User guide

www.mirion.com
www.hp-mirion.com
Mirion Technologies (MGPI) Inc
5000 Highlands Parkway
Suite 150
Smyrna Georgia 30082
USA
T +1.770.432.2744
F +1.770.432.9179
Mirion Technologies (MGPI) SA
Lieu-Dit Calès,
Route d’Eyguières
F-13113 Lamanon
France
T [phone]
F [phone]
Mirion Technologies (RADOS) Oy
P.O. Box 506
FIN-20101 Turku
Finland
T [phone]
F [phone]
Mirion Technologies (RADOS) GmbH
Ruhrstrasse 49
DE-22761 Hamburg
Germany
T [phone]
F [phone]
Mirion Technologies Shanghai Branch
Room 801, 78 Jiangchang
San Lu, Zhabei District
Shanghai 200436
China
T [phone]
F [phone]
RDS-31 Multi-purpose Survey Meter
Portable Survey Meters
Connection of GMP-12 series, GMP-11/15, TGS and Alpha external probes through a suitable cable/adapter.
TECHNICAL SPECIFICATIONS:
Radiological Characteristics • radiation detected: gamma and X-rays, 48keV...3MeV. Alpha, Beta radiation with an external probe
• detectors: one energy-compensated GM tube, energy response according to ambient dose
equivalent H*(10)
• dose rate measurement range: 0.01 μSv/h...0.1 Sv/h or 1 μrem/h...10 rem/h
• dose measurement range: 0.01 μSv...10 Sv or 1 μrem...1000 rem
• resolution: three signi cant digits or 0.01 μSv/h on dose rate and 0.01 μSv on dose ( 1 μrem/h on dose rate and
1 μrem on dose)
• calibration accuracy: ± 5%,
137
Cs , calibration direction and in the calibration  eld, temperature +20 °C (68°F)
• dose rate linearity: ± 15% ± least signi cant number 0.05 μSv/h...0.1 Sv/h (5 μrem/h to 10rem/h)
• variation of the response due to photon radiation energy and angle of incidence: ( R
E,A
)
71% < R
E,A
< 160% (48 keV...3 MeV); ± 60°
Functional Characteristics • two buttons to operate the instrument
• con gurable units: Sv(/h), R(/h), with external detector Gy(/h), cps, cpm, dpm and Bq
•  exible histogram functions ( dose rate, dose, diagnostic logging depending on con guration, time stamp,
optional location control for mapping and repeating room measurement analysis)
• additional histogram analyzing capabilities on CSW-software
• real time clock function
• con gurable audible, visual and vibration alarm
• RF-communication and USB-communication with suitable adapter
• 128x64 pixel graphic display with special symbols for alarm, external probe, battery, RF-communication, vibra-
tion alarm, chirp and mute
Electrical Characteristics • power supply: 2 AA size batteries (alkaline or NiMH)
• contacts for external power and charging of NiMH battery (charging conditions +5... +35°C)
• operation time with fresh alcaline batteries more than 4 months at background radiation at +23°C, 8 h use/24h
• operation time with fully charged NiMH batteries more than 1 month at background radiation at +23°C, 8 h
use/24h. At higher/lower temperatures the operation will be shorter.
Mechanical Characteristics • case high impact durable plastics reinforced with glass  bre
• ergonomic design, rubber grip and cushion around the case
• enclosure class IP67 (IEC 60529), water proof including battery compartment
• dimensions: 100 x 67 x 33 mm (3.93 x 2.63 x 1.29 in)
• weight: 175 g without batteries (0.385 lb), 220 g with batteries (0.485 lb)
• wrist/neck strap
• belt clip
Environmental Characteristics • -25°C...+60°C (-40°F to 131°F), operating temperature
• -40°C...+70°C (-40°F to 158°F), storage temperature
• relative humidity: up to 85% at +35°C (95 °F)
• ful lls the RF-immunity levels of applicable standard
Options • electrical cradle or mechanical cradle e.g. for easy vehicle  xing
• table top model
• pocket/belt clip/pouch
NOTE: SINCE NORMS, SPECIFICATIONS AND DESIGNS ARE SUBJECT TO OCCASIONAL CHANGE, PLEASE ASK FOR CONFIR-
MATION OF THE INFORMATION GIVEN IN THIS PUBLICATION
20996078_RDS31_EN_C