Follett REF20-LB Installation, Operation And Service Manual page 13

Data Storage
§ Data can be captured different ways . The factory default is for the data
to overwrite itself when the memory is full . This can be changed in the
advanced setting under Data storage overwrite . When this parameter
is set to No, the system will display an alert when the memory is 75%
full . To clear the alert the data must be downloaded .
Data duration alarm
§ A reminder can be set to download the data in the Data duration alarm
in the advanced setting . The data duration can be set from 1 to 180
days . If the data duration alarm is used, then the Alarm on data full
parameter in the advanced setting must also be set to Yes .
Downloading data
§ The touchscreen has the capability of downloading the temperature
data and event log via a USB port on the left side of the user interface .
The file is a CSV format and is suitable for import directly into Microsoft
Excel .
1. Insert the storage device in the USB slot located to the left of the
Touchscreen .
2. Select the Graph icon along the bottom of the Touchscreen .
3. Select the USB icon in the lower right hand corner .
4. A yellow alert box with downloading data will appear .
5. Press
to accept or
6. After the unit is done downloading a second yellow alert box will
appear asking if you want to Erase log .
7. Press to accept or
Note: If you chose to erase the data, the data duration timer and the data full
alarm will reset . It will also erase the information that is stored on the graph .
One of the two files below will be downloaded depending on
which screen is being viewed:
EL XXXX YY - Event Log
TL XXX YY - Temperature Log
XXXX = last 4 digits of serial number
YY = 0-99 number of downloaded file
Data download reminder and data full alarm
§ If you plan or are required to download data for a certain time period,
you can set a download data reminder on the Performance Plus unit .
Download data reminder can be found in the advanced setting under
Data duration and can be set from 1 to 180 days .
Follett Keypad Lock – (Optional)
For units equipped with the electronic lock accessory option, a keypad will
be displayed on the left side of the touchscreen . In order to gain access to
the storage area, a user code must be entered .
§ User default code is factory set to 1,2,3,4,5,6 and is stored in memory
slot 01 .
01134592 – REF20/25 LB, PH, BB
to cancel .
to cancel .
Fig. 21
Fig. 22
Fig. 23
38.4 F 38.4 F
1 2 3
ENTER
4 5 6
CANCEL
7 8 9
0 #
*
13