ECOTEST SPECTRA MKS-11GN Operating Manual page 12

•
special nuclear materials:
•
naturally occurring radioactive materials:
226
•
and decay products,
1.2.14 The library can be expanded up to 128 radionuclides via
"Spectra Reader" software in a separate order.
1.2.15 Data communication between the device and the PC is
done via USB.
1.2.16 The device displays signs of the low battery.
1.2.17 The device remains operable under:
- Ambient temperature –20 to +50 °C;
- Relative humidity up to 95 % at 35 °C temperature, non-
condensing;
- Atmospheric pressure from 84 to 106.7 kPa.
1.2.18 The device is tolerant to sinusoidal vibrations by N1 group
according to recommendations of GOST 12997-84 standard.
1.2.19 The device is resistant to single shocks with the following
parameters:
- Shock pulse duration – 6 ms
- Maximum shock acceleration – 50 m/s
1.2.20 The device withstands falls on each of its six edges from a
height of 0.75 m on the concrete floor.
1.2.21 The device remains unaffected by constant and alternating
magnetic field of (50±1) Hz frequency and 400 A/m intensity.
1.2.22 The device is immune to gamma radiation of up to
1.0 Sv/h DER for 50 minutes.
1.2.23 According to GOST 14254-96 standard, the ingress
protection rating of the device is IP67.
1.2.24 The device is resistant to electromagnetic fields of radio-
frequency range in accordance with DSTU IEC 61000-4-3:2007 in
the frequency range from 80 to 1000 MHz at intensity of 10 V/m
(test level 3).
232
Ra, Th
233 235
U, U,
238
U and decay products.
2
.
11
237 239
Np, Pu;
40 138
K, La,