MKS-05 TERRA

Features

• Big display with luminescent backlight
• Simultaneous indication of units of measurement, measurement errors, threshold level, and real-time on the display
• Analog ten-segment indicator of registered radiation intensity
• Ability to perform measurements with a preset error
• Four-level indication of battery discharge
• Built-in memory which allows storing up to 1 200 measurements
• Five independent measuring channels with the alternate indication of data on the single liquid crystal display
• Built-in gamma, beta-sensitive Geiger-Muller counter
• Prompt evaluation of gamma background within 10 seconds
• Automatic subtraction of gamma background at measurement of beta contamination
• Measurement results averaging, manually and automatically interrupted
• Automatic setting of measurement intervals and ranges
• Audio, vibration, and vibration-audio alarm of each detected gamma-quantum or beta-particle that can be switched off
• Two-tone audio, vibration, and vibration-audio alarm of exceeded programmed threshold levels
• Clock and alarm clock

Purpose Of Use

• Measurement of ambient dose equivalent rate (DER) of gamma and X-ray radiation (photon-ionizing radiation)
• Measurement of ambient dose equivalent (DE) of gamma and X-ray radiation
• Measurement of surface beta-particles flux density
• Measurement of ambient dose equivalent accumulation time

Delivery Kit

• dosimeter-radiometer
• leather case
• operating manual
• package

Характеристики

Measurement range of photon-ionizing radiation DER	0.1 … 9 999 µSv/h
Main relative permissible error limit of photon-ionizing radiation DER measurement with confidence probability of 0.95	(15+2/P) %
where P is a numeric value of the measured DER in μSv/h
Measurement range of photon-ionizing radiation DE	0.001 … 9 999 mSv
Main relative permissible error limit of photon-ionizing radiation DE measurement with confidence probability of 0.95	±15 %
Energy range of registered photon-ionizing radiation	0.05 … 3 MeV
Energy dependence when measuring gamma radiation DER and DE relative to 0.662 MeV energy (¹³⁷Cs) in the energy range from 0.05 to 1.25 MeV, not more	±25 %
Measurement range of surface beta-particles flux density	10 … 100 000 part./(cm²·min)
Main relative permissible error limit of beta-particles flux density measurement with confidence probability of 0.9	(20+200/B) %
where B is a numeric value of the measured surface flux density in part./(cm²·min)
Energy range of registered beta-particles	0.5 … 3 MeV
Measurement range of DE accumulation time	9 999 h
Resolution of DE accumulation time display in the range of 0 h to 100 h	1 min
Resolution of DE accumulation time display in the range of 100 h to 9 999 h	1 h
Absolute permissible error limit at DE accumulation time measurement during 24 h	±1 min
Time of the dosimeter operating mode setting, not more	1 min
Battery life (AAA x 2 of 1 280 mAh capacity) under +20 °С temperature, natural background radiation and switched off display backlight, not more	2 000 h
Operating supply voltage	3 V
Operating temperature range	-20 … +50 °C
Dimensions, not more	55 × 26 × 120 mm
Weight, not more	0.2 kg

Документи

• Operating manual (EN, PDF)