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20140821cb_

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We are the original manufacturer, Ludlum Measurements Inc. (LMI). You will receive a new instrument, calibrated before shipment with our full warranty.

The default meter face is 202-608 (0-6.6K CPM, 0-2 mR/hr) pictured above. If necessary, you can choose from a selection of standard meter faces to better suit your needs, this is included in the price.

This is Ludlum's best selling, general purpose, handheld analog ratemeter known for accuracy and long-lasting dependability.

The aluminum cast instrument housing with its separate battery compartment and accompanying metal handle offer an industrial robustness and quality that promote long-lasting protection and instrument life. The front-panel controls include a rotary switch for selecting the four-decade range, instrument shut-off, battery test, an audio on/off switch, a fast/slow response switch, and a count reset button.

A 39 in. straight type detector cable with 'C' style connector is included in the price of the instrument.

Features

Low Price

Rugged

4-Decade Analog Ratemeter

Supports GM & Scintillation Type Detectors

Greater than 2000 Hour Battery Life

Specifications

APPLICATION: alpha, beta, and gamma surveying

DETECTION RANGE:0-200 mR/hr or 0-660 kcpm

44-9 DETECTOR:GM pancake

LINEARITY:reading within 10% of true value with detector connected

HIGH VOLTAGE: adjustable from 400-1500 Vdc

THRESHOLD: fixed at 40 mV? 10 mV

METER DIAL:0-2 mR/hr, or 0-6.6 kcpm, BAT TEST

METER: 2.5 in. arc, 1 mA analog type

CONTROLS:

Rotary Selector: switches between instrument off, battery check, ranges: x0.1, x1, x10, x100

Response Switch: toggles between FAST (4 seconds) or SLOW (22 seconds) from 10% to 90% of final reading

Reset Pushbutton: to zero meter

Audio Switch: for audio on/off, built-in unimorph speaker, greater than 60 dB at 0.6 meters (2 ft)

Calibration Controls: accessible from front of instrument (protective cover provided)

CONSTRUCTION: cast and drawn aluminum with beige powder coat

CONNECTOR: series C

TEMPERATURE RANGE: -4 to 122 F

POWER: two each D cell batteries (housed in externally accessible sealed compartment)

BATTERY LIFE: typically greater than 2000 hours with alkaline batteries (battery condition can be checked on meter)

SIZE: 6.5 x 3.5 x 8.5 in (H x W x L), including handle

SHIPPING WEIGHT: 8 lb, including Model 44-9 and batteries

Ludlum Measurements, Inc. warrants the products it manufactures to be free of defects due to workmanship, material, and design for a period of twelve months from the date of delivery. The calibration of a product is warranted to be within its specified accuracy limits at the time of shipment. In the event of instrument failure, notify Ludlum Measurements, Inc. to determine if repair, recalibration, or replacement is required. This warranty excludes replacement of photomultiplier tubes, GM and proportional tubes, and scintillation crystals, which are broken due to excessive physical abuse or used for purposes other than intended. There are no warranties, express or implied, including without limitation any implied warranty or merchantability or fitness, which extend beyond the description of the face thereof. If the product does not perform as warranted herein, purchaser's sole remedy shall be repair or replacement, at the option of Ludlum Measurements, Inc. In no event will Ludlum Measurements be liable for damages, lost revenue, lost wages, or any other incidental or consequential damages arising from the purchase, use, or inability to use product.