Eaton ELC-PB - 2.4 ELC Memory Map for ELCM-PH;PA controllers

ELC Programming Manual
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2-10
2.4 ELC Memory Map for ELCM-PH/PA controllers
Items Specifications Remarks
Control Method Stored program, cyclic scan system
I/O Processing Method
Batch processing method (when
END instruction is executed)
Immediate I/O refresh
instruction can override
batch update
Execution Speed Basic instructions – 0.54μs MOV instruction – 3.4μs
Program language Instructions + Ladder Logic + SFC
Program Capacity 15872 STEPS Flash-ROM
X External inputs
X0~X377, octal number
system, 256 points max,
Note 4
Physical input points
Y External outputs
Y0~Y377, octal number
system, 256 points max,
Note 4
Total
256+
16 I/O
Physical output points
General
M0~M511, 512 points, Note 1
M768~M999, 232 points,
Note 1
M2000~M2047, 48 points,
Note 1
Latched
M512~M767, 256 points,
Note 2
M2048~M4095, 2048 points,
Note 2
M
Auxiliary relay
Special
M1000~M1999, 1000 points,
some are latched
Total
4096
points
Main internal relay area
for general use.
T0~T126, 127 points, Note 1
T128~T183, Note 1
T184~T199 for Subroutines,
16 points, Note 1
100ms
(M1028=ON,
T64~T126:
10ms)
T250~T255(accumulative),
6 points Note 1
T200~T239, 40 points,
Note 1
10ms
(M1038=ON,
T200~T245: 1ms)
T240~T245(accumulative),
6 points, Note 1
Bit Contacts
T
Timer
1ms
T127, 1 points, Note 1
T246~T249(accumulative),
4 points, Note 1
Total
256
points
Contact = ON when timer
reaches preset value.
Instructions 32 Basic instructions
200 Application
instructions