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FX Series Programmable Controllers Devices in Detail 4
4-15
4.9 Timers
Device Mnemonic:
T
Purpose:
Timed durations
Alias:
Timer(s)
T
Available forms:
A driven coil sets internal PLC contacts (NO and NC contacts available).
Various timer resolutions are possible, from 1 to 100 msec, but availabilit
y
and quantit
y
var
y
from PLC to PLC. The followin
g
variations are also
available:-
Selectable timer resolutions - see pa
g
e 4-16
Retentive timers - see pa
g
e 4-17
Timers used in interrupt and ‘CALL’ subroutines - see pa
g
e 4-18
Devices numbered in:
Decimal, i.e T0 to T9, T10 to T19.
Further uses:
None
Example device usage:
Available devices:
\
Selectable timers taken from the main ran
g
e of 100 msec timers, see pa
g
e 4-16.
Timer accuracy:
• See pa
g
e 4-18.
Timer Resolution FX
0(S)
FX
0N
FX FX
(2C)
FX
2N(C)
100 msec
56
(T0 - 55)
63
(T0 - 62)
200
(T0 - 199)
10 msec
\
24
(T32 - 55)
\
31
(T32 - 62)
46
(T200 - 245)
1 msec
N/A
1
(T63)
N/A
Retentive 1 msec
N/A N/A
4
(T246 - 249)
Retentive 100 msec
N/A N/A
6
(T250 - 255)
X0
T20
K123