... .5 ppm RMSInitialization time4typically<15 secondsInitialization reliability4typically>99.9%HardwarePhysicalDimensions (W×H)19 cm×10.9 cm (7.5 in×4.3 in ... .6 ft) pole drop onto concrete. Operating: to 40 G,10 msec, sawtooth VibrationMIL-STD-810F, FIG.514.5C-1Electrical• Power ... Part 15, 22, 24 FCC certification, 850/1900 MHz. Class 10 GSM/GPRS module. CE Mark approval, and C-tick approvalCommunications ...