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T1/T1S User’s Manual
2. Specifications
2.3 Functional specifications
Item
T1-16
T1-28
T1-40
T1-40S
Control method
Stored program, cyclic scan system
Scan system
Floating scan or constant scan (10 - 200 ms, 10 ms units)
I/O update
Batch I/O refresh (direct I/O instruction available)
Program memory
RAM (capacitor back-up) and EEPROM (no back-up battery required)
RAM memory back-
up
6 hours (25
°
C)
168 hours (25
°
C)
Program capacity
2 k steps
8 k steps
(4 k or 8 k mode)
Programming
language
Ladder diagram with function block
Instructions
Basic ladder instructions: 17
Function block instructions: 76
Basic: 21
Function: 99
Execution speed
1.4
m
s/contact, 2.3
m
s/coil,
4.2
m
s/16-bit transfer, 6.5
m
s/16-bit addition
Program types
1 main program
1 sub-program (initial program)
1 timer interrupt (interval: 5 to 1000 ms, 5 ms units)
4 I/O interrupt (high-speed counter and interrupt input)
16 subroutines (nesting not available)
256 subroutines
(up to 3 levels of
nesting)
User
I/O register 512 points/32 words (X/XW, Y/YW)
data
Auxiliary
relay
1024 points/64 words (R/RW)
4096 points/
256 words
(R/RW)
Special
relay
1024 points/64 words (S/SW)
Timer
64 points (T./T), 32 @ 0.01 s, 32 @ 0.1 s
256 points (T./T)
64 @ 0.01 s,
192 @ 0.1 s
Counter
64 points (C./C)
256 points (C./C)
Data
register
1024 words (D)
4096 words (D)
Index
register
3 words (I, J, K)
I/O capacity
16 points
(fixed)
28 points
(fixed)
40 points (basic)
+ 32 points (option cards)
+ 16 words (I/O modules)
Input
type
DC input
type
(Note)
Dry contact input
(AC PS),
24 Vdc input
(DC PS)
24 Vdc input
AC input
type
100 - 120 Vac input
Output
type
DC input
type
Relay + transistor (2 points)
AC input
type
Relay + triac (2 points)
I/O terminal block
Fixed
Removable
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