DF Tuff
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5
MAINTENANCE
With normal use, the system requires minimal maintenance. We
recommend, however, that the standby batteries be replaced every 3-5
years.
6
SPECIFICATIONS
This document describes the technical specifications of the DF Touch
clock terminal.
6.1
Display and Keypad
Capacitive Touch, 7 inch, 800x480 pixels or better, hardened glass
surface.
6.2
Processor
CPU: 1GHz Dual Core ARM Cortex A9 or better.
RAM: Memory 1GByte 528 MHz SoDIMM, Non-volatile FLASH
memory 8GByte
6.3
Environment
Operating temperature: 0° to 40°C (32° to 105°F)
Storage temperature: -30° to 80°C (-22° to 176°F) [no battery]
Storage temperature: -20° to 50°C (-22° to 122°F) [with battery]
Humidity: 10% to 90% relative humidity, non condensing.
6.4
Power Supply
Input Power Jack:
24 VDC
±5%, 0.75 A, 18 W maximum
Power over Ethernet (PoE)
