Alnor HM680, Owner'S Manual, Page: 24 / 40

18 HM680 Hydronic Manometer
Edit Test ID Name
This Data Logging Menu option allows for editing the name (up to 10 characters) of the current selected
Test ID.
Setup Logging
This Data Logging Menu option allows for setting the parameters, and initiating, continuous unattended
data logging.
Interval
The interval defines the frequency period with which the manometer will log readings. The available
settings for the logging interval are: 5, 10, 20, 30 seconds; 1, 2, 5, 10, 15, 20, 30 minutes; and 1 hour.
Note:
The logging interval must be set at a time period that is greater than or equal to the current
setting of the time constant.
Samples
This defines the total number of readings to be stored as part of the continuous unattended data
logging.
Note:
The instrument can store a maximum of 1000 different samples. These samples can be
distributed over one or all of the available Test IDs.
Delete Data
This Data Logging Menu option allows for deleting discrete samples, an entire Test ID, or all data stored
to the instrument.
Note:
Deleted data cannot be retrieved.
Delete a Sample
This option allows for deleting discrete samples within the current Test ID. The ◄ and ► keys are used
to toggle between the individual data samples.
Note:
Test ID statistics will automatically be re-calculated upon deletion of an individual stored
sample.
Delete a Test ID
This option allows for deleting all samples within the current Test ID, as well as restoring its factory set
default name.
Delete All Log Data
This option allows for deleting all samples stored to the instrument, as well as restoring the factory set
default names to each of the Test IDs.