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Summary of Contents for STEP SM 8 D
- Page 1 Technical description and user manual Survey Meter SM 8 D (Version V1.5.1) Sensortechnik und Elektronik Pockau GmbH Siedlungsstraße 5-7 D – 09509 Pockau-Lengefeld www.step-sensor.de Germany...
- Page 2 STEP-SM8D–BD-EN-20240411 - 2 - state 11-04-2024...
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Page 3: Table Of Contents
4 Technical data 5 Using the measurement device 6 Function check 7 Alarm and Error 8 Transport and Storage 9 Maintenance 10 Decontamination Appendix Energy independent response SM8D Declaration of Conformity Device accompanying card STEP-SM8D–BD-EN-20240411 - 3 - state 11-04-2024... -
Page 4: Product Description Survey Meter Sm8D
USB interface with PC software (optional) Contents: Survey Meter SM8D in case Energy compensating filter Set of battery Technical description Optional accessories: USB cable CD with Software Probe tray with console Fig. 1 Survey Meter SM8D accessories STEP-SM8D–BD-EN-20240411 - 4 - state 11-04-2024... -
Page 5: Safety Instructions
The manufacturer does not assume any warranty for damages caused by leaking or incorrectly inserted batteries and the use of wrong battery types! It is not permitted to use solvents or solvent containing cleaners! Keep away from spurting water! STEP-SM8D–BD-EN-20240411 - 5 - state 11-04-2024... -
Page 6: Control Elements
The counter tube window has a basis weight of ≤ 2 mg / cm², whereby the measurement is possible of beta radiation from 35 keV and of alpha radiation. STEP-SM8D–BD-EN-20240411 - 6 - state 11-04-2024... -
Page 7: Technical Data
152 x 83 x 35 mm (Length x Width x Height) Accessories Software for display, analysis and saving of measurements - USB cable - Probe tray and console Note: The manufacturer reserves the right to change in the sense of technical progress. STEP-SM8D–BD-EN-20240411 - 7 - state 11-04-2024... -
Page 8: Using The Measurement Device
With Filter Without Filter Move Filter Fig. 4 Backside of Survey Meter SM 8 D without (left) and with (right) energy compensation filter STEP-SM8D–BD-EN-20240411 - 8 - state 11-04-2024... - Page 9 You can activate / deactivate the LED backlight of graphic display by briefly pressing button "ON” (+ Backlight / Buzzer). The LED backlight turns off automatically after 60 seconds. Attention: The lighting stresses the batteries and should therefore not be switched on unnecessarily. STEP-SM8D–BD-EN-20240411 - 9 - state 11-04-2024...
- Page 10 dose rate in µSv/h and dose in µSv dose rate in cps and dose in imp the surface activity in Bq/cm² You can select the measurement mode by shortly pressing the button „Unit / Reset“. STEP-SM8D–BD-EN-20240411 - 10 - state 11-04-2024...
- Page 11 In the device 6 fixed alarm limits are selectable: none / 1.0 / 3.0 / 5.0 / 10 / 50 or 100 μSv / h If an alarm limit has been selected, it will appear in the display: STEP-SM8D–BD-EN-20240411 - 11 - state 11-04-2024...
- Page 12 You should be use always the compensation filter to measure the dose rate, because the detector has a strong energy dependent response! Measurement mode: Dose rate in [cps] and dose in [imp] You can select this measurement mode by briefly pressing the button „Unit / Reset“: STEP-SM8D–BD-EN-20240411 - 12 - state 11-04-2024...
- Page 13 You can select this measurement mode by briefly pressing the button „Unit / Reset“. The calibration factor of the α- and β-area activity is preselected fixed for nuclides Am 241 (α) and Sr (Y) 90 (β), based on DIN ISO 7503 part 1, STEP-SM8D–BD-EN-20240411 - 13 - state 11-04-2024...
- Page 14 The device calculates the trend of dose rate of last minute. An icon show the trend: Rising: Falling: In order to reduce measured value deviations, it is recommended to read the measured value with a straight bar graph (not rising or falling). STEP-SM8D–BD-EN-20240411 - 14 - state 11-04-2024...
- Page 15 You can leave the mode / table with a further press on the button “Mean”. 5.13 USB interface The SM8D can communicate with PC over USB interface For this an optional software is available Fig. 5 USB interface STEP-SM8D–BD-EN-20240411 - 15 - state 11-04-2024...
- Page 16 The optional PC- Software displays the measurement values in different modes. You can also save measurement files and analyze current readings. Further information is available in software manual. STEP-SM8D–BD-EN-20240411 - 16 - state 11-04-2024...
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Page 17: Function Check
"overflow" appears. The warning on the display is conjunction with an intermittent sound of the buzzer. The SM8D checked automatically the correct function of internal counting tube. When the tube is defect, the following warning appears in the device display: STEP-SM8D–BD-EN-20240411 - 17 - state 11-04-2024... -
Page 18: Transport And Storage
Maintenance Repairs and maintenance can be performed only by authorized personnel. In this case, please send the device to the manufacturer: STEP Sensortechnik und Elektronik Pockau GmbH Siedlungsstraße 5-7 D-09509 Pockau-Lengefeld Germany Telefon... -
Page 19: Decontamination
Important: Please don’t’ use solvents (benzene, acetone, etc.) for cleaning! For measurements with a risk of contamination, the product should be operated in a suitable protective sheath (polyethylene bag). In case of strong contamination you should immediately contact the manufacturer! STEP-SM8D–BD-EN-20240411 - 19 - state 11-04-2024... -
Page 20: Appendix
Appendix Energy independent response SM8D STEP-SM8D–BD-EN-20240411 - 20 - state 11-04-2024... -
Page 21: Declaration Of Conformity
Declaration of Conformity We, manufacturer STEP Sensortechnik und Elektronik Pockau GmbH Siedlungsstraße 5-7 09509 Pockau-Lengefeld Germany declare that our product Survey Meter SM 8 D meets the requirements of standard IEC / EN 61000 Marks of Complimance Date: 12th of June 2017... -
Page 22: Device Accompanying Card
Calibration factor: = ______ = _______ α β Date of test: _______________________ Tested by: _______________________ Date of expedition: _______________________ Repairs: ___________________________________________ ___________________________________________ ___________________________________________ Note: ___________________________________________________________ ______________________________________________________________________ ______________________________________________________________________ ______________________________________________________________________ ____________________________________ Place, date, name examiner, signature STEP-SM8D–BD-EN-20240411 - 22 - state 11-04-2024...
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