MyRIAM
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Manual_Myriam_EN_10-04-08.doc
(c) SARAD GmbH
Страница 1: ...Myriam_EN_10 04 08 doc c SARAD GmbH User Manual MyRIAM Version 04 2008 SARAD GmbH Tel 49 0 351 6580712 Wiesbadener Stra e 10 FAX 49 0 351 6580718 D 01159 Dresden e mail support sarad de GERMANY intern...
Страница 2: ...ons 6 Gamma interference high count rates and shock rejection 6 Data transfer 7 Battery and Charger 7 Filter replacement 8 Maintenance 8 Technical Data 9 Detection thresholds and detection limits 10 S...
Страница 3: ...olled area Stopping the measurement and reading saving the acquired data Recharging the internal batteries if necessary At the end of an observation period Starting the measurement using the Filter An...
Страница 4: ...ffers a special operation mode where the pump remains switched off during the measurement The influence of the Radon daughters will become negligible and the detection limit may decreased as required...
Страница 5: ...he button for at least five Seconds If the Myriam is turned on again the data can be read via the infrared interface Pressing the button for a second time will start a new sample and the old data are...
Страница 6: ...he calculated dose value drops below the adjusted limit This situation can take place if the alert has been initiated by a high Gamma radiation or by a strong mechanical shock or continuous mechanical...
Страница 7: ...the measurement must be stopped before Battery and Charger The Myriam is powered by internal NiMH batteries Using the Sampling Mode running pump an operation period of more than 20 hours is guaranteed...
Страница 8: ...as well Maintenance The Myriam contains a high quality membrane pump to collect the aerosols on the filter This ensures a long life time and a very stable flow rate during the operation Like all move...
Страница 9: ...Integration Interval 1 255 Minutes one Minute steps Detector 150 mm ion implanted silicon detector Pump 0 25 L min Filter 0 8 m PTFE operable 1 Month at normal dust exposure Alpha Spectroscopy 2 8 10...
Страница 10: ...limits are given for the most radio toxic nuclides Pu 239 and Sr 90 without Y 90 The dose coefficients e50 of those nuclides are derived from the ICRP68 standard for inhalation 4 7E 5 Sv Bq Pu 239 an...
Страница 11: ...ion interval are stated below Fig 2 Detection Limit Threshold 3 for Ti 60 min After finishing the observation period e g one month the inhalation dose for the whole period can be determined by using t...
Страница 12: ...he first time the Windows system detects the new hardware and starts the installation assistant The installation assistant will ask for a sufficient driver which is available on the Myriam installatio...
Страница 13: ...le can be started also by pressing the button STOP Stops the running sample if not yet stopped and loads the acquired data and the instrument information from the Myriam to the PC During the data tran...
Страница 14: ...p or using the Filter Analysis mode without pump Using the radio button group Push Button locks and unlocks the push button of the Myriam The edit fields in the lower part are important for the dose c...
Страница 15: ...asurement After completion of each sequential interval a data record will be stored into the internal data logger If the check box Beep is marked the internal buzzer will sound for each keystroke Sets...
Страница 16: ...the set up dialog and the graphic window are the same like selected in the main window before independent on the recent settings of the instrument If the parameters have been transmitted to the instr...
Страница 17: ...specially at low exposures and short integration intervals the true value may be lower or higher than the displayed one It is strictly recommended to take a look at the acquired time distribution If n...
Страница 18: ...MyRIAM 18 Manual_Myriam_EN_10 04 08 doc c SARAD GmbH...
