Omron SYSMAC CS Series Operation Manual page 125

Loop control boards, process-control cpu units, loop controller, loop-control cpu units
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Description of Operation
Starting operation
after transferring
function block data
Note
!WARNING
1,2,3...
ready to operate and then press the initialization switch on the Duplex Unit to
initialize duplex operation.
Use one of the following methods to start Loop Controller operation from the
CX-Process Tool.
1) Use CX-Process Tool to indicate either a hot start or a cold state. (Execu-
tion - Run - Run/stop command) or 2) Click the RUN Button on the toolbar.
By a hot start, operation is started continued at the state that was active
before the stop occurred. By a cold start, operation is started after all internal
operation memory is initialized. (PID is reset to the Manual mode with MV =
0% and a local SP.)
For details on hot start and cold start, see 3-2-3 Details of Hot Start, Cold
Start and Stop State.
3) Turn the power to the PLC OFF then back ON again.
Check the following items before starting to run the Loop Controller:
1. Do not allow the bank of the EM Area with the number specified for alloca-
tion to the HMI (human-machine interface) data to overlap with any other
area used by the CPU Unit or other Units. The block allocated for the HMI
is specified in ITEM 050 (EM Area Bank Allocated for HMI Memory = 0 to
12) of the System Common block. If areas overlap, the system may oper-
ate in an unexpected manner, which may result in injury.
2. Do not allow the area to which user link table data is written to overlap with
any other area used by the CPU Unit or other Units. If areas overlap, the
system may operate in an unexpected manner, which may result in injury.
3. Analog Input/Output Units used in combination with the Loop Controller
must be mounted correctly, and the unit number set on the front panel of
the Analog Input/Output Unit must match the unit number set on the Field
Terminal block. If the unit numbers do not match, input/output (read/write)
is performed on the data of another Special I/O Unit (whose unit number is
set on the Field Terminal block).
4. The defaults of the System Common block on the Loop Controller must be
set correctly.
Section 3-2
93

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