B.1 Standard Modbus Device Addresses 
Applicable to AS series PLC 
Device  Type  Format  Device range 
Modbus address 
(Decimal number) 
AS Address   
(Hexadecimal number) 
X 
Bit  DD.DD  X0.0-X63.15  124577-125600  6000-63FF 
Word  DD  X0-X63  332769-332832  8000-803F 
Y 
Bit  DD.DD  Y0.0-Y63.15  040961-041984  A000-A3FF 
Word  DD  Y0-Y63  440961-441024  A000-A03F 
M  Bit  DDDD  M0-M8191  000001-008192  0000-1FFF 
SM  Bit  DDDD  SM0-SM4095  016385-020480  4000-4FFF 
SR  Word  DDDD  SR0-SR2047  449153-451200  C000-C7FF 
D  Word  DDDDD  D0-D29999  400001-430000  0000-752F 
S  Bit  DDDD  S0-S2047  020481-022528  5000-57FF 
T 
Bit  DDD  T0-T511  057345-057856  E000-E1FF 
Word  DDD  T0-T511  457345-457856  E000-E1FF 
C 
Bit  DDD  C0-C511  061441-061952  F000-F1FF 
Word  DDD  C0-C511  461441-461952  F000-F1FF 
HC 
Bit  DDD  HC0-HC255  064513-064768  FC00-FCFF 
DWord  DDD  HC0-HC255  464513-464768  FC00-FCFF 
E  Word  DD  E0-E9  465025-465039  FE00-FE09 
 
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