Word Lamp - KEP MMI-1500 Installation & Operation Manual

13.2 Word Lamp

A Word Lamp changes state according to the value in the designated word address. If the value equals 0, the first
shape is displayed. If the value equals 1, the second shape is displayed, and so on. The corresponding label for the
state is also displayed if "Use Label" check box is enabled.
Example
Procedure to place a Word Lamp
Note: Refer to Section 2: Software Reference Guide, Part Placement for details about completing each tab item.
1. Click Word Lamp icon or select Word Lamp from the
Parts menu.
2. Fill in General Tab Items:
Description: A reference name (not displayed) that
you assign to the Word Lamp.
Read Address: PLC Word that controls the Word
Lamp state, shape and label.
Device type is the word prefix.
Device address is the word number.
No. of words is fixed at 1 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.
Data format: Defines data from the controller as binary (BIN) or binary coded decimal (BCD)
Data format types
BIN (binary format) Decimal numbers are encoded by bit weight
Bit number
Weight
BCD (binary coded decimal format) Decimal numbers are encoded by bit weight per 4-bit nibble
For example: The Read address raw data is 0000 0100 0010 0101.
The BIN format treats the data as 1061
The BCD format treats the data as 425
No. of states: The value of the PLC register data minus 1. (Range: 1 to 32)
For example: A 3-position switch would have the No. of States set to 3.
Register
value = 0
15
2 15 2 14 2 13 2 12 2 11 2 10 2 9 2 8 2 7 2 6 2 5 2 4 2 3 2 2 2 1 2 0
15 12 11
3 2
10 10
Register
value = 1
8 7 4 3
1 0
10 10
122
Register
value = 2
0
0