The analog meter displays CPM and mR/hr and has a 3 positon range switch of x10, x1 and x.1 mR/hr. The Ludlum 2 radiation monitor is suppled with the Geiger-Mueller (G-M) pancake probe, Model 44-9. The model is fully functional to match that of the real ratemeter. Free shipping for many products! Add a Counts.Pro for $399 to digitize and record your surveys and turn your meter into a digital scaler/ratemeter/cloud connected GPS datalogger!Take your meter to the next level with Counts.Pro Ludlum Model 2241-2 Monthly Rental Rating Required Select Rating 1 star (worst) 2 stars 3 stars (average) 4 stars 5 stars (best) Name The Ludlum 2 radiation monitor is suppled with the Geiger-Mueller (G-M) pancake probe, Model 44-9. Rental Accessories Meter, Alkaline Batteries (D Cell), and Manual. This system will store detector setup information for up to two detectors so personnel can easily change detectors in the field. Browse more videos. It has a detection range of 1 µSv/h to 10 mSv/h (0.1 mR/hr to 1 R/hr). 5 years ago | 8 views. Ludlum model 2 and 3 offer about the same functionality and basically share the same PCB, circuit, knobs and switches. Follow. Please note that if you reject cookies, you may not be able to use all the functionalities of the site. With the addition of either of the optional Remote Alarm modules, the Model 375/2 can be used to provide continuous monitoring of (normal) background radiation in radioactive material preparation and work areas such as Nuclear Medicine Hot Labs. Stay informed about Ludlum products and services, and get helpful support tips. In this video, we take a quick look at the Ludlum Model 2 meter. It can be used with GM, proportional, and scintillator detectors. (800) 622-0828 (US & Canada)(325) 235-5494(325) 235-4672emailProtector.addCloakedMailto("ep_d7066f57", 1); © 2021 The LCD utilizes a bit-mapped layout to afford an optimized arrangement of all of the data available. This is a USED Ludlum Model 2. Ludlum Model 2 Calibration. The Model 133-2 GM Detector (Ludlum) is a gamma survey detector (GM) that can be used with any scaler instrument, portable ratemeter or area monitor that delivers the appropriate amount of voltage (see datasheet below) with an input sensitivity of 30 ±10mV. They are submersible up to 30 m (100 ft). Founded in 1962, we offer a large array of radiation detection instrumentation, developed to help monitor the safety of personnel and the environment. Overloading the Ludlum Model 44-2 Gamma Scintillator - short version - Duration: 3:27. trgroupinc 445 views. Some of them are essential for the operation of the site, while others help us to improve this site and the user experience (tracking cookies). A five-decade logarithmic analog output is provided. Ludlum Measurements, Inc.501 Oak StreetSweetwater, TX 79556USA. The Model 375/2 is a digital, wall-mounted area monitor with an internal energy compensated GM detector. Date Ludlum Measurements, Inc. Ludlum Measurements, Inc. 5-Apr-12 Serial No. Ludlum. 3:27. 325-235-4672 44-9 5-Apr-13 spec. Page 21: Startup The Ludlum 3 with the G-M pancake probe is used of surface N.O.R.M. Model 3 Technical Manual Section 2 Ludlum Measurements, Inc. Parameters are protected under a calibration cover. character height, 000.0 to 9999 (Series One: 00.00 to 9999), Can be made to display in μR/hr, mR/hr, R/hr, μSv/h, mSv/h, Sv/h, μrem/hr, mrem/hr, rem/hr, cpm, cps, and others, Readings within 10% of true value with detector connected, Typically 3 s from 10% to 90% of final reading, Green light indicates instrument is functioning properly, Yellow light and slow beep (1/sec) audible tone (can be set at any point from 0.0 to 9999), Red light and fast beep (4/sec) audible tone (can be set at any point from 0.0 to 9999), Yellow light, indicates less than 2 hours of battery power remaining, Senses detector saturation (indicated by display reading “-OL-”), Indicates radiation field being measured has exceeded counting range of instrument, Accessible from the front of instrument (protective cover provided), User-adjustable to compensate for dead time of the detector and electronics (can be read off the display), Can vary from approximately 68 dB to 100 dB through operation of the external rotary baffle and the internal voltage connection, A 2-second dump for computer data logging, Optional relay output available for connecting remote displays (see, Optional 10 Base-T connection for use with Ludlum Model 375 software, 9 Vdc wall-mount adapter with four sets of prongs for almost any style wall receptacle, 48 hours in non-alarm condition (typical), Battery is continuously trickle charged when the instrument is connected to line power and turned on, Aluminum housing with ivory powder-coat finish, 18.7 x 24.6 x 6.4 cm (7.4 x 9.7 x 2.5 in.). This website uses cookies. The analog meter displays CPM and mR/hr and has a 3 positon range switch of x10, x1 and x.1 mR/hr. This configuration of the Ludlum 2 with Model 44-9 probe is ideal for surface NORM testing for Alpha, Beta and Gamma rays. Page 10: Operational Check The center post of a “D” size battery is positive. A green status light indicates the instrument is functioning properly. Calibration is easily accomplished by moving the cal dipswitch to the right, and using the pushbuttons to increment or decrement the calibration constant, dead time correction, and alarm point parameters. The system can also be used for monitoring of Teletherapy (Cobalt) Treatment rooms, notifying personnel that the source is exposed and in-use. Ludlum Model 2241-2 Digital Survey Meter / Scaler This instrument is a general purpose, digital ratemeter with a built-in scaler that provides timed counts over a user specified period. © Copyright 2016, AJAX Environmental & Safety Supply. Ludlum Model 44-2 Gamma Scintillator The Model 44-2 is a 1" X 1" NaI(Tl) Gamma Scintillator that can be used with several different instruments including survey meters, scalers, ratemeters, and alarm. A battery backup provides 48 hours of additional use after the primary power is removed. $2,500.00 + $95.00 shipping. he Model 2241-2 is a portable microprocessor-based digital scaler/ ratemeter designed for use with scintillation, Geiger-Mueller (GM), and proportional type detectors measure ionizing to radiation. It has a ¹³⁷Cs sensitivity of 175 cpm per μR/hr. Resolution Linearity: Reading within +/- 10% of true value. The Ludlum 2 radiation monitor is suppled with the Geiger-Mueller (G-M) pancake probe, Model 44-9. A 30-meter (100 foot) cable is hard-wired into the detector. Backlit indicators warn of low radiation (yellow), high radiation (red), instrument failure (red), and low battery (yellow), along with an alarm. Find your region's Ludlum representative or dealer. Similar to the Model 3 but it does not have the X100 scale. ** Ludlum Measurements Response to COVID-19 **, Protean Instrument Alpha-Beta Counting Systems, 1 μSv/h to 10 mSv/h (0.1 mR/hr to 1 R/hr), 4-digit LED display with 2 cm (0.8 in.) Model 3 Technical Manual Section 11 Section Drawings and Diagrams MAIN CIRCUIT BOARD, Drawing 464 × 204 (3 sheets) MAIN CIRCUIT BOARD LAYOUT, Drawing 464 × 205 (2 sheets) CHASSIS WIRING DIAGRAM, Drawing 464 × 212 Ludlum Measurements, Inc. testing. All of the dials, buttons, and switches can be animated. Ludlum Model 2241-2 Overview. 0:56. Ludlum Model 2 Radiation Monitor (Alpha, Beta, Gamma). Ludlum Part Number: 48-2731 Digital Ratemeter with Built-In Scaler Alpha, Beta, Gamma Radiation Survey Supports GM, Scintillation, Proportional Radiation Detectors Stores 2 Detector Setups for Quickly Swapping Detectors in the Field Ludlum Measurements, Inc. Report. Model 133-2 GM Detector features: Irvine Odile. The analog meter displays CPM and mR/hr and has a 3 positon range switch of x10, x1 and x.1 mR/hr. Ludlum Model 2 Calibration. This monitor incorporates an internally-housed energy compensated GM detector with a range from 1 µSv/h to 10 mSv/h (0.1 mR/hr to 1 R/hr). To search products by model number, enter "m..."(Ex: Enter "m3" to search for Model 3.). LUDLUM Model 43-78-2 Alpha-Beta Sample Counter Head. The Model 2241-2 serial number is located on the front panel below the battery compartment. This configuration of the Ludlum 2 with Model 44-9 probe is ideal for surface NORM testing for Alpha, Beta and Gamma rays. Cal. 20197056/375501 US ENVIRONMENTAL PROTECTION AGENCY CUSTOMER Model Model Cal Due Date Mfg Mfg. View online or download Ludlum MODEL 2241-2 Technical Manual 3 Ludlum Model 2 Geiger Counters/ Survey Meters w/ 3 Probes 3 Ludlum Model 2 Geiger Counters/ Survey Meters w/ Probes(Each with a Probe) Serial#s 8082, 114872, 263805: This auction includes 3 pre-owned Ludlum Model 2 Geiger Counters/ Survey Meters … SWEETWATER, TEXAS 79556, U.S.A. ORDER NO. Counts.Pro for Uranium Prospecting and Environmental Radiation Detection. Ludlum Model 2241-2 Overview. NEW ULTRA RADIAC PLUS CANBERRA URAD HAZMAT PERSONAL RADIATION DETECTOR MONITOR. Playing next. This configuration of the Ludlum 2 with Model 44-9 probe is ideal for surface NORM testing for Alpha, Beta and Gamma rays. Page 2-4 February 2010 The same needle indications on successive ranges would be: ×1 = 3.5 kcpm (or 3500 cpm) A typical dual scale (two arcs) meter face is shown below. Ludlum - Model 2241-2 Daily Rate Weekly Rate 4-week Rate Daily Rate $53 Weekly Rate $156 4-week Rate $469 Request a Quote Model 2241-2 Details Options - Range 0.0 μR/hr to 9999 R/hr, 0.000 μSv/h to 9999 Sv/h, 0 cpm to 999 kcpm, 0 cps to 100 kcps. $599.00 + $8.45 shipping. Ludlum Measurements, Inc. designs and manufactures radiation detection instruments and technologies. Model 133-2 LUDLUM MEASUREMENTS, INC. POST OFFICE BOX 810 PH. Ludlum 2241-2 Radiation Survey Meter Video Transcript This step-by-step video instructs you on the set up and proper use of the Ludlum 2241-2 meter. 325-235-5494 501 OAK STREET FAX NO. emailProtector.addCloakedMailto("ep_c87031a5", 1); Please enable the javascript to submit this form. Data is presented on a four-digit (six digits in the caler s mode) Liquid … Depending on age and model there are certain differences, but a lot of the stuff and functionality is the same. Seller 99.6% positive. Subscribe to our customer newsletter! Seller 100% positive. Various options available for the Model 375 instruments including: Listing of available software options, including: Networkable (Requires Ethernet or Webpage Interface Option). The top scale reads 0-2 mR/hr. Created for use in VR radiation simulations. The Ludlum 2241-2 is a meter used for detecting alpha, beta and gamma radiation in radiation area surveys and contamination surveys. The Ludlum Model 2241-2 Digital Scaler-Ratemeter is a general purpose, digital ratemeter that has a built in scaler that provides timed counts over a period of time specified by the user. Overview of the Ludlum Model 44-9 GM Detector - Duration: 6:53. Model 44-2 Gamma Detector It features a wall-mount chassis and a four-digit LED display that is readable from 9 meters (30 feet) away. The bottom scale also reads 0-2 mR/hr and is for 100 × only scale. Ludlum MODEL 2241-2 Pdf User Manuals. All Rights Reserved. Parameters are stored in non-volatile memory (retained even with power disconnected). The Model 44-10 is a NaI(Tl) scintillator detector for measuring gamma radiation. The Model 2241-2 is a digital ratemeter with a built-in scaler that can store setup information for two detectors. MODEL 9DP-1 Section Display The Ludlum Model 9DP-1 is equipped with a color LCD that improves the user’s understanding of the instrument reading, functions, and operating status, as compared to other typical display technologies. Ludlum Model 44-2 NaI (Tl) Gamma Scintillation Detector Probe. —3—39 Most Ludlum Measurements, Inc. detectors have a label on the base or body of the detector for model and serial number identification. The Model 375/2 Digital Wall-Mount Area Monitor is designed for visibility and ease of use. By using our site you accept the terms of our Privacy Policy. Find many great new & used options and get the best deals for Ludlum Model 2 Radiation Detector Survey Meter Geiger Counter at the best online prices at eBay! We recently reacquired a Ludlum Model II, the first type of survey meter manufactured by Ludlum Measurements. They weigh slightly more and have a slightly larger diameter than the non-waterproof versions. Page 2 LUDLUM MODEL 3030 & 3030E SERIES ALPHA-BETA SAMPLE COUNTER November 2017 Serial Number 185762 and Succeeding Serial Numbers LUDLUM MEASUREMENTS, INC. 501 OAK STREET, P.O. Unsure about which instrument is best for your application?

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