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13.8 Numeric Input Extend
A Numeric Input displays the current value of a PLC register data. If the
Trigger address
bit is active, when the
area of the shape is touched, a flashing cursor indicating input via keypad is activated. Use an already displayed
keypad made of function keys to enter numeric data to the PLC register designated by the
Read address
.
Procedure to place a Numeric Input Extend
1. Click Numeric Input Extend icon or select
Numeric
Input Extend
from the
Parts
menu.
2. Fill in General Tab Items:
Description
: A reference name (not displayed) that
you assign to the Numeric Input Extend.
Read Address
: Word in the PLC that is displayed and
modified.
Device type
is the word prefix.
Device address
is the word number.
Data format:
Defines data from the controller as
binary (
BIN
) or binary coded decimal (
BCD
).
See Word Lamp 13.2 for format description.
No. of words:
For PLC types that handle data in words:
Select 1 Word (16 Bits) or 2 consecutive Words (32 Bits) for this part.
For PLC types that handle data in bytes:
Select 1 Word (8 Bits), 2 Words (16 Bits) or 4 Words (32 Bits) for this part.
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.
Trigger Address
: Bit in the PLC that controls the ability to enter data into the Read Address. If bit is OFF, data entry is
disabled.
Note:
The trigger address does not pop up the keypad. It simply enables data to be entered.
Device type
is the word prefix.
Device address
is the word number.
Tag
is used to select the Trigger address from a list of predefined Tags.
Aux.
directs the Trigger address to be retrieved from the Auxiliary Port.
Trigger Address Design Tips:
1. LB 9000 to LB 9009 are internal bits that are set to 1 at power up. These bits can be used for Trigger
addresses so that the Numeric Input parts are always active.
Display current
reading value
Enter data when
keypad appears.
Touch the shape area to
activate the data entry
operation
Summary of Contents for MMI-1500
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