Omron E5AR, User Manual, Page: 51 / 104

4-4
I/O Allocation
Section 4-2
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(2) When items that are read-only are allocated in the OUT Area, they are
allocated words in memory but operate the same as if they had not been
allocated.
2. E5AR/ER-DRT Operation Data and Setting Data
Monitor values and setting data with communications addresses that be-
long to the following variable types can be allocated. Duplicate settings are
possible and are processed in ascending order.
Note If items are allocated in the read-only area of the OUT Area, words
are allocated in memory but operate as if they had not been allo-
cated.
3. Output Enable Bits
Output Enable Bits are allocated in the first word of the OUT Area.
When Output Enable Bits are allocated in the IN Area, they are always set
to 0 (OFF).
Note If data allocated to the IN or OUT Area is changed, use a software reset or
cycle the power to enable the new settings.
4-2-3 Allocation Default Values
The default values for I/O allocations are listed in the following table.
Note The above monitor values and settings are all for channel 1.
Variable type
C0 Variable type C0
C1 Variable type C1
C4 Operation monitor
C6 RUN level
C7 Adjustment level
C8 Adjustment 2 level
C9 Bank setting level
CA PID setting level
CB Approximation setting level
Area Item Allocation
number
IN Area PV (process value) 3
MV (manipulated variable) monitor (heating) 13
Status (4 bytes) 7
OUT Area Output Enable Bits
−
1
SP (set point) 9
Bank 0: Alarm 1 value 81
Bank 0: Alarm 1 upper limit 82
Bank 0: Alarm 1 lower limit 83
Bank 0: Alarm 2 value 84
Bank 0: Alarm 2 upper limit 85
Bank 0: Alarm 2 lower limit 86
Operation commands 1