- Nucleonix
Contents
1. button to go to next menu option i e Audio Status AUDIO STATUS There are FOUR options for the user and any one of the options can be selected by A or Y keys D TONE TONE 2 TONE 1 OFF These four options include dual tone Tone2 Tone1 amp off mode Once this option is selected then press PROG key to go to next menu option BAUD RATE Default setting is D TONE 10 Ver Hospital amp General PRM board 5 7 5 8 5 9 5 10 BAUD RATE Baud rate is to be selected for data communication in a networked environment for RS485 communication There are two options as indicated in LCD display BAUD RATE 9600 19200 One can select any of the two options for baud rate by using by AorV keys Having done that user can go to next option by pressing PROG key The next option that appears in LCD display is hardware check Default setting is 9600 IP ADDRESS CALIBRATION FACTOR This is a feature provided in the design to facilitate the user to set calibration factor such that the calibration accuracy is within specified range It may so happen that detector to detector sensitivity may slightly vary amp by setting this value suitably one can get desired calibration accuracy Range provided is 0 75 to 1 25 for calibration factor CALIB XX XX FACTOR By default it is set to 1 00 default If user wants to go through calibration again after changing the calibration factor he may do so Hav2. FOR INTERNAL ELECTRONIC UNIT a Fuse b 3 pin MS Male connector Mains Pin Number 1 2 3 SA i pin MS mount connector Signal Live Neutral Chasis Earth GND FOR EXTERNAL ELECTRONIC UNIT a Fuse 3A b 3 pin MS Male connector Mains pin MS 77 mount connector Pin Number 1 2 A TT iO O DW fig4 a Internal Detector fig4 b External Detector probe Electronic Unit side panel Electronic Unit side panel view view 6 pin MS connector Male connector To Detector Probe Pin Number Signal Signal Live Neutral Chasis Earth GND 6 pin MS panel mount connector GND 5V RS 485 A For connecting to detector side RS 485 B RS485 Transceiver Fraction of HV NC Signal OUT OUT D NC ACK RESET RL1 COM Il RL1 N C Il RL1 N O Il RL1 COM RL1 NCI RL1 NOI No Connection Data Data 14 Ver Hospital amp General PRM board x TU 20 CHAPTER VII CALIBRATION Procedure for Calibration with Source This unit namely Gamma Area Monitor Type GA 720 has been calibrated at Radiation Standard amp Calibration Lab of Nucleonix Systems P Ltd using Gamma Survey Instruments Calibrator of AEA Technology USA It operates in the range of Dose rate mode 0 1 mR hr 100mR hr for Gamma Radiation Calibration Procedure with Gamma Source Cs 137 136 742mCi The instrument is calibrated with gamma instrument calibrator of Nucleoni
3. mR hr or uSv hr or cps or com the maximum permissible scales are 100 1000 2000 and 50 000 respectively User can choose any value upto a max of this upper limit amp a value above the minimum value Any value chosen out of these boundaries will be ignored at the time of saving settings and default values will be loaded In the display chosen unit will appear amp appropriate max value desired can be entered by the user Similar is the case for other units such as Sv hr cps or cpm After selection of max scale user can now select PROG button to go to next menu option as follows Default setting is 100 00mR hr MAX mR hr 4 20mA MIN SCALE MIN mR hr 4 20mA Depending on the scale selected initially appropriate unit i e typical mR hr appears in the display User cannot enter the min scale value which is equal or below the max scale value selected Any value not meeting boundary conditions will be ignored while saving the settings amp default value will be loaded Similar if the engineering unit changed then the min amp max scales are tabulated as follows 12 Ver Hospital amp General PRM board 5 15 5 16 5 17 Engineering Unit Max scale 4 20mA Min scale 4 20mA mR hr 100 00 000 00 Sv hr 1000 0 0000 0 CPS 2000 0000 CPM 50000 00000 Followed by this on pressing PRG button the following menu appears load default settings Note Max amp Min scales are primarily for
4. 5 6 ENTER PASSVVORD Novv to program 6 configure the unit for desired functions or to change preset values user has to go through PROG button key Different menus will appear as follows On pressing PROG key first time unit will display menu as follows prompting the user to enter factory set four digit PASSWORD ENTER i PASSVVORD 9090 To enter the passvvord use A or V keys fthe passvvord entered is correct then itvvill go to next option of the menu as given below amp facilitates the user to enter ALARM SET POINT ALARM SET POINT 720 will show the current default alarm set value of 5 00 mR hr If user wants he can change to another value by A or YV keys ALARM SET POINT XXX XX Once alarm set point is programmed user can Press PROG key once again to go to next option in the menu i e given below Note By default alarm set value is 5 00 mR hr RESET MODE RESET AUTO MANU MODE RESET option user can either set it as AUTO or MANU manual In manual reset user has to press the RESET button to bring back the unit into normal mode once the dose rate falls below the alarm set point In auto mode once the dose rate falls below the alarm set point the unit automatically returns to normal mode and the alarm condition is turned off AUTO MANU option can be selected by A or keys Default setting is Manual Once RESET MODE option is selected user can now press PROG
5. NDN ped pieog UIE N VL AG Joyunoo 9 Ave AQ oav Ud y TLL o S87Su INOd iz joel AH AS 10 09 8q Vu os A00S AH A00S OLCLZ aN 1O 99 q WO qeysd O LL 101 AUO TLL O IIE A Ver Hospital amp General PRM board CHAPTER X FACTORY ACCEPTANCE TEST QA REPORT CALIBRATION DATA FACTORY ACCEPTANCE TEST REPORT FOR AREA GAMMA MONITOR MODEL NO GA720 SI No Date NUCLEONIX SYSTEMS PRIVATE LIMITED Plot No 162 A amp B Phase Il 1 D A Cherlapally Hyderabad 500 051 Ph 91 040 27263701 Fax 27262146 e mail info nucleonix com Document Name FAT Procedures for GA720 22 Ver Hospital amp General PRM board QC REPORT FOR AREA GAMMA MON TOR TYPE GA720 SI No Date 1 MECHANICAL INSPECTION HARDVVARE FIXTURES Observation Hardware fixtures Check the dimensions of the unit OK NOT OK Front Panel control Check the keypad displays amp lamp stickers OK NOT OK proper or not Side panel control Check socket of main card 3 pin connector OK NOT OK relay etc Labels of main unit Check labels of front amp side panel of OK NOT OK ee Label of GM probe Check the labels of probe direction amp OK NOT OK axis of detector 2 MECHANICAL INSPECTION HARDWARE FIXTURES Observation Box painting Check the color of unit OK NOT OK An
6. current loop scaling for control room operation Also in the visual LED display also the same scales are set Any value exceeding this max scale will show as over range as per definition in the LED display However in the lower LCD display it continues to show dose rate as per actual value Default setting is 000 00mR hr LOAD DEFAULT SETTINGS In case the user wants to retain default settings he can skip all the previous menus amp select this menu amp chose option by pressing AorV key for default settings LOAD DEFAULT SETTINGS Followed by this selection amp upon pressing PROG key one would see the menu as given below MODIFY PASSWORD MODIFY PASSWORD YES NO If user wants to change the pass word he can do so by Aor Wkey Select no option to retain same password Having done that finally we have completed all the PROG button functions amp are ready to save settings The next menu that appear as given below SAVE SETTINGS SAVE SETTINGS Use Aor YV keys to save all the above settings These are permanently stored in the EEPROM and will be recalled at next powering on of the instrument Having configured for required settings unit is now ready for operation once settings are saved unit automatically gets into operation mode and starts acquiring dose rates and indicates in the display visually 13 Ver Hospital amp General PRM board CHAPTER VI SIDE PANEL CONNECTOR DETAILS
7. to be set or entered as desired for its operation at the installed location An important note to follow for the user is A key can be used to increase the value at the cursor position toggle the option Y key can be used to shift the cursor position from right to left toggle the option POWER ON CONDITION When instrument is switched on initially the audio visual observations no ticed till the indications shown are stable is called power on condition When the power is switched on the following audio visual indications are noticed First to start with one audio beep is heard Followed by this the following visual indications will be lit Red cluster LED window will flash for a while and goes off Followed by this normal cluster LED window will be lit additionally other LED s for dose rate unit indication will all glow for a while and default selected isn LED will lit permanently The status of LCD and large LED display with power on condition is given in the following table When we switch ON the unit the LCD display will show up GAMMAAREA LCD display MONITOR 1 sec NUCLEONIX Then SYSTEMS 1 sec Followed by this unit goes into acquisition mode and displays the following on 1 2 LED display And 16x2 LCD display XXXX XX mR hr A Character A blinks indicating that dose rate acquisition is ON amp mR hr unit is default stored unit 9 Ver Hospital amp General PRM board 5 3 5 4 5 5
8. 03 Jun 14 122 9 11 Apr 07 144 9 01 Sep 14 122 2 10 Jul 07 144 1 30 Nov 14 121 5 08 Oct 07 143 3 289 F9D 15 k s 120 8 06 Jan 08 142 5 29 May 15 120 1 05 Apr 08 141 7 27 Aug 15 119 4 04 Jul 08 140 9 25 Nov 15 118 7 02 Oct 08 140 1 23 Feb 16 118 1 31 Dec 08 139 3 23 May 16 117 4 31 Mar 09 138 5 21 Aug 16 16 7 29 Jun 09 137 7 19 Nov 16 116 1 27 Sep 09 136 9 17 Feb 17 115 4 AEA Technology ple registered office 329 Harwell Oxfordshire OX11 ORA Registered in England and Wales number 3093862 UOSLIEdUVO JO uoisioad p euuns Z v pue 9 SIN 34 JO 4 lenM oun G pales v JO dn spew 0 UIUIIM q O p A 1 Q 511 S3o lqo Buipunouins pue se Jo y u lisu tul y sJu s id i nd no p yod ay pue o nos Sululol Saul oy o Je noipu di d JO S XE 911 YIM sem BU uondiosqe pue sie Ju Iquue JO pue inss ld pue JO S U DE M anos 11 2 sjqeseoes SIN o 909u 1J J 1
9. 1yr warrantee if you like to send the equipment low cost less than 6 0 lakhs for repairs to our works you may please observe the following procedure Send an e mail with details mentioning that you agree to pay service charges which includes Basic service charges per unit module in the range of Rs 2500 to Rs 10 000 depending on the sophistication of the unit calibration charges if applicable for your equipment cost of components packing charges Return Freight charges actual Once our customer support department responds amp requests you to despatch the equipment to our works for repairs you may do so by following the steps given below Followed by this you can send the equipment straight away if it is within 5 yrs old If the equipment is beyond 5 yrs old then also you can send it for repairs however only after you receive confirmation from Customer Support Division that it is repairable amp is not an obsolete model If the design is obsolete then customer support division CSD may give you buy back offer to replace with new model or upgrade it with electronic circuit boards amp enclosure For all installed equipments costing above Rs 6 0 lakhs which are larger in size amp for which field servicing only is recommended you can obtain a quotation with relevant details by sending an e mail amp avail the services accordingly For all field servicing jobs since we need to depute engineers it is likely to take time
10. 263701 30918055 FAX 91 040 27262146 e mail info nucleonix net In all correspondence regarding the instrument please mention the type serial number of the unit date of supply etc of the unit Ver Hospital amp General PRM board Fig 1 a Internal Detector Electronic Unit Inside view Main PCB ON OFF Switch 41 Micro Controller SMPS Fig 1 b External Detector Probe Electronic Unit Inside view Ver Hospital amp General PRM board CHAPTER INTRODUCTION Gamma Area monitor Micro Type GA 720 GA720H manufactured amp supplied by NUCLEONIX SYSTEMS is designed using state of art microcontroller with embedded code Making it compact amp highly reliable Powerful embedded code adds up and enhances its performances and provides an extra advantage from the angle of fault diagnostics This unit is primarily designed to indicate dose rates in the range of 0 100mR hr This unit will be useful for monitoring Gamma dose rate levels in working areas of Radio Isotope Laboratories Radiology departments Medical amp Industrial Radiological installations apart from its usefulness in Atomic Power Stations and other active labs This unit goes into acquisition mode directly after power on after the initial introduction amp self check It indicates dose rate digitally on 6x7 segment LED display and 16x2 LCD display There are two visual annunicator lamp windows GREEN amp RED for NORMAL amp ACTIVE conditi
11. Ag p iolluou SI UO v JO AVIANISUBS UONeuqijeo pue spuepuels Jo n i su jeuoneN e AG u q pey SAeIJ K 0G pue p LUINISED Q lleEqO BSUOdSAI SOUM UO O8L SKxX0Z l poul uoneBiodioo Jeopey e UNA sem p quos p p je s y JO uolssitu 8 166 Jequuinu jeuas J A P UORE Q IEO Ul SUOI IDUOD insodx 80JNOS G LOL 115 8201 5 0002 50 90 1 16 p inse n 1Ju su B u o iliillAj 269 2610 6 06 s WINISED ON TS L 10 HEH do os syjeasnyoesseyy uo Buiung QNUSAY UHON OV Wodey AVA VININVS VSO weysiowyg spiepue S Ver Hospital amp General PRM board
12. INSTRUCTION MANUAL GAMMA AREA MONITOR INTERNAL DETECTOR EXTERNAL DETECTOR PROBE NUCLEONIX SYSTEMS PRIVATE LIMITED Plot No 162 A amp B PHASE II D A Cherlapally Hyderabad 500 051 Ph 91 040 27263701 30918055 FAX 040 27262146 e mail info nucleonix com File Name 720 7 20 Ver Hospital amp General PRM board S No CHAPTER CHAPTER Il CHAPTER III CHAPTER IV CHAPTER V CHAPTER VI CHAPTER VII CHAPTER VIII CHAPTER IX CHAPTER X Contents Description Unpacking Introduction Front panel and Side panel controls indications diagrams Specifications Installation Operating Instructions Side panel Connector Details Calibration Availing of maintenance calibration services and warranty clause Block diagram amp Description Factory acceptance Test QA Report Calibration Data Ver Hospital amp General PRM board UNPACKING The Gamma Area Monitor Type GA720 GA720H has been thoroughly tested and is dispatched in ready to operate condition However on unpacking and prior to operation it is advisable to check visually and make sure that there is no visible damage caused in transit If any damage to the instrument is observed do not switch ON the unit and report the matter immediately to Customer Support Division Nucleonix Systems Private Limited Plot No 162 A amp B PHASE Il D A Cherlapally Hyderabad 500 051 Ph 91 040 27
13. L amp SIDE PANEL CONTROLS FRONT PANEL CONTROLS NORMAL amp ACTIVE LAMPS The NORMAL lamp GREEN glows during acquisition mode Once dose rate exceeds alarm preset value then the NORMAL lamp turns OFF and the ACTIVE lamp RED blinks Once the dose rate falls below the preset level then i if Reset mode is AUTO then it comes back to normal mode ii if RESET mode is manual then it comes back to normal mode only after RESET key is pressed DOSERATE mR hr 6x7 segment display This provides the visual display of the current dose rate in acquisition mode On pressing EHT key it displays the current EHT value It indicates fault conditions like EHT fail Supply fail It also displays the overrange indication blinking the maximum dose rate STATUS DISPLAY 16x2 LCD dot matrix display This is a 16 X 2 alpha numeric LCD dotmatrix and responds to all the commands from the keypad and displays dose rate in acquisition mode with A blinking It also displays the different parameters of Preset alarm level Reset mode Audio status Baud rate Calibration adjustment Audio frequency adjustment SIDE PANEL CONTROLS MAINS This is a 3 pin MS connector for connecting the power cable ON POWER This is a toggle switch inside the unit that is used to power the unit When the switch is put ON the mains AC power is available to the unit AUDIO ALARM A audio alarm produces loud beeps alternately along with the ACTIVE lamp The audio ala
14. alarm status and Alarm OK NOT OK por I 1 Power supply and Power supplies amp EHT having ripple within OK NOT OK specified limits and to recheck with the data available with test engineers Source calibration Check proper response of the unit with check OK NOT OK 77777 seurewandrignrangesource 17007 Burn in test Check for proper vvorking of the unit for 168 cables Cables Check for proper cable lengths as per OK NOT OK purchase order 1 Specification check list Check for all specifications incorporated as per PO 3 MECHANICAL INSPECTION HARDWARE FIXTURES Description T bsevain 2820870 Check proper fixing of PCB and all connectors OK NOT OK Lables of main unit Check for lables of front and side panels of each OK NOT OK Connector Lables of GM probe Check for the lables of GM probe OK NOT OK Dropping test Dropping test from height of 1meter 6 times on thermocol and re check for proper operation OK NOT OK 1 1 1 1 1 1 1 thermocol sheet Check the fixed clamps amp bolts supplied with unit for wall mountable Manual and spares Check for proper user manual OK NOT OK Tested by Date 24 Ver Hospital amp General PRM board AEA Technology QSA Inc AEA TECHNOLOGY 40 North Avenue Burlington MA 01803 Telephone 781 272 2000 Telephone 800 815 1383 Facsimile 781 273 2216 Source Certificate Radionuclide Cesium 137 Source Model 77302 ISO ANSI Classificat
15. amp also it will cost more which includes Engineer s TA amp DA etc apart from basic service charges cost of spares etc Please note that basic service charges will be different for different products depending upon sophistication Also in some cases it may not be possible to fix up the problems in the field itself in such cases we may advise you to send them to our works For all jobs to be serviced in the field customer is requested to provide adequate details on the nature of problems to enable our engineer to come prepared with adequate spares For any additional information send an e mail to info nucleonix com Atten Customer support division EQUIPMENT REPAIRS SERVICING POLICY FOR EXPORTS Equipments manufactured amp exported are subjected to a well defined quality assurance QA plan amp Factory acceptance tests FAT Nucleonix systems has the following policy to provide maintenance support to overseas customers either directly or through international dealers distributors During amp after warranty For minor problems which can be handled by customers servicing tips have been provided in the user manual servicing manual Also most of the equipments have built in fault diagnostic features which will indicate to the user nature of problem in the equipment Based on the visual indication in the instrument Display user can take corrective action or contact Nucleonix systems by email for help Nucleonix systems will g
16. arrantee The following procedure is to be followed by the customers with in India for availing services repairing facility during warrantee period Equipments are to be sent to our works for availing free repair services during warrantee after the customer receives approval from the customer support division by sending an e mail For all equipments costing less than 6 0 lakhs one year warrantee amp free service is offered when the equipments are sent to our works only For larger systems such as installed systems networked systems specialized systems costing more than 6 0 lakhs during one year warrantee free service is offered at site Field service Engineer will be deputed subject to warrantee terms amp conditions This does not include personal computer related problems for which local computer service provider of the PC vendor is to be contacted Also for software related problems online support will be provided Software support doesn t include cleaning of virus problems etc When the equipments are sent to our works for warrantee services they are to be properly packed with adequate cushion to prevent any transportation damages Nucleonix Systems is not responsible for damages or loss during transportation Packing Freight charge is to be borne by customer when he sends the equipment to our works However when we return after servicing packing will be Nucleonix responsibility amp Freight charges will be to your account Only se
17. d Additionally no of calls per annum required for preventive amp breakdown maintenance may also be indicated Advantage of entering into AMC Equipment services offered will be prompt amp timely Nucleonix systems maintain required spares spare tested PCBs detectors amp other critical components which may become obsolete Obsolescence in electrons is quite rapid If you enter into AMC guaranteed service for the period of AMC will be the responsibility of Nucleonix Systems Nucleonix Systems will maintain Engineers at your disposal to attend to AMC calls on time Without AMC prompt service calls are not guaranteed If some critical components become obsolete then Nucleonix systems may request you to upgrade the product with new model or new electronics which may be expensive if you are not under AMC Training on maintenance servicing To a limited extent we offer training on maintenance repairs at our works to customers on chargeable basis Details can be obtained from our customer support division by customers who may require such services 19 Ver Hospital amp General PRM board CHAPTER IX BLOCK DIAGRAM amp DESCRIPTION Area Gamma Monitor GA720 is shown in block diagram on next page It mainly consists of two parts a Detectors probe with associated electronics b HMain measuring unit with majority of uC based functional electronics amp embedded code DETECTOR PROBE ELECTRONICS This consists of a energ
18. ed on that bracket Instructions to Install the Unit on the wall i The bracket has to be fixed on the wall using anchor bolts as shown in below fig a fig3 a Wall Mounted Bracket mounting the bracket the unit can be screw fitted on the wall mounted bracket as shown in fig b fig3 b Unit fitting to the mounted bracket iii After this connect A C mains power cord to unit and plug it into nearby 230V A C 50HZ mains power socket and switch on the power to the unit There is aA C mains rocker switch provided inside the unit By default it is kept in ON position Hence once external power given unit will switch ON and display indicators will lit By default preset is set to 5 0mr hr User can set to any other alarm preset level as required at that facility The unit goes into dose rate acquisition mode on Power ON after performing hardware self check The dose rate in mR hr is indicated both in the 6x7 segment display and on 16x2 LCD display fig3 c Area Gamma Monitor as seen from front facia 8 Ver Hospital amp General PRM board 5 1 5 2 CHAPTER V OPERATING INSTRUCTIONS INTRODUCTION This chapter illustrates details on configuring and operating the instrument for a desired installation in a plant environment Basically operating instructions are illustrated with the help of menu options responses that appear on LCD LED displays Each of the menus facilitate the user to choose function value
19. il Road etc will not be collected Also you can cover for transit insurance both ways if you wish Nucleonix system is not responsible for any transportation damages or loss during transportation both ways Immediately on receipt of the equipment we will send an acknowledgement amp also a proforma bill by email post Based on the proforma bill once we receive the payment equipment will be dispatched back by similar mode of transportation as mentioned above HOW TO AVAIL CALIBRATION SERVICES FOR FOREIGN CUSTOMERS Foreign customers can calibrate Nucleonix make Radiation monitors equipments in their country at any of their accredited Radiation calibration labs Nucleonix systems will be happy to provide any help and guidance if needed for calibration Alternatively if you send the equipment here to India we can also provide calibration services Calibration Standards Lab amp Facility We have two calibration labs i Low Level Calibration Lab il High Dose Rate Calibration lab Low Level Calibration Lab This has a Cs 137 165 mCi standard Gamma Survey Instruments Calibrator from Amersham This calibration service has NIST Traceability standard Calibration of all portable radiation monitors survey meters contamination monitors Area monitors etc is carried out in this lab upto 1 R hr max dose rates fig 5 Low Level Calibration Lab 18 Ver Hospital amp General PRM board 8 5 Gamma Survey instruments calibrat
20. ing set this amp upon pressing PROG key the next menu option that appears is SET UNIT SET UNIT setting of Engineering unit Here there are four options that appear in the LCD display as shown below SET UNIT mR hr uSv hr cps cpm User can select any one of the four units as required by his plant facility However by default mR hr unit is set at factory Selection is by AorV keys The next menu option that will appear on selection of PROG key after this above function set is DEVICE ADDRESS Default setting is mR hr 11 Ver Hospital amp General PRM board 5 11 5 12 5 13 5 14 DEVICE ADDRESS This is a three character numerical value This is RS485 address of the instrument limits 0 255 Default settings is 000 DEVICE ADDRESS XXX User can select desired three digit address ID of the instrument Use A or Y keys to load this value Having completed this task press PROG button for the next menu i e AUTO ACK AUTO ACKNOWLEDGE This is a selection option for alarm Ack AUTO ACK ON OFF 5 min By AorV one can select or toggle this option If it is selected as ON after 5 minutes automatically alarm is acknowledged amp audio alarm goes MUTE However visual alarm remains active Followed by this the next menu option is MAX SCALE which is prompted on pressing PROG button Default setting is OFF MAX SCALE Depending on the unit chosen i e
21. ion C66546 Source Serial S 1028 IAEA Special Form Certification GB 24 5 Measured Equivalent Activity 161 5 millicurles on 05 Aug 02 Source Physical Size Quality Control Tests Diameter 0 118 in 3 00 mm VVipe Test A lt 0 001 pci Length I 0 118 in 3 00 mm Wipe Test B lt 0 001 uci Maximum 0 167 in 4 24 mm Test Date 05 Aug 02 gt gt _ Decay Data Date Activity Date Activity MilliGuries MilliCuries 05 Aug 02 161 5 26 Dec 09 136 1 03 Nov 02 160 6 26 Mar 10 135 4 01 Feb 03 159 7 24 Jun 10 134 6 02 May 08 158 8 22 Sep 10 133 8 31 Jul 03 157 9 21 Dec 10 138 1 29 Oct 03 157 0 21 Mar 11 132 3 27 Jan 04 156 1 19 Jun 11 131 6 26 Apr 04 155 2 17 Sep 11 130 8 25 Jul 04 154 3 16 Dec 11 130 1 23 Oct 04 153 4 15 Mar 12 129 3 21 Jan 05 152 6 13 Jun 12 128 6 2 1 Apr 05 151 11 Sep 12 127 9 20 Jul 05 150 8 10 Dec 12 127 1 18 Oct 05 150 0 10 Mar 13 126 4 16 Jan 06 149 1 08 Jun 13 125 7 16 Apr 06 148 3 06 Sep 13 125 0 15 Jul 06 147 4 05 Dec 13 124 3 13 Oct 06 146 6 05 Mar 14 123 6 11 Jan 07 145 8
22. it 7 segment LED display driven by multiplexed display driver LCD display indicates all programmable functions amp their values while programming amp it also indicates dose rate in acquisition mode normal situation 72 LED display indicates dose rate in the selected unit such as mR hr or uSv hr or cps or com The other interfaces to micro controller include a Visual alarms ACTIVE amp NORMAL cluster LED array GREEN amp RED with their driver circuit to indicate alarm amp normal condition b A relay driver with relay PCB provides two sets of change over contacts for external use This relay is in energized condition in NORMAL condition of Wide Range Gamma Monitor amp in de energized state in ACTIVE condition c For data transmission from wide range gamma monitor to SCADA RS48 interface have been provide on the controller board This facilitates monitors to have MODBUS compliant communication over RS485 These signals are brought out on a 9 pin D connectors for RS485 Most of the interfacing devices or circuits or peripheral chips are connected to micro controller through 12C bus or ports or I O expanders etc for interfacing 20 Ver Hospital amp General PRM board SIN uld s 2g uoo 0 2 Z peog Aejay Ae dsip juowbes Z y6Ip y Ae dsiq 49212 9 Aejay 5051 EULON An V SULIE V EDS A SULE V olpny Jezzng 1 ALIQ Ae dsiq qa LSA69d
23. licy How to avail calibration services It is best advised that each of the Radiation monitors including Area monitorsare calibrated once in a year When you want to send your Radiation monitor Area monitor Contamination monitor for calibration to our works You may send the equipment for calibration by following the steps given below Our standard calibration charges per equipment All types of Radiation monitors including portable survey meters contamination monitors amp Area Gamma Monitors are Rs 2500 Packing Freight charges You can email a work order accepting these charges Email your work order and despatch send the equipment to our works if it is 5 years old or less including details of mode of transport sent with docket particulars Also mention in your work order amp clearly indicate that you will agree to pay calibration charges amp also equipment repair charges additionally if the unit is faulty amp requires repairs before one can take it up for calibration You are requested to ensure good packing to avoid any transportation damages Especially if there are external detector probes they are to be packed with sufficient soft foam to ensure no damage in transportation Use only the specified following mode of transportation system for dispatching on door delivery basis XPS GATI cargo Courier RPP Speed Post parcel etc Send the equipment on freight paid basis Equipments sent by other methods such as Ra
24. mp elegant The instrument can be offered with compliance to required IP standards Mounting Monitor is wall mountable type Data Storage Microcontroller has on chip EEPROM to store the preset alarm levels and other settings Self Diagnostics The monitor has built in self diagnostics On being powered it performs tests to check for the High voltage supply Detector and pulse processing electronics Power 230 VAC 10 50 Hz single phase supply Environment The instrument will be able to withstand temperature upto 60 deg C and relative humidity upto 90 in radiation areas Front panel keypad Keypad provided on Front Panel facilitates user to configure amp program the Area Monitor deactivated by internal jumper selection 7 Ver Hospital amp General PRM board CHAPTER IV INSTALLATION This unit can be used as wall mounted unit or can be operated as a table top model For wall mounting arrangement the unit is provided with a wall mountable bracket which has been provided with the unit for hanging The unit is provided with two handles for lifting and shifting purposes A suitable wall mount bracket is supplied seperately which is usually fitted to the unit during packing for transportation On receiving at your place and on unpacking one can seperate the wall mounting bracket and it can be anchored with anchor bolts onto the wall as shown in fig3 a This bracket once fixed on the wall the AGM unit can be screw fitt
25. oard CHAPTER VIII AVAILING OF MAINTENANCE CALIBRATION SERVICES AND WARRANTY CLAUSE 8 1 8 2 a WITH IN INDIA GENERAL As per the warranty clause of the company we provide one year warranty during which period we provide free service at our works Hence in case of any mal function in our instruments you are requested to send the unit back to our works by RPP COURIER SPEED POST PARCEL GATI XPS door delivery We shall arrange immediate rectification replacement within two weeks from the date of receipt of the equipment at our place Please note that the equipment will be serviced at our works only The equipment is to be sent to The Servicing Department NUCLEONIX SYSTEMS PRIVATE LIMITED Plot No 162 A amp B PHASE Il D A Cherlapally Hyderabad 500 051 Ph 040 27263701 329145448 32918055 Fax 040 27262146 e mail info nucleonix com www nucleonix com For all the Radiation monitoring equipment detectors built in or external probes will not have one year warranty only inspection warranty at the time of supply is provided Since detectors will may have fragile glass construction we do not provide warranty In case of failure of these components at cost price as per Nucleonix price list user has to buy Note In respect of all types of portable radiation monitors it may be necessary to checkup and recalibrate the equipment once a year at our works EQUIPMENT REPAIRS SERVICING POLICY WITH IN INDIA During W
26. odic printing Check whether the unit is according to OK NOT OK NSPL standard or not 1 Inside chassis Check whether the unit is according to OK NOT OK irradiating NSPL standard or not 1 Front panel Check the printing of letters are polycarbonate OK NOT OK stickers pasted properly or not Heat shrink Check vvhether the cable is having proper OK NOT OK dumpers Check whether all appropriate jumpers OK NOT OK 5 are placed or not Hardvvare screvv star Verified rigid tight fixing of Nuts with washers amp spring washer Nuts screws for main PCB detector PCB SMPS PCB fixures Fuse holder amp A C mains socket amp found to be 23 Ver Hospital amp General PRM board 3 FUNCTIONAL TESTING Description V bs rviin 0 Status at the time of switch The unit should go to acquisition mode on Switch OK NOT ON and displayed in both seven segment LED and 16 X2LCD display respectively Check the front panel keys for about 20 times each keypad segments LED display ON pressing EHT key Programme key Check whether all the items are displayed or not on pressing PRG key ACK and RESET keys Check whether ack and reset keys are working OK NOT OK hub properly in ACTIVE condition Properuorkingoflam s OOS i Normal and active lamp Active glows once the doserate exceeds OK NOT OK ii Alarm Unit gives loud audible sound when the alarm OK NOT OK k ss 1 VVorking of alarm status Check proper vvorking of
27. ons The ACTIVE window flashes during the dose rate alarm condition and in normal condition the NORMAL lamp glows The user interface is through a front panel keypad comprising of EHT PROG INC DEC ACK amp RESET keys PROG key shows up different menu options on successive operation INC DEC are used to scroll select various PROG options ACK and RESET are used for acknowledging and resetting the unit during Active mode The unit has user selectable options like Alarm preset level Baud rate for serial communication Reset mode auto or manual and other system settings Pressing EHT key displays the current EHT value of the detector probe For external detector arrangement the detector can be connected 10 meters away from the monitor through a cable arrangement Some important features of this unit are Microcontroller based design Dose rate range covered 0 1 100 mR hr Auto ranging amp auto TC selection in the range of 16 sec to 0 5 sec depending upon dose rate Large size 6x7 segment LED indication for dose rate Designed using LND GM tube type 712 Large size WINDOWS for NORMAL amp ACTIVE alarm condition 16x2 LCD display dotmatrix display for visualization amp settings of various options ULELLELLU Fig 2 a AGM with internal detector arrangement Fig 2 b AGM with external detector probe arrangement 5 Ver Hospital amp General PRM board 2 1 2 2 2 2 1 2 2 2 2 2 3 CHAPTER Il FRONT PANE
28. or has Cs 137 source 161 5 mCi as on 05 Aug 2002 It is basically a gamma survey instruments calibrator procured from AEA Technologies UK USA Has NIST traceability accuracy within 7 High Dose Rate Calibration Lab This lab has a 8 Ci Co 60 standard housed in a CRC 2 camera operated remotely viewed through CCTV arrangement High dose rate survey meters High level Area monitors etc are calibrated in this lab This CRC 2 camera is housed in a separate concrete building All the radiation monitors manufactured by Nucleonix Systems are authentically calibrated at this facility before they are shipped dispatched r ms F d 222 fig 6 CRC 2 camera has 60 standard obtained from Bhabha Atomic Research Centre Mumbai It is a certified source ANNUAL MAINTENANCE CONTRACT AMC Annual maintenance contract AMC services For all sophisticated instruments amp systems and also for installed monitors amp networked systems in a nuclear facility or a Radiological lab or in a Medical cyclotron facility where no of instruments are networked itis advised that customer enters into an economical Annual maintenance contract with Nucleonix system Detailed AMC proposal can be obtained from our customer support division CSD by giving required inputs Inputs required by our CSD to send you AMC proposal Name year amp data of purchase Sl Nos of equipments Model No s No of equipments for which AMC is require
29. rm can be turned off by pressing ACK key It can be made OFF permanently through the AUDIO ALARM ON OFF option in PROG menu 6 Ver Hospital amp General PRM board CHAPTER 111 SPECIFICATIONS Radiation detected X ray amp Gamma Radiation Range 0 1 mR hr to 100 mR hr Detector Halogen quenched GM tube LND712 Accuracy 10 Full scale Display Auto range direct reading 6 digit 7 segment LED display amp 16x2 LCD display 6 x 7 segment display dose rate information 16x2 LCD for visualization of preset alarm amp other parameters Time Constant Time constant varies continuously from 16 sec to 0 5 sec depending upon countrate Calibration Accuracy 10 throughout the range Calibration Stability Better than 10 over a period of six months Alarm range 0 1 mR hr to 99 9 mR hr Alarm setting accuracy amp stability better than 10 over a period of six months Alarm System a Alarm indication is by flashing Red LED large area window display and through Loud audio alarm b Distinctive EHT Detector failure alarm c The instrument is provided with alarm acknowledgement and Reset switches on front panel d Provision for remote alarm acknowledge and reset Alarm anunciation scheme Visual indication AUC Red LED Normal OFF Abnormal Active Flashing On acknowledgement after being abnormal Steady Red Reset after returning to Normal OFF Monitor Enclosure Vapour tight rugged a
30. rvices are free Please indicate in your correspondence equipment model amp serial number All the equipments are to be sent to our works only on door delivery basis For Door Delivery Transportation contact XPS GATI cargo in your city town or a reliable courier service to pick the consignment from your place For their nearest local address amp phone no s look into their websites Transit insurance if the customer feels is necessary it is to be covered Nucleonix Systems will not receive the equipments sent by other modes of transportation such as Rail Road After servicing equipments will be sent back by same mode of transport such as XPS GATI COURIER RPP 16 Ver Hospital amp General PRM board B 8 3 a All types of Radiation detectors glass ware PMTs etc which are fragile are not covered in warrantee if the failure is due to physical damage external or internal due to shock dropping miss handling etc If the failure is due to a natural fault then only it is covered under warrantee for a limited period of three months However complete electronics is covered for 1 year warrantee You can also send the equipment personally to our works for repairs either during or after warrantee after fixing up with our service dept Customer Support Division If possible we may repair on same day or your person can stay for a day or two amp get it repaired amp or calibrated AFTER WARRANTEE SERVICES On expiry of
31. uide in localizing the defective part module or sub system by interacting with the customer if required Skype will be used for communication During warranty free replacement of sub system or board PCB will be done However customer has to send defective sub system back to Nucleonix system with in 15 days on arranging replacement During amp after warranty any Freight charges amp customs clearance charges are to be borne by customers both ways If it is a manufacturing defect then Nucleonix system will bear the replacement cost of sub system unit However any Freight charges amp customs clearance charges in their country are to be borne by customer After warranty services will be similar to that of services during warranty However customer will have to pay for cost of parts replaced freight charges both ways amp customs clearance charges in both the countries Nucleonix systems plans to introduce audio visuals on web or on CDs to facilitate product demonstration installation amp minor maintenance very soon 17 Ver Hospital amp General PRM board 8 4 8 5 HOW TO AVAIL CALIBRATION SERVICES APPLICABLE ONLY FOR ALL TYPES OF RADIATION MONITORS PORTABLE amp INSTALLED SUCH AS SURVEY METERS amp AREA GAMMA MONITORS FOR INDIAN CUSTOMERS Nucleonix Systems offers radiation calibration services to its customers Calibration services are provided for Nucleonix Systems manufactured products only in general as a company po
32. x Associates This comprises of a 164 mCi 137 gamma source traceable to NIST The monitor is pre loaded with a lookup table for computation of dose rate To calibrate instrument with source expose the detector to below dose rates and record the observed dose rates Detector axis is to be perpendicular to source beam Keep the source at marked up positions for various dose rate and observe the monitor reading Expected Doserate mR hr Observed Doserate mR hr Om m O m r x oomen 82VN x Om 1004087 x SOOmRr 100 0 mR hr Very Important Note Please note that for a required dose rate always choose to keep detector probe at maximum possible distance from source with minimum no of lead block attenuators This is to prevent scattering effect due to attenuator blocks at close distance lt 50 cm Now in case a reading exceeds the tolerance of 10 of expected dose rate then adjust calibration factor or monitor such as to make entire readings fall within 10 of expected dose rate When the manual is dispatched to the customer calibration factor is to be mentioned below and also saved in the instrument program Over Load Test Passed a 10 Times Highest Range Yes No b 50 Times Highest Range Yes No c 100 Times Highest Range Yes No Calibration Factor Calibrated by Calibration Date l Instrument S No Calibration Due Tested By Date 15 Ver Hospital amp General PRM b
33. y compensated detectors namely LND71210 or its equivalent to cover dose rate range of 0 01 100 00 mR hr Detector probe electronics consists of a HV module one energy compensated detector tail pulse to RS485 converter electronics Detector probe receives LV supply and it also receives L ON signal from microcontroller which is active LOW during the time of low range detector being ON amp goes HIGH for high range detector Depending upon the countrate these detectors are switched Also HV fraction is taken from the detector probe into main board ADC to indicate HV failure condition MAIN PCB CIRCUITS Low voltage supplies 24V amp 5V are generated through SMPS amp a switching secondary amp DC DC convertor Both these supplies are used internally to power up various circuits for their functionality A four channel ADC reads fraction of HV amp LVs amp reports to micro controller under program control to indicate HV amp LV failures if any to the user User interface to GA70 is through keypad command buttons EHT PROG INC DEC ACK amp RESET These keys enable the user to configure amp select various programmable options such as alarm set point unit of measurement baud rate for communication calibration factor amp many more such functions etc EEPROM serves as a memory device to store all the configured parameters including instrument ID etc There are two visual displays provided a 16x2 LCD display amp b 6 dig
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