Using Memory Cards
dataPAC User’s Guide
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For a card drive attached to your computer, choose the letter of the drive and
choose Local drive. When using a card drive, you must first format the card in the
drive using Windows or DOS before you initialize it with the utility. You can not
just erase files from the card to initialize it.
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For a card in the dataPAC, choose Collector. Choose Direct for a serial
connection.
6.
Choose Initialize a dataPAC Card to completely erase the memory card. If you want
to make the card bootable by copying the operating system onto it, choose Make a
dataPAC card bootable.
The advantage of having the operating system on the memory card is that you do not
need to reload the dataPAC operating system if battery failure occurs. The disadvantage
is that the operating system files take up as much as 1 MB of space on the card.
Note:
If you want the dataPAC to load the program image from the serial port, you must
remove the card before rebooting. When you restart the dataPAC, it looks to the card
first to load the operating system.
7.
Choose Exit to exit the dataPAC Utility program.
Memory Card Storage Capacity
The dataPAC uses memory cards for storage. All dataPAC models support 256K, 512K, 1
MB, 2 MB, and 4 MB memory cards. The dataPAC 1500 V5 supports 6 MB and 8 MB
cards. The older releases put a 4 MB format on a 6 MB card. You can use the 6 MB card, but
it will only hold 4 MB of data.
To determine the appropriate memory card size for your needs, you can use the following
guidelines to estimate the size of your routes or lists.
If you are collecting magnitude measurements only with up to two alarms per point, 900
points creates a database size of 248K, so a 256K memory card is sufficient for 900
magnitude only points.
If you are collecting both magnitude and spectrum data, use this table to determine your
database sizes and memory card needs.
The storage capacity is the same whether the points are scheduled or unscheduled (off route)
measurement points. Analysis routes in the 1500 also follow the same storage capacity
guidelines.
If the card is bootable, less storage space is available for routes and data. For example, the
size of the dataPAC 1500 V5 operating system is about 960K.
Number of Points
(mag and spec)
Database Size
Memory Card Size
130
245K
256K
260
504K
512K
520
1MB
1MB
1040
2MB
2MB
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