KEYENCE LK-CC100/DN100 - Manual (Page 54)

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3 Connecting to DeviceNet
Creating the Ladder Program
Acquiring measurement data, tolerance comparator results, various
statuses (auto-zero, timing, system error), and program number settings
Create the ladder program as follows.
1 Check the status.
Verify the SYSTEM_ERR_FLAG is OFF and READY_FLAG is ON.
2 Store the counter value.
Store the current counter value (COUNTER_LO and COUNTER_HI).
3 Check for counter value updates.
Wait until the current counter value, stored in Step 2, changes.
4 Acquire data.
Acquire the required data.
Check the counter value for an update twice immediately after the controller is started, is set, performs
Able Tuning, sets scaling from measurement data, or completes communication.
NOTE