CRC®-25W Dose Calibrator and Well Counter

Well Detector
Type Sodium Iodide (NaI) drilled-well crystal detector
Energy Discrimination Fixed range MCA, channel windows are 15-100, 100-200, 200-400, 400-660, 660-800 and >800 keV
Warning Trigger Levels User-definable
Tests Daily test by standard sources (Cs-137 or Ba-133), data and program memory configuration

Ionization Chamber
Type Thin wall, deep well, high pressure
Measurement Auto ranging
Activity Range Up to 6 Ci (250 GBq)
Resolution .001 mBq (.01 μCi) |
Response Time Within 2 sec., for low activity sample, 4 to 16 sec. (user selectable)
Tests Daily tests include Auto Zero, Background Adjustment, Voltage Test, Data Check, Accuracy and Constancy

Display Screen
Type Dot matrix liquid crystal display
Bq/Ci Reading User selectable or fixed
Calibrator Values Selected radionuclide,calibration number, measured activity and display units (Bq/Ci)
Counter Values Wipe and lab test results

Electrometer
Accuracy Better than ± 2%
Linearity Within ± 2%

Nuclide Data
Nuclide Setting Keys 8 pre-set, 5 user selectable
Calibration # Key Calibration # Keys for Over 200 nuclides
System Memory Over 80 nuclides (w/cal number and half-life) CRC-25W Dose Calibrator

Standard Source Data
System Memory Co-57, Co-60, Ba-133, Cs-137, Ra-226 standard sources

Molybdenum-99 Assay
Methods CAPMAC® & canisters
Measured Values Mo-99 elution, Tc-99m,Tc-99m/Mo-99 ratio

PC Port
Interface RS-232C and USB port
Compatibility Standard nuclear medicine management systems

Printer Port
RS-232 & USB

Power Requirements
100-240 VAC (50/60 Hz) 100 MA

Tests
Diagnostics Full test of program, system memories

Cable
Printer (Optional): 1.8m (6ft)

Console Dimensions
Height: 13.7cm (5.38in); Width: 26.0cm (10.25in); Depth: 26.7cm (10.5in); Weight: 1.8kg (3.9lb)

Chamber Dimensions
Height: 43.8cm (17.25in); Diameter: 17.2cm (6.76in); Weight: 13.6kg (30lb)

Well Counter Dimensions
Height: 23.8cm (9.38in.)
Diameter: 15.2cm (6in.)
Weight: 6.9kg (15.2lb.)
Well Diameter: 1.7cm (.67in.)
Well Depth: 3.8cm (1.5in.)
Cable Length: 2.7m (9ft.)