Use Signature Notes (Figure 126) for writing down the condition of the control valve or
the positioner when performing the signature tests. Signature Notes can be entered
either before signature starts or after it is performed. There are three ways to record
signature notes.
❑ Write down notes before signature starts.
❑ In the Signature Page, use the Signature Notes edit field. See “Signature
Selection Frame” on page 139.
❑ At the Signature Graph window:
1. Right-click the mouse on the graph area.
2. Select a curve that requires signature notes.
3. Select Signature Notes. A Signature Notes dialog box opens.