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Applicable Model(s)
HMI Series
Title
Event (Alarm) WATCH Feature
Date
02/26/2025
Rev
00
P/N
0907-5153
Summary
This document provides a comprehensive guide on utilizing the Event (Alarm) WATCH feature in your EasyBuilder Pro project. The Event WATCH feature allows users to actively monitor critical system conditions when predefined thresholds or events occur. This functionality enhances system reliability by ensuring timely notifications and actions in response to potential issues. By following this guide, users can effectively incorporate advanced event monitoring into their HMI projects.
Solution
1.
The location of the syntax button can be located inside the Event (Alarm) Log’s message tab. Here is a screenshot of the WATCH function syntax help menu:

2.
Users can set how the value is displayed in the designated watch address when an event occurs. Up to 8 watch addresses can be used simultaneously:

3.
Once the amount of multi-watch addresses is selected click on “Settings…” to designate the register-addresses to the multi-watch point.

4.
Here is a screenshot of the WATCH functions syntax as a reference:

Syntax
1.
Use the syntax below to embed device data in the content of an event log.
a.
Display a signed decimal integer
i.
%(WATCH#)d.*
b.
Display a floating point
i.
%(WATCH#)f.*
c.
Display a string
i.
%(WATCH#)s
d.
Display an unsigned hexadecimal integer, using “ABCDEF”
i.
%(WATCH#)X
e.
Display an unsigned hexadecimal integer, using “abcdef”
i.
%(WATCH#)x
Where:
#: watch no., range: 1 ~ 8 *: is the number of digits after the decimal point (If * is 0, “.*” can be ignored)
Examples
1.
Pressure = %(WATCH1)d.1

2.
Temperature is %(WATCH1)f.2, Temperature2 is %(WATCH2)f.2

3.
Alarm: IP = %(WATCH1)X : %(WATCH2)X : %(WATCH3)X : %(WATCH4)X

4.
Counter is %(WATCH3)d

5.
Message = %(WATCH1)s, Index = %(WATCH3)d
