Vaisala Hydromet Data Collection Platform - Manual (Page 377)

Appendix A _____________________________________ Configuration Information for Legacy Items
VAISALA______________________________________________________________________ 375
Cellular Modems
Table 102 COM Server Unit Environmental Specifications
Property Description/Value
Operating temperature -40 °C ... +55 °C (-40 ... +131 °F)
Storage temperature -60 °C ... +75 °C (-76 ... +167 °F)
Humidity 5 to 95 % RH, non-condensing
EMC EN 55022
Immunity
ESD
EN 61000-4-2, contact dis. 4kV, air dis. 8kV
RF field EN 61000-4-3
Fast transient bursts (EFT) EN 61000-4-4
Transient surges
EN 61000-4-5
Conducted RF EN 61000-4-6
Vibration IEC 68-2-64 Fh, 10 ... 500 Hz, up to 2.0 G
Free fall IEC 68-2-32 Ed, fall height 1000 mm
Cold IEC 68-2-1, -40 °C 16 hours
Heat IEC 68-2-2, +55 °C 16 hours
Slow change of
temperature, 1°C/min IEC 68-2-14, -40 °C ... +55 °C, two cycles
Table 103 GSM Terminal TC35i Specifications
Property Description/Value
Sensitivity -104 dBm
Dual Band EGSM900/GSM1800
Data transmission CSD up to 14.4.kbps
USSD
Non transparent mode
V.110
7E1-character framing
SMS Included
Tx power 2 W (class 4)
1 W (class 1)
Supply voltage 8 ... 30 V
Power consumption
Transmit mode
300 mA (average)
Idle mode 10 mA
Sleep 3 mA
Power down 0.1 mA
Temperature range -20 ... +55 °C
Weight 130 g (4.6 oz.)