Fluke 451p, Victoreen, Innovision Ur Ion Chamber Survey Meter

US $950.00

  • McKinney, Texas, United States
  • Jan 30th
This auction is for a single 451P-RYR.  The unit functionalities are normal.  Note that the Victoreen and the Innovision are the same meter, just different brands.  They are currently manufactured by Fluke. May still be in calibration, but don't warrantee that.  The Fluke Model 451P Ion Chamber is used in a wide range of medical and health physics applications. The Model 451P Ion Chamber was designed to measure leakage and scatter around diagnostic X-ray and radiation therapy suites. Furthermore, the Model 451P is ideal for site surveys and is regularly used by X-ray manufacturers, radiation therapy, government agencies, state inspectors, research labs, biomedical technicians, and in airports for baggage inspection equipment maintenance. This Ion Chamber was manufactured by Victoreen which was owned by Inovsion, Cardinal Health, Syncor, and presently Fluke Biomedical. High sensitivity µR measurements of exposure and exposure rateAvailable with dose equivalent energy response (SI units) Fast response to measure radiation from leakage, scatter beams and pinholes Ergonomic, anti-fatigue handle with replaceable grip and wrist strap Excel add-in for Windows ® for data logging and selection of instrument operating parameters (optional) Low noise chamber bias supply for fast background reading Choice of bright, highly visible colors Easy touch keys Model 451P Ion Chamber (Pressurized) SPECIFICATIONS Radiation Detected Beta above 1 MeV, Gamma and X-rays above 25 keV Operating Ranges 0-500 µR/h or 0-5 µSv/h 0-5 mR/h or 0-50 µSv/h 0-50 mR/h or 0-500 µSv/h 0-500 mR/h or 0-5 mSv/h 0-5 R/h or 0-50 mSv/h Accuracy Within 10% of reading between 10% and 100% of full scale indication on any range, exclusive of energy response. Calibration source is 137 Cs Detector Chamber: 300 cc volume pressurized air ionization chamber to 6 atmospheres Controls ON/OFF and MODE Automatic Features Auto-zeroing, auto-ranging, and auto-backlight Response Time  Modes Integrate mode operates continuously 30 seconds after the instrument has been turned on. Integration is performed even if the instrument is displaying in mR/h or R/hFreeze mode will place a tick mark on the bar graph display to hold on the peak displayed value. The unit will continue to read and display current radiation values Model 451P-RYR 451P w/standard chamber  Analog response time from 10% to 90% of reading for a full scale step increase is dependent on operating range. Response time for a step increase in radiation exposure rate from background: Step increase, Step increase, background to Time to reach 90% of final value (seconds) 400 µR/h 4.8 4 mR/h  3.3 10 mR/h 4.3 40 mR/h 4.5 100 mR/h 2.7 1 R/h 2 4 R/h  2.7 The following table shows time measured from 10% to 90% of final value for a step increase or decrease in exposure rate such that a range change does not occur. These values are the response times for the various ranges: Range 10% - 90% (seconds) 0-500 µR/h (5 µSv/h) 5 0-5 mR/h (50 µSv/h) 2 0-50 mR/h (500 µSv/h) 1.8 0-500 mR/h (5 mSv/h) 1.8 0-5 R/h (50 mSv/h) 1.8 Power Two 9-volt alkaline, 200 hours operation Display LCD analog/digital with backlight Analog 100 element bar graph 2.5 in (6.4 cm) long. Bar graph is divided into five major segments, each labeled with the appropriate value for the range of the instrument  Digital 2 1/2 digit display zero digit depending on the operating range of  the instrument. The units of measurement are indicated on the display at all times. Digits are 1/4 in (6.4 mm) high. Low battery and freeze indicators are also provided on the display Warm-Up Time Less th an two minutes for initial operation when the instrument is in equilibrium with ambient temperature Environmental Temperature Range - 20°C to + 50°C Relative Humidity 0 to 100% Geotropism Negligible Typical Energy  Dependence  Nitrogen gamma rays are 110% to 120% of indicated readings as determined at the University of Lowell Dimensions 4 in (w) x 8 in (d) x 6 in (h) (10 x 20 x 15 cm) Weight 2 lb 6 oz (1.07 kg)
Condition:
Used: An item that has been used previously. The item may have some signs of cosmetic wear, but is fully operational and functions as intended. This item may be a floor model or store return that has been used. See the seller’s listing for full details and description of any imperfections. ...
Brand FLUKE BIOMEDICAL
Manufacturers Warranty Length 14 days
Model 451P-RYR
Battery Life 200 Hours Continuous Operation
Type Pressurized Ion Chamber
Powered By (2) 9V Batteries
Country/Region of Manufacture United States
Gamma Radiation Range Above 25 keV
ManufacturerPartNumber 451P-RYR
Beta Energy Sensitivity Above 1 MeV
Display LCD
Gamma and X-ray Energy Sensitivity Above 25 keV
Item Radiation Survey Meter
Package Quantity 1

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