Module Description:
General
Data Storage Device (DSD) Module
Power Supply
Internal
Indicators
5 Annunciator LEDs
Memory Capacity
6 Mbytes Flash memory
Record Format
•
Transaction based
1
•
32-bit record number or ‘Print ID’
•
Two 16-bit Checksums
•
Encrypted
Record Capacity
Typically more than 136,000 records
2
Data Retention Time
100 years
3
Deletion of Old Records when Full
Selectable:
a) automatically as required, or
b) by operator prompt
4
Compatibility
Indicators: K402, software version 1.35 or later;
K491, software version 1.01 or later.
Note 1: Records are not stored in files, but as read-only transaction records in a database.
Note 2: Using a typical 38-byte record.
Note 3: As per JEDEC Standard Test A103.
Note 4: As per WELMEC Guides 2.5 and 10.3.
Module Annunciators
On the part number label, shown here, the yellow areas refer to 5
red annunciator LEDs. The annunciators are all lit briefly on
power up, and then show the used capacity.
5 annunciators lit: used capacity is 99 to 100%:‘FULL’
4 annunciators lit:
used capacity is 75 to 99%
3 annunciators lit:
used capacity is 50 to 75%
2 annunciators lit:
used capacity is 25 to 50%
1 annunciator lit:
used capacity is 0 to 25%
004M-612-100
M4501
Data Storage Device
