Bit Lamp - KEP MMI-1500 Installation & Operation Manual

13.1 Bit Lamp

A Bit Lamp displays the ON or OFF status of a designated bit address. If the bit status is OFF, the state 0 shape is
displayed. If the bit status is ON, the state 1 shape is displayed, and so on. The corresponding label is also
displayed if Use Label or Use Label Library are enabled. Bit Lamps cannot be used to change the state of a bit.
Use the Set Bit or Toggle Switch parts to change Bit State.
Procedure to place a Bit Lamp
Note: Refer to Software Reference Guide, Part Placement for further details about completing each tab item.
Step 1.
Click tool or select Parts|Bit Lamp from the
menu.
Step 2
. Fill in General Tab Items:
Description: A reference name (not displayed) that
you assign to the Bit Lamp.
Read Address: Bit that controls the Bit Lamp state,
shape and label. See section on Part Placement for
more details about entering a Read address.
Device type is the bit type prefix.
Device address is the bit number.
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.
Attribute: This area is used to set the display
properties.
Function. There are two Function types for Bit
Lamps: Normal and Blinking. If a blinking function is
selected, the Break time needs to be set.
Function Summary:
Attribute
Normal
ON Blinks State 0
ON Blinks State 1
Break time is used to set the blink duty cycle. The Integer entered in the Break time field represents half of the 50-50
duty cycle in 1/10ths of a second. Range is 0 to 2147483647.
Read bit
status = OFF
Description
Bit Lamp is displayed as the State (0 or 1) of its
Shape/Bitmap and /or Label.
The State 0 Shape/Bitmap and /or Label blinks
when the Read address is ON.
The Shape/Bitmap and /or Label changes to State 1
and blinks when the Read address is ON.
Read bit
status = ON
Display at State 0
State 0 Shape and
Label
State 0 Shape and
Label
State 0 Shape and
Label
120
Display at State 1
State 1 Shape and
Label
State 0 Shape and
Label blinking
State 1 Shape and
Label blinking