FX Series Programmable Controllers PLC Device Tables 8
8-3
Item Specification Remarks
State rela
y
s
(S coils)
Latched 128 points S0 to S127
Initial 10 points (subset) S0 to S9
Timers (T)
100 msec
Ran
g
e: 0 to 3,276.7 sec
63 points
T0 to T62
10 msec
Ran
g
e: 0 to 327.67 sec
31 points
T32 to T62 when special M coil
M8028 is driven ON
1 msec
Ran
g
e: 0 to 32.767 sec
1 point
T63
Counters (C)
General
Ran
g
e: 1 to 32,767 counts
32 points
C0 to C31
T
y
pe: 16 bit up counter
Latched 16 points (subset)
C16 to C31
T
y
pe: 16 bit up counter
Hi
g
h speed
counters (C)
1 phase
Ran
g
e: -2,147,483,648 to
+2,147,483,647 counts
Select upto four 1 phase counters
with a combined countin
g
fre-
quenc
y
of 5kHz or less.
Alternativel
y
select one 2 phase or
A/B phase counter with a countin
g
frequenc
y
of 2kHz or less.
Note all counters are latched
C235 to C238
4 points
1 phase
c/w start
stop input
C241, C242 and C244
3 points
2 phase
C246, C247 and C249
3 points
A/B phase
C251, C252 and C254
3 points
Data
re
g
isters (D)
General 256 points
D0 to D255
T
y
pe: 16 bit data stora
g
e re
g
ister
pair for 32 bit device
Latched 128 points (subset)
D128 to D255
T
y
pe: 16 bit data stora
g
e re
g
ister
pair for 32 bit device
File 1500 points
D1000 to D2499 set b
y
parameter
in 3 blocks of 500 pro
g
ram steps
T
y
pe: 16 bit data stora
g
e re
g
ister
Externall
y
ad
j
usted
Ran
g
e: 0 to 255
2 points
Data is move from external settin
g
potentiometers to re
g
isters
D8030 and D8031 ( D8013 is
used when no RTC is fitted)
Special
42 points (inclusive of D8013,
D8030 and D8031)
From the ran
g
e D8000 to D8255
T
y
pe: 16 bit data stora
g
e re
g
ister
Index 2 points
V and Z
T
y
pe: 16 bit data stora
g
e re
g
ister
Pointers (P)
For use
with CALL
64 points P0 to P63
For use
with
interrupts
4 points
I00 to I30
(risin
g
tri
gg
er = 1,
fallin
g
tri
gg
er = 0)
Nest levels 8 points for use with MC and MCR N0 to N7
Constants
Decimal K
16 bit: -32,768 to +32,767
32 bit: -2,147,483,648 to +2,147,483,647
Hexadeci-
mal H
16 bit: 0000 to FFFF
32 bit: 00000000 to FFFFFFFF