RAD-60 DOSIMETER USER'S GUIDE
Contents
1. Change dose rate alarm level drA There are 6 different levels for dose rate alarm 10 uSv h 100 uSv h 1 mSv h 10 mSv h 100 mSv h 1 Sw h or 1 mR h 10 mR h 100 mR h 1 R h 10 R h 100 R h and 0 User can select any of these for alarm level If O is selected then alarm is deactivated Press push button shortly until Display changes to drA Press push button until a bleep occurs Current dose rate alarm level blinks Select alarm level by short pushes Confirm the selected level with long push until a long bleep occurs Battery and display test dl A Press push button shortly until Display changes to dI A Press push button until a bleep occurs The alarm sounds for 5 seconds If the battery symbol occurs on the display after the test then the battery is weak and shall be replaced 3 Low battery normal operation al The battery symbol is blinking all the time and the audible alarm is a long bleep once an hour The dose measurement is continued Note Push button functions are disabled during low battery Low battery when switched on Lob The display shows Lob and the battery symbol is blinking Audible alarm is short bleep once a second The dose measurement is prevented Dose alarm or Dose rate alarm Blinking display The dose dose rate display is blinking and the continuos audible alarm is on The dose alarm can be reset by pressing the push button The display changes to previously2. RAD 60 DOSIMETER USER S GUIDE The RAD 60 is a Digital Pocket Alarm Stand Alone Dosimeter designed for use by people who may be exposed to gamma and X ray radiation during their work It provides programmable dose rate and dose alarms RAD 60 is microprocessor controlled and is operated using the display and the push button The push button gives a bleep each time it is pressed To complete an action release button or press again bleep and hold down until a second bleep is heard The three digit display shows dose dose rate and various messages The display and sound signal are used to indicate alarms dose dose rate low battery defect dose dose rate overflow The RAD 60 is ready for use after the battery has been installed It must be worn in a chest pocket pocket clip on the outside with no metal objects in the same pocket RAD 60 Top view Display R A D OS Pocket clip Da Audible Alarm Push button Switch on Press push button until all segments are displayed The dose dose rate is displayed within 5 seconds s AAA Change display dose dose rate Press push button once Display changes to dose dose rate for 10 seconds Change display mode permanently dose dose rate Press push button once Display changes to dose dose rate Press push button until a bleep occurs The display mode is now changed Switch off OFF Press push button shortly until Display cha
3. he battery compartment cover with a coin Remove the old battery and replace with new one The pole goes in first Use only AAA alkaline battery IEC LRO3 Close the cover After battery replacement the dosimeter automatically turns on Note After fitting a fresh battery it is recommended to perform the functional test dl A If the battery symbol appears on the display after the test refit the battery RADOS RADOS Technology Oy P O Box 506 FIN 20101 Turku Finland Tel 358 2 468 4600 Fax 358 2 468 4601 RADOS Technology GmbH Ruhrstra e 49 D 22761 Hamburg Germany Tel 49 40 851 930 Fax 49 40 851 932 56 Doc no 2096 4753 v 1 1
4. nges to OFF Press push button until a bleep occurs The display goes blank Chirp on off CHr Press push button shortly until Display changes to CHr Press push button until a bleep occurs The chirp is activated deactivated The mark is displayed when the chirp is active Reset cumulative dose CLr Press push button shortly until Display changes to CLr Press push button until a bleep occurs Display blinks cumulative dose Press push button until a bleep occurs The cumulative dose is now reset Show dose alarm level dAL Press push button shortly until Display changes to dAL Press push button until a bleep occurs Current alarm level is displayed Wait for return to dose dose rate display Change dose alarm level dAL There are 6 different levels for dose alarm 10 uSv 100 uSv 1 mSv 10 mSv 100 mSv 1 Svor 1 mR 10 mR 100 mR 1 R 10 R 100 R and 0 User can select any of these for alarm level If 0 is selected then alarm is deactivated Press push button shortly until Display changes to dAL Press push button until a bleep occurs Current dose alarm level is blinking Select alarm level by short pushes Confirm the selected level with long push until a long bleep occurs Show dose rate alarm level drA Press push button shortly until Display changes to drA Press push button until a bleep occurs Current alarm level is displayed Wait for return to dose dose rate display
5. selected mode Audible alarms Dose rate 4 bleeps each second Dose en 1 bleep in two seconds Simultaneous Dose and Dose rate alarm The dose rate display is blinking and the continuous audible alarm is on The dose rate alarm is dominating Reset the alarm by pressing the push button The display changes to previously selected mode Dose overflow alarm doo Dose rate overflow alarm dro When measurement limits are exceeded display shows doo dose overflow alarm dro dose rate overflow alarm Audible alarms Dose rate OFL _ 8 bleeps each second Dose OFL 2 bleeps each second Overflow alarms cannot be reset Error DEF Er The display blinks between text DEF and Er number The continuous audible alarm is on The dose measurement is prevented If there is only blinking Er number text on the display the dose measurement may be continued Only visual alarm is given no audible alarm Error codes and types Er1 Calibration Er3 Detector Er2 NVRAM Er4 RAM memory If error should occur write down the Error number Er number and return the dosimeter for servicing Maintenance and Decontamination No specific maintenance is required except for periodic check of calibration Cleaning and decontamination may be done with decontamination solutions suitable for use with ABS polymer and polycarbonate materials Replacement of the alkaline battery Open t
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