User Manual

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9. TREND MODE
The Trend mode records changes to parameters previously specified in the Configuration / Trend mode screen (see §4.9).
This mode manages up to 250 MB (C.A 8331: 28 MB) of data.
Figure 76: Trend mode screen
9.1. PROGRAMMING AND STARTING RECORDING
The submenu specifies the characteristics of a recording (see figure 76).
To start a recording rapidly, press the key. Recording starts immediately; all measurements are recorded every second until
the memory or completely full. The configuration displayed is .
To program recording, before starting it, choose configuration to , enter the start date and time, the stop date and time,
the period, and the name of the recording.
To modify an item, move the yellow cursor to it using the  and  keys, then validate with the

key. Change the value using
the ,, and  keys, then validate again.
The integration period is the time over which the measurements of each recorded value are averaged (arithmetic mean). Possible
values for the period are: 1 s, 5 s, 20 s, 1 min, 2 min, 5 min, 10 min and 15 min.
The name can be at most 8 characters long. Several recordings may have the same name. The available alphanumeric characters
are the uppercase letters from A to Z and the digits from 0 to 9. The last 5 names given (in the transient, trend, and alarm modes)
are kept in memory. When a name is entered, it may then be completed automatically.
Notes: The start date and time must be later than the current date and time.
The stop date and time must be later than the start date and time.
Once the programming is done, start recording by pressing the key. If not enough memory is available, the device so indicates.
The icon of the status bar blinks to indicate that recording has begun. The key replaces the key and can be used to
stop the recording before it is finished.
The Recording on standby message is displayed until the start time is reached. It is then replaced by the message Recording
running . When the stop time is reached, the Program a Record screen returns with the key. You can then program a new re-
cording.
During the recording of a trend, only the stop date field can be modified. It is automatically highlighted in yellow.
9.2. TREND MODE CONFIGURATION
The submenu displays the list of trend recording configurations (see §4.9). This shortcut key lets you specify or modify the
trend recording configurations.
Access to Trend mode configuration
(see §4.9).
List of records (see §9.3).
Programming a recording (see §9.1).
Memory card usage.
Rapid programming and starting of
recording (see §9.1).
Starting a recording (see §9.1).