PART 2: CX-Server PLC Tools
CHAPTER 2 – PLC Memory Component OMRON
CX-Server PLC Tools_Page 14
Further rows can be inserted into the Address Monitor window by selecting Insert from the Address menu. Rows
can be removed by selecting Remove from the Address menu. All rows can be removed by selecting Remove All
from the Address menu.
Forced Settings
It is possible to specify the state of an address regardless of its actual (physical) state, this is particularly useful for
testing certain conditions or rungs in a ladder program.
Once scanned, the Forced Status window displays the address, value and attributes for all forced bits.
It is not possible to force bit addresses that are read-only.
Displaying Forced Status
The forced status of bits can be retrieved from the PLC. Use the following procedure to retrieve the forced status
of bits from the PLC.
1, 2, 3…
1. Ensure the PLC is online before activating the PLC Memory component.
2. Click on the Address tab of the PLC Memory component.
3. Click the right-mouse button on the Forced Status branch and select Scan Forced Status.
All bit areas in the PLC are scanned to find all forced bits (Forced On and Forced Off). The
Forced Status window is displayed showing all forced bits and their associated value and
attributes.
Copying a Forced Bit
A forced bit can be copied from the Force Status window to the Address Monitor window. Use the following
procedure to copy a forced bit.
1, 2, 3…
1. Ensure the PLC is online before activating the PLC Memory component.
2. Click on the Address tab of the PLC Memory component.
3. Open the Forced Status area by double-clicking the Forced Status branch from the Data
Area Workspace in the Address tab.
4. Select the address to be copied with the right-mouse button in the Forced Status window
and select Copy to Symbol Monitor Address.
Clearing Forced Bits
All forced bits can be cleared. Use the following procedure to clear forced bits.
Caution: This operation will clear all forced bits in the PLC.
1, 2, 3…
1. Ensure the PLC is online before activating the PLC Memory component.
2. Click on the Address tab of the PLC Memory component.
3. Open the Forced Status area by double-clicking the Forced Status branch from the Data
Area Workspace in the Address tab.
4. Click the right-mouse button in the Forced Status window and select Clear All Forced
Addresses.
5. Select the Yes pushbutton to confirm the operation.
Updating the Forced Status Window
Use the following procedure to refresh the Force Status window.
1, 2, 3…
1. Ensure the PLC is online before activating the PLC Memory component.
2. Click on the Address tab of the PLC Memory component.
3. Open the Forced Status area by double-clicking the Forced Status branch from the Data
Area Workspace in the Address tab.
4. Click the right-mouse button in the Forced Status window and select Refresh.
Note: Enabling Force-setting/resetting Bits in the EM Area
With CX-Programmer version 8.3 or higher and a CJ2H CPU Unit with unit version 1.2 or
later, you can specify a bank in the EM Area to enable force-setting/resetting bits in the
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