α
2 Simple Application Controllers
Table 14.4: Function Block Lists
Function Block
Name
Control
Display
Connect
System
Outputs
*1 Number of bytes used = 19 + 1 × (Characters in equation)
*2 Number of bytes used = 8 + 4 × (Number of time switches)
*3 Number of bytes used is decided by the displayed item.
Table 14.5: Displayed Item and number of bytes used
Characters
Analog, FB value
Time, Date
Time Switch
*4 Number of bytes used = 30 + 1 × (Characters in equation)
*5 Number of bytes used = 12 + 1 × (Characters in E-Mail address)
*6 Number of bytes used = 32 + 3 × (Number of screen)
Memory
Consumption
Symbol
(Byte)
CDP
*6
_B
10
Out
10
Displayed Item
Value
Graph
Key, System Bit and Function Block Lists 14
Description
Control which Display screen appears on the LCD.
This function block can only be set in the AL-PCS/WIN-
E software.
When control bit N04 is ON, it possible to control the
displayed User Screen.
This CONNECT function block is an internal FB used
to show the memory used by the system bits, the bits
for AS-interface, and the operation keys. No function
block appears on screen or shows as being used in the
"Memory Configuration Usage" dialog box, the
purpose is only to calculate the memory that is used by
the bits listed above.
Control external device through relays and transistors.
Number of bytes,
×
16 + 1
(Each character displayed)
α
2 Series
17
23
14
17
ENG-90