2 -2
2.2
Digital and Register Allocations
〝
*
〞
is default, user configurable
Typee Symbol
Item
Range
Remarks
X
Digital Input (DI)
X0
~
X255 (256)
Y
Digital Output (DO)
Y0
~
Y255 (256)
Mapping to external digital I/O
TR Temporary
Relay
TR0
~
TR39 (40)
For branched points
Non-Retentive
M0
~
M799 (800)*
M1400
~
M1911 (512)
Internal
Relays
Retentive
M800
~
M1399 (600)*
M0
~
M1399 configurable as
Non-retentive or Retentive, M1400
~
M1911 are fixed to Non-retentive
M
Special Relay
M1912
~
M2001 (90)
Non-Retentive
S0
~
S499 (500)*
S20
~
S499 configurable as Retentive
S
Step
Relays
Retentive
S500
~
S999 (500)*
S500
~
S999 configurable as
Non-retentive
T
Timer contact status
T0
~
T255 (256)
Di
g
ita
l
《
Bit
St
atu
s
》
C Counter
contact
status
C0
~
C255 (256)
0.01STime Base
T0
~
T49 (50)*
0.1S Time Base
T50
~
T199 (150)*
TMR
CV of
Timer
Register
1S Time Base
T200
~
T255 (56)*
The quantity of
each time base can be configured
Retentive
C0
~
C139 (140)*
Configurable as Non-retentive
16-bit
Non-Retentivee
C140
~
C199 (60)*
Configurable as Retentive
Retentive
C200
~
C239 (40)*
Configurable as Non-retentive
CTR
CV of
Counter
Register
32-bit
Non-Retentive
C240
~
C255 (16)
Configurable as Retentive
Retentive
R0
~
R2999 (3000)*
D0
~
D3999 (4000)
DR
or
HR
Data
Registers
Non-Retentive
R3000
~
R3839 (840)*
R0
~
R3839 configurable as
Non-retentive or Retentive,
D0
~
D3999 are fixed to Retentive
IR Input
Registers
R3840
~
R3903 (64)
Map to external AI Register input
OR Output
Registers
R3904
~
R3967 (64)
Map to external AO /Register output
System Special Registers
R3968
~
R4167 (200)
D4000
~
D4095 (96)
High-Spped Timer Register
R4152
~
R4154 (3)
Hardware (4sets)
DR4096
~
DR4110
HSC
Registers
Software(4sets)
DR4112
~
DR4126
Minute Second
R4129
R4128
Day Hour R4131 R4130
Year Month R4133 R4132
Speci
a
l R
egi
ster
Calendar
Registers
Week
R4134
Data Registers
R5000
~
R8071(3072)*
As general purpose registers if ROR not
been configured.
DR
or
ROR
Read Only Registers
R5000
~
R8071(0)*
Configurable as ROR for recipe like
application
FR
File Registers
F0
~
F8191(8192)
Need dedicated instruction to access
R
egist
er
《
Wor
d
Data
》
XR Index
Registers
V,Z (2)
、
P0
~
P9 (10)