Device Tag Component Or Variable - Mitsubishi Electric MELSEC iQ-R Series User Manual

Device tag component or variable

The following tables show the data type specifications for a device tag component or variable according to the classification.
Data type
Integer
Data type
Bit
Word [unsigned]/Bit string [16-bit]
Double word [unsigned]/Bit string [32-bit]
Word [signed]
Double word [signed]
16bit BCD
32bit BCD
Real number
Data type
Single-precision real number
Double-precision real number
Character string
Data type
Character string [Unicode]
Character string [ASCII/SJIS]
*1 The character other than BMP (U+10000 to U+10FFFF) cannot be used and it has no BOM.
*2 UTF-16LE has no BOM.
*3 Combining characters cannot be used.
System variable list
Variable name
S_SERVER_STATUS01 to
S_SERVER_STATUS16
(Connection status of an access
target server)
S_DEVICE_STATUS01 to
*1
S_DEVICE_STATUS64
(Connection status of an access
target device)
S_MATRIXLED_DISP
(Dot matrix LED display)
S_MATRIXLED_MODE
(Dot matrix LED display mode)
*1 'S_DEVICE_STATUS17' to 'S_DEVICE_STATUS64' can be used for an RD81MES96N only.
*2 When specifying a character other than a usable one, it is converted into a period (U+002E) and displayed.
Character string length
1 to 255 characters
1 to 255 characters
Data type Write
Word [unsigned]/Bit Not
string [16-bit] writable
Word [unsigned]/Bit Not
string [16-bit] writable
Character string Writable
[Unicode] 32 characters
Word [unsigned]/Bit Writable
string [16-bit]
Variable
2 bytes
2 bytes
4 bytes
2 bytes
4 bytes


Variable
4 bytes
8 bytes
Character code
*1*2*3
UTF-16LE
Windows Codepage 932
Description
Displays a connection status to each
access target server.
Displays a connection status to each
access target device.
Displays the user specification
character string of the dot matrix LED.
Substitute characters to display in the
action. For details on the action, refer
to the following:
MELSEC iQ-R MES Interface
Module User's Manual (Application)
Displays the dot matrix LED display
mode.
Variable
2 bytes/character

Description of a value
• 0: Not connected
• 1: Connected
• 2: Disconnected
• 0: Not connected
• 1: Connected
• 2: Disconnected
Usable characters: U+0020 to
*2
U+007E
(The initial value is a blank character.)
• 0: USR (user specification
character) (initial value)
• 1: ENo. (Error code)
• 2: IP1 (CH1 IP address)
• 3: IP2 (CH2 IP address)
• 4: BUF1 (DB buffer 1 use rate)
• 5: BUF2 (DB buffer 2 use rate)
2 SPECIFICATIONS
2.4 Data Specifications
2
49