Omron ZEN Operation Manual page 165

Version Upgrades
Compatibility
Memory Cassette Compatibility
Be aware of the following restrictions when using a Memory Cassette containing a
program that was stored from a CPU Unit with a different version of system software.
Version of CPU Unit
used to write the
Memory Cassette
Ver. 1.0
Ver. 1.1
Ver. 2.0 10 I/O
(V1 CPU points
Units)
20 I/O
points
Ver. 3.0 10 I/O
(V2 CPU points
Units)
20 I/O
points
Note
Version of CPU Unit used to read the Memory Cassette
Ver. 1.0 Ver. 1.1
OK OK
Restric- OK
tions
(See note
1.)
Restric- Restric-
tions tions
(See (See note
notes 1 2.)
and 2.)
Restric- Restric-
tions tions
(See (See
notes 1, 2, notes 2
and 3.) and 3.)
Restric- Restric-
tions tions
(See (See
notes 1, 2, notes 2
and 4.) and 4.)
Restric- Restric-
tions tions
(See (See
notes 1 to notes 2, 3,
4.) and 4.)
1. The display functions (display clear: -CD@ and day/month
display: DAT1) cannot be used and will be ignored.
2. Only the memory area ranges supported by the pre-V1 CPU
Units can be used for Timers, Holding Timers, Counters, Weekly
Timers, Calendar Timers, and Displays (i.e., only half of each).
3. Only 6 inputs and 4 outputs can be used in the CPU Unit I/O bits.
Any others will be ignored.
4. Twin timer operation for timers, operation between days and pulse
operation for weekly timers, the 8-digit counter, and 8-digit
comparators cannot be used. New Zealand and Australia cannot
be set for Daylight Saving Time (DST).
Ver. 2.0 (V1 CPU
Units)
10 I/O 20 I/O
points points
OK OK
OK OK
OK OK
Restric- OK
tions
(See note
3.)
Restric- Restric-
tions tions
(See note (See note
4.) 4.)
Restric- Restric-
tions tions
(See note (See note
4.) 4.)
Appendix D
Ver. 3.0 (V2 CPU
Units)
10 I/O 20 I/O
points points
OK OK
OK OK
OK OK
Restric- OK
tions
(See note
3.)
OK OK
Restric- OK
tions
(See note
3.)
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