Delta Electronics DOP-A Series User Manual

Chapter 3  Element Function|ScrEdit Software User Manual

 

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Revision Apr. 30th, 2007, 2007PDD23000002

Property Description of Historical Event Table Element  

Add/Remove State 

It is used to set the state numbers of historical event table element. If the data 
length of the value is in Word, 1~256 states can be set. If the data length of the 
value is in LSB, 16 states can be set. If the data length of the value is in Bit, only 2 
states can be set.  

 

Logging Buffer Use this option to set the number (No.1 ~ No.X) of history buffer for 

reading the data of PLC corresponding address. The user can 
press the History Buffer Setup button or click ”Option” > “History 
Setup” (Choosing History Setup command from menu bar) to set 
the PLC corresponding address. 

Data No. 

It is used to set the reading Word data when triggering every time. 
For example, if the Data Length option in the History Setup dialog 
box is set to 3words, there are 0 ~ 2 data numbers can be selected 
in this option.  

Time Format  Provide HH:MM:SS, HH:MM two kinds of formats. 

Date Format  Provide MM/DD/YY, DD/MM/YY and DD.MM.YY three kinds of 

formats. 

Detail 

Color 

When time or date format is selected, the user can use this option 
to designate the display color.  

This example is named as history.dop and it is saved in the Example folder under Screen Editor 

software installation directory. 

In this example, we use Screen Cycle Macro to add up the value of $0, $1 and $2. 

Then, set two groups of history data buffers. The read address is $0 and the data format is set to 3 

(Signed Decimal) for one group and the read address is $2 and the data format is set to 1 (BCD) for the 

other group. 

The display on HMI screen will be shown as the Fig. 3.12.2.