Operating Ranges

0 to .5 mR/hr; 0 to 5 mR/hr; 0 to 50 mR/hr;
0 to 300 CPM; 0 to 3000 CPM; 0 to 30000 CPM

Accuracy

± 20%

Linearity

± 20%

Warm Up Time

None

Response Time

5 second time constant

Temperature Range

- 10 to + 50° C (14° to 122° F)

Relative Humidity Rng

20% to 95%

Visual Readout

Easy-to-read 2.62" round meter

Audio Readout

Speaker; clicking type headset is optional

Detector Voltage

920 volts

Controls

4 position selector switch (off; x1; x10; x100); Battery check & Speaker on/off switch

Power

One 9 volt cell for speaker (NEDA 1604-A or equal)

Batteries

2 standard “D” cells (1.5 volt)

Connectors

Microphone connection for optional headset; BNC for probe connection

Case

Rugged Aluminum body and cover

Finish

Polyurethane enamel

Dimensions

Weight

4.5 lbs. including detector

Warranty

1 year on meter (see probe for separate warranty)

Background

~25CPM

Temperature Range

- 20° to + 55° C (- 4° to + 131° F)

Maximum Altitude

7,500 ft

Window

Mica 1.8-2.0 mg/cm²

Window Diameter

44.5mm (1.75")

Detector Handle Length

8 1/2”

2 3/8" (6.0cm) 1(2.5cm)

1" (2.5cm)

Dist. between Window & Probe Surface

0.125” (3.2mm)

Weight of Detector

14 oz. (400g)

Material of Detector Housing

Aluminum