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General| Brand | Berthold |
|---|---|
| Model | LB 134 |
| Category | Measuring Instruments |
| Language | English |
The LB 134 is a versatile and flexible instrument for radiation protection measurements.
Details the various probes that can be connected externally to the LB 134 for different measurements.
Explains the need for calibration factors per nuclide and measurement type selection.
Describes how measurement values are displayed as raw data or calculated physical quantities.
Explains the process of measuring environmental background radiation for subtraction.
Details the different measurement modes: Search, Ratemeter, and Counter-Timer.
Summarizes key parameters like alarm thresholds and calibration factors for quick reference.
Describes the physical enclosure, internal electronics, and probe mounting of the LB 134.
Details the LCD display, function keys, LEDs, and buzzer for device operation and status.
Explains the layout and components of the LB 134's graphical display.
Describes the purpose and function of each of the six push buttons on the device.
Explains the states indicated by the LED indicators and acoustic signals.
Explains the different power supply options: batteries, rechargeable batteries, and mains power.
Covers the USB and RS485 interfaces for data communication and PC connection.
Lists the basic equipment, standard accessories, and optional accessories included with the LB 134.
Describes the optional wall holder bracket and its use as a charging station or for stationary application.
Provides step-by-step instructions for unpacking, powering, and connecting the LB 134 device.
Guides the user through performing an initial control measurement with the device and probes.
Details essential parameter settings like language, date/time, and measurement configurations.
Explains how to mount the wall bracket for stationary use and connect the PSU and probes.
Lists common error messages encountered during commissioning and their causes/remedies.
Outlines prerequisites for contamination measurements: function check, background, and alarm thresholds.
Describes measurement types for surface contamination: net count rate (CPS) and area activities (Bq/cm²).
Explains how calibration factors relate to surface dimensions and the impact on measurement results.
Details how the device indicates exceeding user-defined limit values with alarms and visual cues.
Describes the menu-based user interface and selection of functions and parameters.
Illustrates the different measurement menu displays for various measurement modes.
Explains the function of the labeled push buttons and the softkeys used for device operation.
Details how to navigate menus, select options, and enter data using the device interface.
Explains the meaning of the LED indicators for alarm and function status.
Describes how to start and perform measurements for contamination, activity, or dose rate.
Provides a detailed explanation of each menu item available in the LB 134 system.
Explains how to enable or disable the internal dose rate detector and its effect on external probe usage.
Details how to set and manage background values for contamination probes.
Allows selection of measurement modes: Counter/Timer, Ratemeter, and Search.
Covers parameters for Ratemeter, Counter/Timer, and Search modes, including cycles and accuracy.
Enables selection and editing of nuclides or measurement types for contamination analysis.
Allows resetting of integral values and associated integral time for measurements.
Provides options for selecting display modes for alpha and beta contamination measurements.
Facilitates storing, displaying, and transferring measurement data and device parameters.
Allows configuration of device parameters like date/time, language, and calibration type.
Enables setting alarm types (visual, acoustic) and thresholds for exceeding measurement limits.
Allows setting acoustic indication channels for individual events.
Provides options to hide or show menus and set user access rights with a password.
Describes the integrated Geiger-Müller probe for low dose rate measurements.
Explains the operation and advantages of Berthold's ZnS scintillator probes for contamination.
Details the LB 1231 (beta-gamma) and LB 1233 (alpha-beta) proportional counter probes.
Describes the external probe for gamma dose rate measurements with energy compensation.
Details the LB 6411 probe for measuring ambient equivalent dose of neutron radiation.
Describes the LB 6414 neutron monitor, suitable for detecting plutonium and other applications.
Explains the LB 1234 probe for high gamma sensitivity, ideal for source detection.
Details the LB 1238 probe used for activity measurements of solid samples, suitable for alpha-beta.
Describes the LB 1239 monitor for detecting Tritium contamination on surfaces.
Provides instructions on how to replace the AA or Ni-MH rechargeable batteries in the device.
Explains the procedure for charging Ni-MH rechargeable batteries using the power supply.
Explains the formulas and terms used for calculating count rates, including weighting factors.
Details the ratemeter function, including preset time constant and preset accuracy calculations.
Explains the computational algorithms used in Search mode, similar to Ratemeter.
Describes how measured values are averaged in Counter/Timer mode and the stop criteria.
Guides the determination of calibration factors for nuclides not in the library, using calibration sources.
Explains statistical error, decision threshold, and detection limit calculations per ISO 11929.
Provides calibration factors, efficiencies, and detection limits for the LB 1342 probe.
Lists calibration factors for LB 1231 (Xenon) and LB 1233 (P-10 Gas) contamination probes.
Provides calibration factors for the LB 1341 Xenon detector.
Lists calibration factors for the LB 1343 scintillation detector with a 345 cm² area.
Details the F²C protocol, commands, and data structure for PC communication.
Explains how Jumper J3 can be used to lock device parameters via a hardware interlock.
Provides pin assignments for the 11-pin Fischer socket for external probes and 6-pin for relay/RS485.
Illustrates an RS485 network configuration for multiple LB 134 units acting as dose rate monitors.
An alphabetical index of topics covered in the manual for quick reference.
Provides comprehensive technical specifications for the LB 134 UMo II device.
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