Ambient air temperature measurement range
-90...50 °C
Measuring range of ambient relative humidity
0...100 %
mass
no more than 0.27 kg
Limits of permissible absolute error of temperature measurements
±0.6℃ or ±1.0℃
Tolerance limits of absolute error of relative humidity measurements
±5% RH
DC supply voltage
4.5...6.7 V
Consumption current
no more than 350 mA
Overall dimensions (L×W×H)
not more than 140x95x95 mm
Work resource
at least 50 hrs
Probability of failure-free operation in 2 hours
at least 0.97
Duration of continuous operation from the moment the battery is connected
at least 4 hours
Shelf life without battery
at least 4 years
Time to prepare the radiosonde for launch
no more than 15 min.
Carrier frequency of radiosonde radiation
1680±8 MHz or 1680±10 MHz or 1782±8 MHz
Super pulse repetition rate
600±25 kHz or 800±25 kHz
Deviation of the superimpulse repetition rate
12-18 kHz or 15.4±0.4 kHz
Radiation energy flux density of the transceiver at a distance of 2.00±0.05 m in the direction at an angle of 55º from the axis
не менее 1.5∙10¯³ Вт/м²
Sensitivity of the transceiver to request signals
no more than -60 dB
Measuring range of output pulse duration in the reference channel
from 200 to 350 µs
Measurement range for measuring the duration of output pulses in weather information channels
from 435 to 756 µs
Range of variation of the pulse repetition period produced by the measuring transducer in the reference channel 2251708:Range of
from 1449 to 1785 µs
Range of pulse repetition period variation produced by the measuring transducer in the temperature channel
from 1562 to 58821 µs
Variation range of the pulse repetition period produced by the measuring transducer in the moisture channel
from 1562 to 2564 µs
Operating conditions (ambient air temperature)
-90...50 °C
Operating conditions (atmospheric pressure)
from 2 to 1100 hPa
Operating conditions (relative humidity)
0...100 %
Working conditions of operation (exposure to solar radiation and other natural radiations)
yes
Working conditions of operation (presence of atmospheric precipitation)
yes
Operating conditions (air blowing when the radiosonde rises in the atmosphere)
yes
note
the temperature sensor is coated with a special anti-radiation coating - white enamel VL 548 (TU 6-10-1658-78) or an optical equivalent