Advant Controller AC 31 / Issued: 01.99 5 – 5 Programming
3
Type Variables Description
from to
Digital outputs
A 00,00 A 61,15 Digital outputs on the CS31 system bus
A 62,00 A 62,05 Digital outputs on the basic unit
A 63,00 A 68,15 Digital outputs on the basic unit extensions
Analog outputs
AW 00,00 AW 61,15 Analog outputs on the CS 31 system bus
AW 62,00 AW 62,15 Reserved variables
AW 63,00 AW 68,15 Analog outputs on the extensions of the basic units
Step chains
S 000,00 S 125,15 Step chains
Internal bits
M 000,00 M 099,15 Bit flag
M 230,00 M 254,15 Bit flag
M 255,00 Special flag: 2 Hz oscillator
M 255,01 Special flag: 1 Hz oscillator
M 255,02 Special flag: 0.5 Hz oscillator
M 255,03 Special flag: 0.01667 Hz oscillator (duration = 1 minute)
M 255,04 M 255,09 Reserved variables
M 255,10 M 255,14 Diagnosis flags
M 255,15 Variable, always set to ”0” on startup, which may be used for the
definition of the first program cycle.
Internal words
MW 000,00 MW 099,15 Word flags
MW 230,00 MW 253,15 Word flags
MW 254,00 MW 254,07 Class 1 errors information
MW 254,08 MW 254,15 Class 2 errors information
MW 255,00 MW 255,07 Class 3 errors information
MW 255,08 MW 255,15 Class 4 errors information
Internal double words
MD 00,00 MD 01,15 Flags double words
Bit constants
K 00,00 K 00,01 Digital constants
Word constants
KW 00,00 KW 00,15 System constants
KW 01,00 KW 15,15 Word constants
Double word constants
KD 00,00 Cycle time (system constants)
KD 00,01 KD 01,15 Double word constants
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