Basic Structure Of I/O Storages - Delta AS Series Operation Manual

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Constant*
*1: Constants are indicated by K in the device lists in Chapter 5 and Chapter 6 in the AS Series Programming
Manual. An example when "K50" appears in the AS Series Programming Manual, enter only the number 50 in
ISPSoft / DIADesigner.
*2: Floating-point numbers are indicated by F/DF in the device lists in Chapter 5 and Chapter 6 in the AS
Series Programming Manual, but they are represented by decimal points in ISPSoft. For example, for the
floating-point number F500, enter 500.0 in ISPSoft / DIADesigner.
*3: Strings are indicated by "$" in Chapter 5 and Chapter 6 in the AS Series Programming Manual, but they
are represented by quotes (" ") in ISPSof / DIADesigner t. For example, for the string 1234, enter "1234"in
ISPSoft / DIADesigner.
*4: This is used for editing in ISPSoft only.

5.1.2 Basic Structure of I/O Storages

Device
X
Y
M
SM
S
T
C
HC
D
SR
FR
Type Device name
Hexadecimal system
2
Single-precision floating-
point number
String* 3
String
Function
Input relay
Output relay
Auxiliary relay
Special auxiliary
relay
Relay
Timer
Counter
32-bit counter
Data register
Special data register
File register
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Number of devices
16 bits: 16#0–16#FFFF
16#
32 bits: 16#0–16#FFFFFFFF
F 32 bits: ±1.17549435
"$" 1–31 characters
Access by Access by
bits words
OK OK
OK OK
OK -
OK -
OK -
OK OK
OK OK
OK OK
OK OK
- OK
1
- OK*
Range
-38
to ±3.40282347
Modify by
ISPSoft / Force the bit ON/OFF
DIADesigner
OK OK
OK OK
OK
OK
OK
OK
OK
OK
OK OK
OK
-
+ 38
-
-
-
-
-
-
-
-