MPC-9604 α/β Four-way counting and measuring system

α/β Four-way counting and measuring system

• Manual, four-detector sample counter

• 4" thick low background lead shield

• 2 inch standard sample pan diameter

• Low background counter

• Radon daughter compensation for air filters

• GasPro fail-safe gas protection and gas loss monitoring

• Four 2.25-inch disc pierced flow proportional detectors

• Completely independent sample measurements without mutual interference

• Modular design, expandable up to 48 channels

Item	Specification
Sample Size	2" Diameter (5.1cm)
Detector Uniformity	Over 95% active area
Capacity	4 samples
Instrument crosstalk	α vs β <0.1%; β vs α <0.1%
Deep	1/8, 1/4 or 5/16 inches
Data export	VISTA 2000 software
Interface	computer
Counting mode	α only or first α and then β or α/β at the same time
plateau	Plateau slope<1.5%/100V; plateau length>1000Vβ: plateau slope<2.5%/100V; plateau length>200V
Power	110-240 V AC, 50-60 Hz <2 A @ 110 V AC, <1.0 A @ 240 V AC
Gas flow and pressure	Typically set to 60cc/min with a critical flow orifice; typically the regulator outlet pressure is 10psi.
Window	aluminized, 80 µg/cm2
Operating temperature range	10ºC-40ºC (50ºF to 104ºF)
Humidity	20 - 90% non-condensing
Shielded	4" (10.16cm) low background lead shielded
Specifications Dimensions	16"H x 32"W x 22"D (47cmH x 95.3cmW x 55.9cmD)
Weight	1200 lbs (544 kg), Shipping 1400 lbs (635 kg)