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13.28 Data Transfer
This part is used to transfer data from one location in the Controller or HMI to another in the controller or MMI. Data
may be single or multiple bit or word data. Data Transfer functions are always active no matter what screen is being
displayed.
Procedure to create a Data Transfer function.
1. Click Data Transfer Tool or select
Data
Transfer
from the
Parts
menu to pop up the
Data Transfer summary screen.
2. Click on the
Add ….
button to create a new
Data Transfer function or click on the
Setting
….
icon to modify an existing Data Transfer
function. If you click on the
Delete
button, the
current highlighted function is deleted.
3. Assign options in the Data Transfer
Object dialog box.
Description:
A reference name (not
displayed) that you assign to the Data
Transfer.
Source address:
The starting address of
the bit or word to transfer.
Device type
is the word prefix.
Device address
is the word number.
No. of Words
is the number of
consecutive words to transfer.
(Applies to Word Transfers only)
Tag
is used to select the Read
address from a list of predefined
Tags.
Aux.
directs the Read address to be
retrieved from the Auxiliary Port.
Destination Address:
The starting
address of the bit or word that receives
the data.
Device type
is the word prefix.
Device address
is the word number.
Tag
is used to select the Destination address from a list of predefined Tags.
Attribute:
Set
Address mode
to transfer
Bit
or
Word
data.
Number of Bits
is the number of consecutive bits to transfer. (Applies to Bit Transfers only)
The
Interval
selection is the frequency rate (0.0 to 25.5 seconds) at which the block transfer is repeated. An Interval of 0.0
transfers the data once at power up.
Note:
Be sure to allow for communications time lags. Specifying a time that is shorter than
the time it takes to actually transfer the data locks up the unit.
4. Click
OK
when done entering values.
5. Click
Close
in the Data Transfer Object dialog when all desired Data Transfer functions have been programmed.
Summary of Contents for MMI-1500
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