1 . M P U U n i ts
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1-69
1.4 ELCB
Series
1.4.1 Specifications
Introduction
1.4.1.1 Functions
Specification
ELCB-PB
Items
Specifications
Remarks
Control method
Stored program, cyclic scan system
I/O processing method
Batch processing method (when END
instruction is executed)
Fast I/O refresh
instruction can
override batch update
Execution speed
Basic instructions – 3.5
μ
seconds
minimum
Application instructions
varies per instruction
Program language
Instru Ladder Logic + SFC
Program capacity
3792 Steps
Built-in EEPROM
Instructions
32 Basic instructions, Application instructions: 109
X External inputs
X0~X177, octal number
system, 128 points max.
Physical input points
Y External outputs
Y0~Y177, octal number
system, 128 points max.
Total
256 I/O
Physical output points
General
M0~M511, M768~M999
744 points Note 1
Latched
M512~M767, 256 points
Note 3
M
Auxiliary relay Special
M1000~M1279, 280 points,
some are latched
Total
1280 bits
Main internal relay
area for general use.
100ms
T0~T63, 64 points
10ms
(M1028=ON)
T64~T126, 63 points
T
Ti
m
er
1ms
T127 1 points
Total
128 bits
Contact = ON when
timer reaches preset
value.
C0~C111, Note 1
16-bit count up
C112~C127, Note 3
C235~C238, C241, C242,
C244, 1 phase 1 input, 7
points Note 4
C246, C247, C249, 1 phase
2 input, 3 points
Note 4
Bit
C
Cou
nter
32bit high-speed
count up/down
C251, C252, C254, 2 phase
2 input, 3 points
Note 4
Total
141 bits
Contact = ON when
counter reaches preset
value.
