Capintec CAPTUS 600, Owner'S Manual, Page: 21 / 218

CAPINTEC, INC. CAPTUS
®
600
Calibration Source Data
Memory for Cs137 (1 source for Probe, 1 source for Well)
Multichannel Pulse Height Analyzer
256 Channels
4 Gain Ranges (1, 2, 4, 8 keV per channel)
Automatic self-calibration
Linearity - within 2% of full scale
Differential Linearity - within 2% of full scale
A/D Conversion time - 35 µsec - Maximum count rate 25,000 cps (real time)
Low energy discrimination level - programmable down to 5 keV
Region of Interest - automatic or manual
Background subtraction and mean energy calculation via curve fittings
Linear display - automatic or manual
Automatic Full Width - Half Max (FWHM) measurement
Auto-ranging counts full scale
Maximum recommended dead time - 80%
Diagnostics and Test
Full system self-diagnosis including all program and data memories
Comprehensive test programs
Utilities
System Setup
Data entries (wipe test locations, staff bioassay data, nuclear data, etc.)
Staff bioassay report generation
Multichannel Analyzer (MCA)
Display
Blue Liquid Crystal Display with Cold Cathode backlighting and automatic screen
saver
Size:
6.0
×
12.0 cm (2.4"
×
4.7")
Resolution: 128
×
256 pixels
Two Separate Inputs
Probe Detector Input*
Well Detector Input*
*(Individual High Voltage Power Supplies for each Detector Input)
November 07 FUNCTIONAL & TECHNICAL DESCRIPTION 2-5