Fluke Victoreen 451P Operator'S Manual Download Page 20 | Manualshive

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Fluke Victoreen 451P Operator'S Manual Download Page 20

Victoreen 451P & 451P-DE-SI

Operators Manual

4-4

4.7 Recalibration And Service Information

If your instrument needs recalibration or repair, we request that you consult the Fluke Biomedical,
Radiation Management Services Repair Coordinator at 800.850.4606, 440.498.2564, or Fax:
440.542.3682.

More information concerning the operation, application, or service of your instrument may be obtained
from the applications engineer at the numbers listed above.

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Summary of Contents for Victoreen 451P

Page 1: ...1P DE SI Ion Chamber Survey Meter Operators Manual February 2005 Manual No 1020101000 Rev 2 2004 2005 Fluke Corporation All rights reserved Printed in U S A All product names are trademarks of their respective companies ...

Page 2: ...Fluke Biomedical Radiation Management Services 6045 Cochran Road Cleveland Ohio 44139 440 498 2564 ...

Page 3: ...1 2 1 External Controls 2 1 2 2 Installation 2 2 Section 3 Theory Of Operation 3 1 3 1 Introduction 3 1 3 2 Firmware 3 2 Section 4 Maintenance 4 1 4 1 Introduction 4 1 4 2 Routine Cleaning 4 1 4 3 Storage 4 1 4 4 Battery Replacement 4 2 4 5 High Voltage Battery Board Replacement 4 3 4 6 Replacement Parts Information 4 3 4 7 Recalibration and Service Information 4 4 ...

Page 4: ......

Page 5: ...measuring Units of measurement are displayed next to the 2 1 2 digit display LOW BAT and FREEZE will appear on the display when the instrument is operating in these modes External controls consist of an ON OFF button and a MODE button The unit is auto ranging and auto zeroing and has an auto ON backlight The backlight automatically comes on when the ambient light conditions fall below twilight lev...

Page 6: ...tial is 105 Vdc and is derived from the 5 lithium cells The warm up time for an instrument that has been off 12 or more hours is about four minutes for readings less than 20 μR h in a 10 μR h or less background 1 3 Receiving Inspection Upon receipt of the unit 1 Check the shipping cartons s and their contents for in shipment damage If damage is evident file a claim with the carrier and contact Flu...

Page 7: ... 1 2 digit display Analog Display the bargraph consists of 100 segments 2 inches long the scale has five major divisions the appropriate value for the operating range of the instrument will appear below the scale Digital Display the digital display is 2 1 2 digits followed by a significant zero digit depending on the operating range of the instrument The leading 1 2 digit is blank or a 1 or a 0 fo...

Page 8: ...1 2 1 4 10 100 1000 10000 Energy keV Relative Response Side Face Front Model 451P DE SI Typical Energy Dependence Dose equivalent units were determined using conversion coefficients at H 10 found in ICRU 47 April 1992 0 0 2 0 4 0 6 0 8 1 1 2 1 4 10 100 1000 10000 Energy keV Relative Response Side Front ...

Page 9: ...General Information Specifications 1 1 5 Survey Meter Angular Response ...

Page 10: ...Victoreen 451P 451P DE SI Operators Manual ...

Page 11: ...decreases through the lower ranges to a reading of less than 50 μR h within 120 seconds When the element s in the display turn off with the exception of those necessary for normal operation the user can begin the measurement process A one minute warm up period is recommended before making a measurement If the unit experiences an extreme temperature change e g moving inside from outside a longer wa...

Page 12: ... configured as a toggle to display exposure rate integrated exposure If the MODE button is pressed within the 30 second initialization period of the unit the display will read 0 When integration starts 0 0 μR will be displayed Toggle MODE to read exposure rate as required To reset the integration display toggle the display from the Rate mode to the Integrate mode Keep the MODE button pressed for a...

Page 13: ...ge CO to be displayed on the 451P 1 Be sure the computer communication port is active 2 The 451 communication transmitter RCR pair is active when it detects a negative mark voltage at the receiver input CO shall appear on the 451 display 3 Press space bar twice If there is still a problem consult the Fluke Biomedical Radiation Management Services Repair Coordinator for further instructions ...

Page 14: ...Victoreen 451P 451P DE SI Operators Manual ...

Page 15: ...llection averaging and multiplication by stored calibration factors range changing and battery check functions in addition to driving the LCD Between computational periods it sleeps in a low power mode to conserve battery power The microprocessor reads stored information from an electrically erasable memory EEPROM which is used by the program for calibration and display units The EEPROM will retai...

Page 16: ...t that the calibration coefficients track from range to range because an oscillatory condition can occur if the calibration on a given range is low and the coefficient for the next more sensitive range is high 3 2 Firmware The program in the 451 ROM is proprietary to Fluke Biomedical Radiation Management Services The firmware version appears in the digital part of the LCD display prior to the all ...

Page 17: ...outlined in ANSI N45 2 2 1972 Section 6 1 2 2 The storage area shall comply with ANSI N45 2 2 1972 Section 6 2 Storage Area paragraphs 6 2 1 through 6 2 5 Housekeeping shall conform to ANSI N45 2 3 1972 Level B components must be stored within a fire resistant tear resistant weather tight enclosure in a well ventilated building or equivalent Storage of Fluke Biomedical Radiation Management Service...

Page 18: ...he LO BAT message appears The instrument will function on one battery for approximately 100 hours allowing replacement of one battery at a time if the instrument must remain operational during battery changeover Regular or alkaline batteries can be used for replacement purposes Both 9 volt batteries are located in the rear of the unit and are easily accessible and replaceable with the battery cove...

Page 19: ... 6 Secure the battery board to the survey meter assembly with the two screws lock washers and aluminum spacers removed in step 4 7 Secure the case top to the case bottom with the gasket in between using the four screws removed in step 2 8 Replace the 9 volt batteries being sure to observe proper polarity 4 6 Replaceable Parts Information Fluke Biomedical Radiation Management Services maintains a c...

Page 20: ...ration or repair we request that you consult the Fluke Biomedical Radiation Management Services Repair Coordinator at 800 850 4606 440 498 2564 or Fax 440 542 3682 More information concerning the operation application or service of your instrument may be obtained from the applications engineer at the numbers listed above ...

Page 21: ......

Page 22: ...Fluke Biomedical Radiation Management Services 6045 Cochran Road Cleveland Ohio 44139 440 498 2564 ...

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