RTI Scatter Probe Manual

RTI Scatter Probe Manual

Scatter & leakage in x-ray environment

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RTI Scatter Probe
Scatter & Leakage in X-ray Environment
RTI Scatter Probe User's Manual - English - Version 2021.5B
RTI document number: 4731.002128

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  • Page 1 RTI Scatter Probe Scatter & Leakage in X-ray Environment RTI Scatter Probe User's Manual - English - Version 2021.5B RTI document number: 4731.002128...
  • Page 2 RTI Scatter Probe User's Manual 2021.5B...
  • Page 3 RTI Scatter Probe...
  • Page 4 Notice RTI Group AB reserves all rights to make changes in the RTI Scatter Probe and the information in this document without notice. RTI Group AB assumes no responsibility for any errors or consequential damages that may result from the use or misinterpretation of any information contained in this document.
  • Page 5 Safety Precautions and Intended Use The RTI Scatter Probe is intended to be used for independent service and quality control, including measurements of air kerma, air kerma rate, ambient dose equivalent, mean energy, half value layer, and time, within limitations stated below.
  • Page 6 RTI Scatter Probe User's Manual 2021.5B...
  • Page 7: Table Of Contents

    Manufacturer's Declaration of Conformity ........................30 5.2.2 FCC Certification ........................30 5.2.3 Waste Electrical and Electronic Equipment (WEEE) ........................30 Maintenance ......................33 Scheduled Calibration ..........................34 Updating the System ..........................34 Index ......................... 35 RTI Scatter Probe User's Manual 2021.5B...
  • Page 8 RTI Scatter Probe User's Manual 2021.5B...
  • Page 9: Introduction

    Chapter 1 Introduction...
  • Page 10 10 and 100 cm Leakage and Scatter detector in one The RTI Scatter Probe is a rugged, flat solid-state detector for leakage and scatter detection in x-ray environments. The unique design with two separate detector areas of 10 cm and 100 cm makes no trade-off in fulfilling current regulations and standards for x-ray leakage and scatter measurements.
  • Page 11: Product Overview

    Chapter 2 Product Overview...
  • Page 12 USB A to USB C, 5 m cable (re-scaled in image). Product marking Displays detailed information about the product and model Camera thread Camera thread for mounting the Scatter Probe to the complementary mini-tripod, or any standard camera tripod. USB port USB C port for connection to display unit.
  • Page 13 Status indicator (10) The Scatter Probe power on when it is connected via USB to a display unit. The status indicator turns RED when the Scatter Probe has power. During measurement with Ocean, the status indicator has various functions, see below.
  • Page 14 Trig Mode - Post Delay When Normal measuring mode (auto-trig) is used the radiation has to be off for 3 seconds after trig off before the Scatter Probe is ready for a new measurement. This time is called Post Delay. If radiation is detected before the Post Delay has passed, the Scatter Probe will consider the measurement not finished, and will continue to measure.
  • Page 15: Measure

    Chapter 3 Measure...
  • Page 16: Measuring Using Ocean

    2. Start Ocean and wait for the Scatter Probe to connect. 3. Place the RTI Scatter Probe in a position about 1 m from the x-ray source with the detector surface facing the x-ray unit. 4. From the Backstage in Ocean, select Quick Check.
  • Page 17 8. The measurement screen will open. 9. The Scatter Probe is ready to measure when the the Ready sign in the upper left part of the measurement screen turns green and shows Ready. The status indicator LED on the Scatter Probe will also turn green.
  • Page 18 Assuming that the instruction for The first measurement above is followed until the measurement screen is open (point #8). 1. Go to Meter Settings. 2. Select measuring mode - Free-run. 3. Press the Meter settings icon to get back to the measurement screen. RTI Scatter Probe User's Manual 2021.5B...
  • Page 19 Measure 4. The Scatter Probe is ready to measure when the the Ready sign in the upper left part of the measurement screen turns green and shows Ready. The status indicator LED on the Scatter Probe will also turn green.
  • Page 20 Measure 8. The Scatter Probe is ready for a new measurement when the Ready sign in the upper left part of the measurement screen turns green and shows Ready. The status indicator LED on the Scatter Probe will also turn green.
  • Page 21: Measurement Settings

    If the measuring time is shorter than two seconds, all displayed values will represent the entire measurement. 3.2 Measurement Settings Meter Adjust Here general measurement settings for the RTI Scatter Probe are shown. In Quick Check these settings are found under Meter Adjust. For a graphical overview of the settings, see section Waveforms and Triggers.
  • Page 22 RTI Scatter Probe User's Manual 2021.5B...
  • Page 23: Measurement Principles & Theory

    Chapter 4 Measurement Principles & Theory...
  • Page 24: Waveforms And Triggers

    Measurement Principles & Theory Measurement Principles & Theory The RTI Scatter Probe has a number of measurement algorithms and applications built-in. This section describes the main measuring principles, how some values are calculated, and the basic meaning of them. 4.1 Waveforms and Triggers Short Exposure (<2 s)
  • Page 25 The peak rate is the highest detected signal rate value during the entire measurement. Point 3 as described above. HVL and Mean Energy HVL and Mean Energy is calculated in the same window as described for Signal rate above. 2021.5B RTI Scatter Probe User's Manual...
  • Page 26: Mean Energy And Ambient Dose Equivalent

    4.2 Mean Energy and Ambient Dose Equivalent Relevant parameters to be measured with the RTI Scatter Probe are Air Kerma, Ambient Dose Equivalent (H*(10)), HVL and Mean Energy. The RTI Scatter Probe algorithms are built upon a database for spectrum-specific values with the database being structured in terms of kVp and filtration.
  • Page 27: Hardware And Specifications

    Chapter 5 Hardware and Specifications...
  • Page 28: Specifications

    Notice Trig Modes Auto or Manual Trig Level 5 µGy/h (0.6 mR/h) or 10 µSv/h Air Kerma Rate 0 - 100 mGy/h (0 - 10 R/h) ±10% or ±0.3 µGy/h (0.03 mR/h) (ISO N20-N150) RTI Scatter Probe User's Manual 2021.5B...
  • Page 29 The expanded uncertainty of measurement is stated as the standard uncertainty of measurement multiplied by the coverage factor k = 2, which for a normal distribution corresponds to a coverage probability of approximately 95%. The standard uncertainty of measurement has been determined in accordance with EAL Publication EA-4/02. Angular Dependence 2021.5B RTI Scatter Probe User's Manual...
  • Page 30: Standards And Compliances

    Hardware and Specifications 5.2 Standards and Compliances Hereafter you can find declarations of conformity, as well as documents describing the intended use of the RTI Scatter Probe system. 5.2.1 Manufacturer's Declaration of Conformity RTI Scatter Probe User's Manual 2021.5B...
  • Page 31: Fcc Certification

    Hardware and Specifications 5.2.2 FCC Certification Supplier's Declaration of Conformity 47 CFR § 2.1077 Compliance Information Unique Identifier: RTI Scatter Probe, model number 9631001-00 Responsible Party – U.S. Contact Information RTI Group North America 33 Jacksonville Road, Building 1 Towaco, NJ 07082, 2021.5B...
  • Page 32: Waste Electrical And Electronic Equipment (Weee)

    The WEEE directive covers all RTI products being sold into the European Union (EU) as of August 13, 2005. Manufacturers, distributors, and retailers are obliged to finance the cost of recovery from municipal collection points, reuse, and recycling of specified percentages per the WEEE requirements.
  • Page 33: Maintenance

    Chapter 6 Maintenance...
  • Page 34: Scheduled Calibration

    6.1 Scheduled Calibration RTI recommends that the Scatter Probe is calibrated every 24 months. Send your Scatter Probe to your local RTI distributor, who will send it to our service department in Mölndal, Sweden, or New Jersey, USA. For contact details, please see the back of this on the RTI website (www.rtigroup.com).
  • Page 35: Index

    Index Index Measuring range Tripod - O - - U - - 2 - Ocean Update of RTI Scatter Probe Quick Check Updating 2002/96/EC Template Updating firmware - A - - P - Updating the System USB port Accurcay Parameter...

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