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Contamination Monitors

Image	Product	Features

	Model 239-1F Series	Alpha-Beta-Gamma Gas Proportional Detector Active Window Area: 584 cm² (90.5 in²) Adjustable Detector Height
	Model 3002/FM Series	Alpha-Beta Scintillation Detectors Active Window Area: 400 or 1080 cm² (62 or 167.4 in²) 22.4, 40.9, or 65.7 cm (8.8, 16.1, or 25.9 in.) Wide Detection Path Adjustable Detector Height
	Model 240 Series	12 Alpha-Beta Detector Array 173 cm (68 in.) Wide Detection Path Floor and Wall Monitoring

Ludlum Measurements, Inc.
501 Oak Street
Sweetwater, TX 79556
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