Reference Manual Preliminary
Prox–DU & Prox–SU
www.gemalto.com Release for first samples Do not use for final design
DOC118569A Public Use Page 19/134
Environmental Characteristics
For an optimal performance, operate the Prox–DU and the Prox–SU under the following
environment conditions:
Description Value or Range
Operating Temperature 0°C to +50°C (+32°F to +122°F)
Storage Temperature -20°C to +60°C (-4°F to +140°F)
MTBF reliability 900,000 hours at 20°C (MIL-HDBK-217F grade GB)
Humidity Range 0% to 95% non-condensing
Protection Index Prox–DU: IP20 (open-case device)
Prox–SU: IP40 (dustproof device)
EEPROM data 10 years minimum retention
100000 erase/write cycles
Physical Dimensions Without stand: 26 mm x 68 mm x 96 mm max. (height x width x
depth)
With stand: 132 mm x 69 mm x 79 mm max. (height x width x
depth)
Weight Without optional stand: 143 g
With optional stand: 255 g
Cabling Distance 1.80 m USB cable
Power Supply Voltage USB bus powered
Power Supply Current
Operating RF On
< 200 mA
Power Supply Current
Operating RF Off
< 50 mA
Power Supply Current
Suspend
< 2.5 mA
EMC Regulations CE
FCC Part 15 Class B
Safety UL 60950 Recognized
Table 3 - Environmental Characteristics
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