Omron V460-H User Manual page 157

4 WebLink Configuration
HH
...will keep the first as current, but the third database index is shifted down.
Another example: Removing the second database index (when the third database index is current) in a
three-database-index configuration...
...will keep database index 3 as current, but it's shifted down to 2.
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V460-H Industrial Handheld DPM Reader User Manual