30
9.6 Verification conditions
9.6.1 Instrument verification is carried under normal environmental conditions:
- ambient air temperature
(20
5)
С;
- relative air humidity
60 (+20;- 30) %;
- atmospheric pressure
101.3 (+5.4; -15.3) kPa;
- external gamma background radiation
no more than 0.2 μSv/h.
9.7 Pre-verification procedure
9.7.1 Instrument verification procedure is carried out with fully charged accumulator
batteries.
9.7.2 The following pre-verification procedures are required:
- study carefully Certificate and Operation Manual before working with the Detection and
Information Processing Unit (BDOI), Gamma Radiation Detection Unit (BDG1), Gamma Radiation
Detection Unit (BDG2), Neutron Radiation Detection Unit (BDN), Alpha-Beta Radiation Detection
Unit (BDAB) to prevent errors and ensure safe instrument operation.
- prepare Instrument for operation according to the “Make Instrument Ready for use” chapter
of current Operation Manual for each detection unit.
- prepare instrument and auxiliary equipment for verification procedure in accordance with
their technical documentation.
9.8
Verification procedure
9.8.1 External examination
9.8.1.1 External examination must prove that instrument meets following requirements:
- delivery kit corresponds to Operation Manual requirements;
- there is a note in the Operation Manual about primary verification or certificate of recent
verification;
- there are clear markings on the Instrument surface;
- there is no dirt or mechanical damage that can affect Instrument operation.
9.8.2 Testing
9.8.2.1 Do the following when testing BDOI:
- check BDOI operability according to “Instrument Operability control” chapter of the BDOI
Operation Manual;
- set maximum values of DER equivalent thresholds according to “Instrument Settings Mode”
chapter of the BDOI Operation Manual.
9.8.2.2 Do the following when testing BDG1:
- connect BDG1 detection unit to BDOI or to PC;
- switch BDOI or PC on and check BDG1 operability according to the “Instrument
Operability control” chapter of the BDG1 Operation Manual;
- set maximum DER values thresholds according to “Instrument Settings Mode” chapter of
the BDG1 Operation Manual.
9.8.2.3 Do the following when testing BDG2:
- connect BDG2 detection unit to BDOI or to PC;
- switch BDOI or PC on and check BDG2 operability according to the “Instrument
Operability control” chapter of the BDG2 Operation Manual;
- set maximum DER values thresholds according to “Instrument Settings Mode” chapter of
the BDG2 Operation Manual.
Содержание BDG1-PM1403
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