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ECOTEST BDBG-15S-09 Operating Manual

Detecting unit of gamma radiation
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BDBG-15S-09
DETECTING UNIT OF GAMMA RADIATION
Operating manual
ВІСТ.418266.038-02 НЕ

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  • Page 1 BDBG-15S-09 DETECTING UNIT OF GAMMA RADIATION Operating manual ВІСТ.418266.038-02 НЕ...

  • Page 2: Table Of Contents

    CONTENTS 1 DESCRIPTION AND OPERATION ............... 2 2 PROPER USE ....................7 3 MAINTENANCE .................... 8 4 CERTIFICATE OF ACCEPTANCE ..............11 5 PACKING CERTIFICATE ................12 6 WARRANTY ....................13 7 REPAIR ......................14 8 STORAGE AND PUTTING IN PROLONGED STORAGE......15 9 SHIPPING .......................15 10 DISPOSAL ....................15 APPENDIX А...

  • Page 3: Description And Operation

    SGDU - scintillation gamma radiation detecting unit 1 DESCRIPTION AND OPERATION 1.1 Purpose of use of the BDBG-15S-09 detecting unit The BDBG-15S-09 detecting unit of gamma radiation (hereinafter called the detecting unit) is an intelligent device with full cycle of gamma radiation parameters processing and is designed to measure ambient dose equivalent rate H ...
  • Page 4 Unit of Standardized value Name measure according to the ment specifications 3 Scintillation detector sensitivity to Cs pulse/s per 1 μSv/h, not less than 4 Energy range of registered gamma 0.05 – 3.00 radiation 5 Energy dependence of measurement results of the detecting unit at gamma 25 radiation DER measurement in the energy range of 0.05 MeV to 1.25 MeV...
  • Page 5 1.2.2 Use environment 1.2.2.1 Concerning the resistance to climatic and other environmental factors, the detecting unit meets the requirements of ГОСТ 12997-84 standard for group C4 with addendums outlined below. 1.2.2.2 The detecting unit is resistant to the influence of the following climatic factors: о...
  • Page 6 (Figure 1). The BDBG-15S-09 unit consists of a body, which is formed by the basis (1) and the cover (2) as well as other components located inside it. The main...
  • Page 7 1.4.2 Operation principle of the detecting unit The detecting unit consists of an ARM-microcontroller, a high sensitivity detector, a low sensitivity detector, a supply voltage former, a heat sensor and RS-485 or UART (Rx, Tx – 3.3 V) interface node. The scintielectronic gamma detector based on CsJ(Tl) scintillator of 9 cm volume and semiconductor photomultiplier are used as the high sensitivity...

  • Page 8: Proper Use

    2 PROPER USE 2.1 Operating limitations 2.1.1 The detecting unit is a complex electronic device that should be serviced competently. 2.1.2 Study this document before you start using the detecting unit. All requirements stated in the technical documents for the detecting unit should be precisely met.

  • Page 9: Maintenance

    3 MAINTENANCE 3.1 Technical maintenance of the detecting unit 3.1.1 General instructions The list of operations during technical maintenance (hereinafter the TM) of the detecting unit, order and peculiarities of operational phases are given in the Table 3.1. Table 3.1 - List of operations during maintenance Maintenance type during List of operations...
  • Page 10 Boric acid (Н ВО 1216 g/l) is recommended to be used as the decontamination solution. One of the following decontamination solutions of compound 8, 9 or 10 (Appendix 3 of ГОСТ 29075-91 standard) are also permitted: - 5 % solution of citric acid in ethyl alcohol С Н...
  • Page 11 3.1.3.4 Refreshment of damaged painting Refresh damaged painting of the detecting unit housing with the help of the ЕП-140 enamel (light gray). Thoroughly select the color tone to avoid a considerable difference of lacquer coating. Remove contamination from the segment that needs painting. Brush on a level layer of paint on the surface. 3.1.3.5 Verification of the device 3.1.3.5.1 Devices should be verified during operation (periodic verification at least once a year) and after repair according to verification...

  • Page 12: Certificate Of Acceptance

    4 CERTIFICATE OF ACCEPTANCE BDBG-15S-09 detecting unit gamma radiation ВIСТ.418266.038-02 type with _____________________ serial number meets the ТУ У 26.5-22362867-035 standard technical requirements, is verified and accepted for use. Date of manufacture ________________________ Quality Control Department: Stamp here ___________________ (signature)

  • Page 13: Packing Certificate

    5 PACKING CERTIFICATE BDBG-15S-09 detecting unit gamma radiation ВIСТ.418266.038-02 type with ___________________ serial number is packed by the PE “SPPE “Sparing-Vist Center” in accordance with the ТУ У 26.5-22362867-035 standard technical requirements. Date of packing ___________________ Stamp here Packed by ___________________ (signature)

  • Page 14: Warranty

    6 WARRANTY 6.1 The manufacturer warrants that the detecting unit meets the technical requirements, provided that the user observes the operating, shipping and storage terms described in the ВІСТ.418266.038-02 НЕ operating manual. 6.2 The warranty period of the detecting unit shall terminate and be of no further effect in 24 months after the date of putting it into operation or after the warranty period of storage terminates.

  • Page 15: Repair

    7 REPAIR 7.1 In case of failure or troubles during the warranty period of the detecting unit or after its completion, the user should draw up a statement about the necessity of repair, and deliver the dosimeter to the manufacturer at the address: PE “SPPE “Sparing-Vist Center”...

  • Page 16: Storage And Putting In Prolonged Storage

    8 STORAGE AND PUTTING IN PROLONGED STORAGE 8.1 Before putting in operation, the detecting unit should be stored in the packing of the producer enterprise in storehouses under 1 (Л) conditions in compliance with ГОСТ 15150-69 standard. The storage period should not exceed one year.
  • Page 17 APPENDIX А COMMUNICATIONS PROTOCOL OF THE DATA DISPLAY SYSTEM AND THE DETECTING UNIT А.1 Data frames exchange between the detecting unit and the data display system is done via the RS-485 in a half-duplex mode. Exchange parameters: - rate: 19200 bps; - data word length: 8 bit;...
  • Page 18 unit records the new address value in the nonvolatile memory and not later than in 5 seconds starts responding to the frames with the new address. To simplify the work with several detecting units (up to 15) that are simultaneously connected to the data display system via one RS-485 interface, broadcast address 0Fh is used.
  • Page 19 “Current DER” frame format – detecting unit to data display system D7 D6 D5 D4 D3 D2 D1 D0 1 Byte 55h - start-of-frame character Byte AAh D7...D4 - “Current DER” frame code А3 А2 А1 А0 D3...D0 - detecting unit’s address DER0 (low byte) DER, DER1...
  • Page 20 “Current temperature” frame format – detecting unit to data display system D7 D6 D5 D4 D3 D2 D1 D0 Byte 55h - start-of-frame character Byte AAh D7...D4 – “Temperature” frame code А3 А2 А1 А0 D3...D0 - detecting unit’s address Temperature, binary number S=0-above-zero temperature S=1-below-zero temperature...
  • Page 21 “Address change” frame format - data display system to detecting unit D7 D6 D5 D4 D3 D2 D1 D0 Byte 55h - start-of-frame character Byte AAh D7...D4 – “Address change” frame code А3 А2 А1 А0 D3...D0 – current address of the detecting unit D3...D0 –...
  • Page 22 A.3.2 Communications protocol with an 8-bit address field (v1.3). To receive a measured DER value from the detecting unit, the data display system should transmit the “DER query1” frame to the detecting unit. The detecting unit will respond in 5 ms to 15 ms with the “Current DER1” frame, where current DER, maximum statistical error of its measurement, and self-testing results of the detecting unit will be displayed.
  • Page 23 or by the formula: T = (5 mS + t × 8 mS) + 125 mS , (А.3) if the response delay coefficient to the broadcast query t falls within the range of 16 to 255. Broadcast query allows you to conveniently implement auto-detection of the detecting units that are connected/disconnected to the data display system during system operation.
  • Page 24 16. Frame «Expert» BLOCK = 6 from BDBG (reply 768÷ 895 spectrum channels) 17. Frame «Expert» BLOCK = 7 BDBG (query 896 ÷ 1023 spectrum channels) 18. Frame «Expert» BLOCK = 7 from BDBG (reply 896 ÷ 1023 spectrum channels) 19.
  • Page 25 “DER query1” frame format – data display system to detecting unit: D7 D6 D5 D4 D3 D2 D1 D0 1 Byte 55h - start-of-frame character Byte AAh D7…D4– protocol v1.3 character D7...D0 – detecting unit’s address address* D7…D0– “DER query” frame code arithmetical checksum with a control carry...
  • Page 26 "Intensity query for 100 msec" frame format - data display system to detecting unit: D7 D6 D5 D4 D3 D2 D1 D0 1 Byte 55h - start-of-frame character Byte AAh 0 D7…D4– protocol v1.3 character address D7…D0– detecting unit’s address* D7…D0–“Intensity for 100msec”...
  • Page 27 “Temperature query1” frame format –data display system to detecting unit D7 D6 D5 D4 D3 D2 D1 D0 1 Byte 55h - start-of-frame character Byte AAh D7…D4–protocol v1.3 character D7...D0 – detecting unit’s address address* D7…D0–“Temperature query1” frame code arithmetical checksum with a control carry * - 0FFh address –...
  • Page 28 “Serial # query1” frame format –data display system to detecting unit D7 D6 D5 D4 D3 D2 D1 D0 1 Byte 55h - start-of-frame character Byte AAh D7…D4–protocol v1.3 character D7...D0 – detecting unit’s address address* D7…D0–“Serial # query1” frame code arithmetical checksum with a control...
  • Page 29 “Address change1” frame format - data display system to detecting unit D7 D6 D5 D4 D3 D2 D1 D0 Byte 55h - start-of-frame character Byte AAh D7…D4–protocol v1.3 character D7...D0 – detecting unit’s current address address D7…D0– “Address change1” frame code D7…D0–new address of the detecting new address...
  • Page 30 “Expert” frame format - data display system to detecting unit 0x0B – Expert (spectrum, DER, temperature, error) D7 D6 D5 D4 D3 D2 D1 D0 1 Byte 55h - start-of-frame character Byte AAh D7…D4–protocol v1.3 character D7...D0 – detecting unit’s address address D7…D0–“Expert”...
  • Page 31 “Expert” frame format - detecting unit to data display system D7 D6 D5 D4 D3 D2 D1 D0 1 Byte 55h - start-of-frame character Byte AAh D7…D4–protocol v1.3 character D7...D0 – detecting unit’s address address D7…D0–“Expert” frame code Byte Spectrum block number BLOCK structure following data...
  • Page 32 Given BLOCK = 8 D7 D6 D5 D4 D3 D2 D1 D0 Low byte Obtained spectrum accumulation period, s. High byte DER0 (Low byte) DER, DER1 fixed point number, DER2 Least significant bit = 0.01 µSv/h DER3 (High byte) Byte Statistical error of measurement D0,D1 - self-testing results of the detecting unit...
  • Page 33 Given BLOCK = 9 D7 D6 D5 D4 D3 D2 D1 D0 Password (0x8C) a = 1 – spectrum accumulation started a = 0 – failure to start spectrum accumulation; 254 reservation bytes – the counter of spectrum accumulation period is reset and spectrum accumulation starts again.
  • Page 34 “Expert1” frame format –data display system to detecting unit 0x8B – Expert1 (spectrum, DER, temperature, error) D7 D6 D5 D4 D3 D2 D1 D0 1 Byte 55h - start-of-frame character Byte AAh D7…D4–protocol v1.3 character D7...D0 – detecting unit’s address address D7…D0–“Expert1”...
  • Page 35 “Expert1” frame format - detecting unit to data display system D7 D6 D5 D4 D3 D2 D1 D0 1 Byte 55h - start-of-frame character Byte AAh D7…D4–protocol v1.3 character D7...D0 – detecting unit’s address address D7…D0–“Expert1” frame code Byte Spectrum block number BLOCK structure following data...
  • Page 36 D7=0- normal operation of heat sensor D7=1-failure of heat sensor Low byte Pulses per second (integrated) High byte Byte Device model. 0хDD – BDBG-15S-09 Serial #_0 (Low byte) Serial #_1 Serial # of the detecting unit Serial #_2 Serial #_3 (High byte) Year...
  • Page 37 Given BLOCK = 9 D7 D6 D5 D4 D3 D2 D1 D0 Password (0x8C) a = 1 – spectrum accumulation started a = 0 – failure to start spectrum accumulation; 2067 reservation bytes – the counter of spectrum accumulation period is reset and spectrum accumulation starts again.
  • Page 38 А.4 Checksum for data communications using v1.3 protocol is calculated according to Figure A.1. byte arithmetical summation checksum partial result carry partial result carry checksum Figure А.1 - Checksum calculation algorithm...
  • Page 39 APPENDIX B HR10A-7R-4P(73) interface connection serves to connect the main system to the detecting unit. The connection contains the following signals: Signal Contact Circuit A (RS-485) or Rx (3.3 V) Circuit B (RS-485) or Tx (3.3 V) Supply voltage (7 V-30 V) Total...
  • Page 40 APPENDIX C STORAGE Date Position, name and Storage conditions signature of the responsible of placing in of removing official storage from storage...
  • Page 41 APPENDIX D TROUBLE RECORD DURING USE Position, Cause of Date and name and trouble, time of signature of Type (external number of Action taken trouble manifestation) the person operation and claim note of trouble responsible Operating hours of the for solving mode failed element the problem...
  • Page 42 APPENDIX E PERIODIC VERIFICATION OF KEY SPECIFICATIONS...
  • Page 43 APPENDIX F REPAIR...
  • Page 44 APPENDIX G VERIFICATION AND INSPECTION RESULTS Position, name Type of Result of and signature of Date verification or verification or the person Note inspection inspection responsible for verification...
  • Page 45 BDBG-15S-23 DETECTING UNIT OF GAMMA RADIATION Operating manual ВІСТ.418266.039-02 НЕ...
  • Page 46 CONTENTS 1 DESCRIPTION AND OPERATION ..............2 2 PROPER USE ....................7 3 MAINTENANCE .....................8 4 CERTIFICATE OF ACCEPTANCE .............. 11 5 PACKING CERTIFICATE ................12 6 WARRANTY ....................13 7 REPAIR ......................14 8 STORAGE AND PUTTING IN PROLONGED STORAGE ......15 9 SHIPPING .......................

  • Page 47: Description And Operation

    This operating manual (the OM) is intended to inform the user about principles of operation, rules of application, maintenance, storage and shipping of the BDBG-15S-23 detecting unit of gamma radiation. The OM contains the following abbreviations: H  - ambient dose equivalent rate of gamma radiation;...
  • Page 48 Unit of Standardized value Name measure according to the ment specifications 3 Scintillation detector sensitivity to Cs pulse/s per 1 μSv/h, not less than 4 Energy range of registered gamma 0.05 – 3.00 radiation 5 Energy dependence of measurement results of the detecting unit at gamma 25 radiation DER measurement in the energy range of 0.05 MeV to 1.25 MeV...
  • Page 49 1.2.2 Use environment 1.2.2.1 Concerning the resistance to climatic and other environmental factors, the detecting unit meets the requirements of GOST 12997-84 standard for group C4 with addendums outlined below. 1.2.2.2 The detecting unit is resistant to the influence of the following climatic factors: о...
  • Page 50 1.3 Delivery kit of the detecting unit The delivery kit of the detecting unit consists of units and maintenance documentation, presented in Table 1.2 Table 1.2 - Delivery kit of the detecting unit Type Name Q-ty Note BDBG-15S-23 detecting ВІСТ.418266.039-01 unit of gamma radiation ВІСТ.418266.039-02 НЕ...
  • Page 51 1.4.2 Principle of the detecting unit operation The detecting unit consists of an ARM-microcontroller, a high sensitivity detector, a low sensitivity detector, a supply voltage former, a heat sensor and RS-485 or UART (Rx, Tx – 3.3 V) interface node. The scintielectronic gamma detector based on CsJ(Tl) scintillator of 23 cm volume and a semiconductor photomultiplier is used as the high...

  • Page 52: Proper Use

    2 PROPER USE 2.1 Operating limitations 2.1.1 The detecting unit is a complex electronic device that should be serviced competently. 2.1.2 Study this document before you start using the detecting unit. All requirements stated in the technical documents for the detecting unit should be precisely met.

  • Page 53: Maintenance

    3 MAINTENANCE 3.1 Technical maintenance of the detecting unit 3.1.1 General instructions The list of operations during technical maintenance (hereinafter the TM) of the detecting unit, order and peculiarities of operational phases are given in the Table 3.1. Table 3.1 - List of operations during maintenance Maintenance type during List of operations...
  • Page 54 Boric acid (Н ВО 1216 g/l) is recommended for use as the decontamination solution. One of the following decontamination solutions of compound 8, 9 or 10 (Appendix 3 of GOST 29075-91 standard) are also permitted: - 5 % solution of citric acid in ethyl alcohol С Н...
  • Page 55 3.1.3.4 Refreshment of damaged painting Refresh damaged painting of the detecting unit housing with the help of the ЕП-140 enamel (light gray). Thoroughly select the color shade to avoid a considerable difference of lacquer coating. Remove contamination from the segment that needs painting. Brush on a level layer of paint on the surface. 3.1.3.5 Verification of the device 3.1.3.5.1 Devices should be verified during operation (periodic verification at least once a year) and after repair according to verification...

  • Page 56: Certificate Of Acceptance

    4 CERTIFICATE OF ACCEPTANCE BDBG-15S-23 detecting unit of gamma radiation of ВIСТ.418266.039- 02 type with _____________________ serial number meets the ТУ У 26.5- 22362867-063 standard technical requirements, is verified and accepted for use. Date of manufacture ________________________ QCD representative: Stamp here ___________________ (signature)

  • Page 57: Packing Certificate

    5 PACKING CERTIFICATE BDBG-15S-23 detecting unit of gamma radiation of ВIСТ.418266.039- 02 type with ___________________ serial number is packed by the PE “SPPE “Sparing-Vist Center” in accordance with the ТУ У 33.2-22362867-063 standard technical requirements. Date of packing ___________________ Stamp here Packed by ___________________ (signature) Packed product accepted by __________________ (signature)

  • Page 58: Warranty

    6 WARRANTY 6.1 The manufacturer guarantees that the detecting unit meets the technical requirements, provided that he/she observes the operating, shipping and storage terms described in the operating manual ВІСТ.418266.039-02 НЕ. 6.2 The warranty period of the detecting unit shall terminate and be of no further effect in 24 months after the date of putting it into operation or after the warranty period of storage terminates.

  • Page 59: Repair

    7 REPAIR 7.1 In case of failure or troubles during the warranty period of the detecting unit or after its completion, the user should draw up a statement about the necessity of repair, and deliver the dosimeter to the manufacturer at the address: PE “SPPE “Sparing-Vist Center”...

  • Page 60: Storage And Putting In Prolonged Storage

    8 STORAGE AND PUTTING IN PROLONGED STORAGE 8.1 Before putting in operation, the detecting unit should be stored in the packing of the producer enterprise in storehouses under 1 (Л) conditions in compliance with GOST 15150-69 standard. The storage period should not exceed one year.
  • Page 61 APPENDIX А COMMUNICATIONS PROTOCOL OF THE DATA DISPLAY SYSTEM AND THE DETECTING UNIT А.1 Data frames exchange between the detecting unit and the data display system is done via the RS-485 in a half-duplex mode. Exchange parameters: - rate: 19200 bps; - data word length: 8 bit;...
  • Page 62 To change the detecting unit’s address, the data display system should transmit "Address change" frame to the detecting unit. No later than in 5 ms to 500 ms the detecting unit will respond with the "Confirmation" frame. Attention! The address field of the "Confirmation" frame will contain the previous address value.
  • Page 63 “Current DER” frame format – detecting unit to data display system D7 D6 D5 D4 D3 D2 D1 D0 1 Byte 55h - start-of-frame character Byte AAh D7...D4 - “Current DER” frame code А3 А2 А1 А0 D3...D0 - detecting unit’s address DER0 (low byte) DER, DER1...
  • Page 64 “Current temperature” frame format – detecting unit to data display system D7 D6 D5 D4 D3 D2 D1 D0 Byte 55h - start-of-frame character Byte AAh D7...D4 – “Temperature” frame code А3 А2 А1 А0 D3...D0 - detecting unit’s address Temperature, binary number S=0-above-zero temperature S=1-below-zero temperature...
  • Page 65 “Address change” frame format - data display system to detecting unit D7 D6 D5 D4 D3 D2 D1 D0 Byte 55h - start-of-frame character Byte AAh D7...D4 – “Address change” frame code А3 А2 А1 А0 D3...D0 – current address of the detecting unit D3...D0 –...
  • Page 66 A.3.2 Communications protocol with 8-bit address field (v1.3). To receive a measured DER value from the detecting unit, the data display system should transmit the “DER query1” frame to the detecting unit. The detecting unit will respond in 5 ms to 15 ms with the “Current DER1” frame, where current DER, maximum statistical error of its measurement, and self-testing results of the detecting unit will be displayed.
  • Page 67 or by the formula: T = (5 mS + t × 8 mS) + 125 mS , (А.3) if the response delay coefficient to the broadcast query t falls within the range of 16 to 255. Broadcast query allows you to conveniently implement auto-detection of the detecting units that are connected/disconnected to the data display system during system operation.
  • Page 68 15. Frame «Expert» BLOCK = 6 in BDBG (query 768 ÷ 895 spectrum channels) 16. Frame «Expert» BLOCK = 6 from BDBG (reply 768÷ 895 spectrum channels) 17. Frame «Expert» BLOCK = 7 BDBG (query 896 ÷ 1023 spectrum channels) 18.
  • Page 69 “DER query1” frame format – data display system to detecting unit: D7 D6 D5 D4 D3 D2 D1 D0 1 Byte 55h - start-of-frame character Byte AAh D7…D4– protocol v1.3 character D7...D0 – detecting unit’s address address* D7…D0– “DER query” frame code arithmetical checksum with a control carry...
  • Page 70 "Intensity query for 100 msec" frame format - data display system to detecting unit: D7 D6 D5 D4 D3 D2 D1 D0 1 Byte 55h - start-of-frame character Byte AAh 0 D7…D4– protocol v1.3 character address D7…D0– detecting unit’s address* D7…D0–“Intensity for 100msec”...
  • Page 71 “Temperature query1” frame format –data display system to detecting unit D7 D6 D5 D4 D3 D2 D1 D0 1 Byte 55h - start-of-frame character Byte AAh D7…D4–protocol v1.3 character D7...D0 – detecting unit’s address address* D7…D0–“Temperature query1” frame code arithmetical checksum with a control carry * - 0FFh address –...
  • Page 72 “Serial # query1” frame format –data display system to detecting unit D7 D6 D5 D4 D3 D2 D1 D0 1 Byte 55h - start-of-frame character Byte AAh D7…D4–protocol v1.3 character D7...D0 – detecting unit’s address address* D7…D0–“Serial # query1” frame code arithmetical checksum with a control...
  • Page 73 “Address change1” frame format - data display system to detecting unit D7 D6 D5 D4 D3 D2 D1 D0 Byte 55h - start-of-frame character Byte AAh D7…D4–protocol v1.3 character D7...D0 – detecting unit’s current address address D7…D0– “Address change1” frame code D7…D0–new address of the detecting new address...
  • Page 74 “Expert” frame format - data display system to detecting unit 0x0B – Expert (spectrum, DER, temperature, error) D7 D6 D5 D4 D3 D2 D1 D0 1 Byte 55h - start-of-frame character Byte AAh D7…D4–protocol v1.3 character D7...D0 – detecting unit’s address address D7…D0–“Expert”...
  • Page 75 “Expert” frame format - detecting unit to data display system D7 D6 D5 D4 D3 D2 D1 D0 1 Byte 55h - start-of-frame character Byte AAh D7…D4–protocol v1.3 character D7...D0 – detecting unit’s address address D7…D0–“Expert” frame code Byte Spectrum block number BLOCK structure following data...
  • Page 76 Given BLOCK = 8 D7 D6 D5 D4 D3 D2 D1 D0 Low byte Obtained spectrum accumulation period, s. High byte DER0 (Low byte) DER, DER1 fixed point number, DER2 Least significant bit = 0.01 µSv/h DER3 (High byte) Byte Statistical error of measurement D0,D1 - self-testing results of the detecting unit...
  • Page 77 Given BLOCK = 9 D7 D6 D5 D4 D3 D2 D1 D0 Password (0x8C) a = 1 – spectrum accumulation started a = 0 – failure to start spectrum accumulation; 254 reservation bytes – the counter of spectrum accumulation period is reset and spectrum accumulation starts again.
  • Page 78 “Expert1” frame format –data display system to detecting unit 0x8B – Expert1 (spectrum, DER, temperature, error) D7 D6 D5 D4 D3 D2 D1 D0 1 Byte 55h - start-of-frame character Byte AAh D7…D4–protocol v1.3 character D7...D0 – detecting unit’s address address D7…D0–“Expert1”...
  • Page 79 “Expert1” frame format - detecting unit to data display system D7 D6 D5 D4 D3 D2 D1 D0 1 Byte 55h - start-of-frame character Byte AAh D7…D4–protocol v1.3 character D7...D0 – detecting unit’s address address D7…D0–“Expert1” frame code Byte Spectrum block number BLOCK structure following data...
  • Page 80 Given BLOCK = 0 сontinuation D7 D6 D5 D4 D3 D2 D1 D0 Low byte Obtained spectrum accumulation period, s. High byte DER0 (Low byte) DER, DER1 fixed point number, DER2 Least significant bit = 0.01 µSv/h DER3 (High byte) Byte Statistical error of measurement D0,D1 - self-testing results of...
  • Page 81 Given BLOCK = 9 D7 D6 D5 D4 D3 D2 D1 D0 Password (0x8C) a = 1 – spectrum accumulation started a = 0 – failure to start spectrum accumulation; 2067 reservation bytes – the counter of spectrum accumulation period is reset and spectrum accumulation starts again.
  • Page 82 А.4 Checksum for data communications using v1.3 protocol is calculated according to Figure A.1. byte arithmetical summation checksum partial result carry partial result carry checksum Figure А.1 - Checksum calculation algorithm...
  • Page 83 APPENDIX B HR10A-7R-4P(73) interface connection serves to connect the main system to the detecting unit. The connection contains the following signals: Signal Contact Circuit A (RS-485) or Rx (3.3 V) Circuit B (RS-485) or Tx (3.3 V) Supply voltage (7 V-30 V) Total...
  • Page 84 APPENDIX C STORAGE Date Position, name and Storage conditions signature of the responsible of placing in of removing official storage from storage...
  • Page 85 APPENDIX D TROUBLE RECORD DURING USE Position, Cause of Date and name and trouble, time of signature of Type (external number of Action taken trouble the person manifestation) operation and claim note of trouble responsible Operating hours of the for solving failed element mode the problem...
  • Page 86 APPENDIX E PERIODIC VERIFICATION OF KEY SPECIFICATIONS...
  • Page 87 APPENDIX F REPAIR...
  • Page 88 APPENDIX G VERIFICATION AND INSPECTION RESULTS Position, name Type of Result of and signature of Date verification or verification or the person Note inspection inspection responsible for verification...

This manual is also suitable for:

Bdbg-15sBdbg-15s-23Bdbg-15s-90

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