User's Manual

88
17 Technical specifications
17.1 Warnings
•
Fit SmartKey Parallel between the PC and the printer when both are OFF.
•
SmartKey is sensitive to electrostatic charges. Do not touch the pins of the SmartKey connectors.
• Do not expose SmartKey to high temperatures or high temperature ranges.
• Any electrical faults on the computer or on its peripheral units, may irreversibly damage SmartKey.
• Do not fit SmartKey in the 25-pole serial port: the voltages could change the contents of SmartKey and
damage it.
17.2 Functionality
Protection mechanism: algorithmic and by password
Access codes: fixed or programmable 16+16 bytes
Storable data: 64/128/416/896/8192 bytes
Access attempts detection
Facility for freezing stored data
17.3 SmartKey 2 Parallel
Number of writing operations: 100,000 (typical)
Data storage. 10 years (typical)
Dongle dimensions: 48 x 52 x 15 mm
Interconnection: Centronics standard parallel port
Connector on computer side: D-type 25-pole male
Connector on printer side: D-type 25-pole female
Power supply: self-powered from parallel port
Expected MTBF: 2,800,000 hours
Operating temperature: 0 - +70 ºC (32 - 158ºF)
Humidity: 20-80% relative humidity
17.4 SmartKey 2 USB
Number of writing operations: 100,000 (typical)
Data storage. 10 years (typical)
Interconnection: USB 1.1 LowSpeed
Connector: USB Male Type A
Power supply: self-powered from USB port
Expected MTBF: 2,000,000 hours
Temperature: 0 - +70°C (32 - 158ºF)
Humidity: 20-80% relative humidity
17.5 SmartKey 3/4 USB
Number of writing operations: 100,000 (typical)
Data storage. 10 years (typical)