Indicated Use	Simultaneous alpha and beta survey
Detector Type	ZnS(Ag) adhered to 0.25 mm (0.01 in) thick plastic scintillator
Window	1.2 mg/cm²metalized polyester
Window Area	Active: approx. 125 cm² (19.4 in²) Open: approx. 100 cm² (15.5 in²)
Protective Screen	0.76 mm (0.030 in.) thick stainless steel, 6.4 mm (0.25 in.) hex, 79% open Outer Dimensions (L x W): 168 x 92 mm (6.6 x 3.6 in.)
Efficiency (4π)	²³⁹Pu: 17.5% ⁹⁹Tc: 10% ⁹⁰Sr/⁹⁰Y: 17.5%
Typical Background (10 µR/hr field)	Alpha: 3 cpm or less Beta: 300 cpm or less
Crosstalk	Alpha to Beta: 10% or less Beta to Alpha: 1% or less
Detector Uniformity	within 10% of average reading
Gamma Sensitivity	approx. 20 cpm per µR/hr
Photomultiplier Tube	38 mm (1.5 in.) diameter
Operating Voltage	typically 500 to 1000 V (1500 V max.)
Temperature Range	-20 to 50 °C (-4 to 122 °F)
Environmental Rating	IP rating of 63
Connector	Series "C" (others available)
Construction	Aluminum with beige powder coating
Size (H x W x L)	10 x 10 x 33 cm (4 x 4 x 12.25 in.)
Weight	0.68 kg (1.5 lbs)

Model	Description	Part Number
Model 3002	Digital Survey Meter For alpha-beta counting Can store up to 1000 data points	48-4037
Model 3003 Series	Multi-Detector Digital Survey Meter Up to 4 selectable & configurable detector settings Alpha, beta, or alpha+beta measurements Single channel analyzer Can store up to 1000 data points	48-4289
Model 2360	Analog Datalogging Meter with Digital Scaler LCD Simultaneous alpha-beta measurements Can stores up to 550 data points	48-2872