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STATEMENT OF WARRANTY 

 
Ludlum Measurements, Inc. warrants the products covered in this manual 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 to determine if repair, recalibration, or replacement is 
required. 
 
This  warranty  excludes  the  replacement  of  photomultiplier  tubes,  G-M  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 of merchantability or fitness, which extend beyond the description 
of  the  face  there  of.    If  the  product  does  not  perform  as  warranted  herein, 
purchaser’s  sole  remedy  shall  be  repair  or  replacement,  at  the  option  of  Ludlum 
Measurements.  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

 

 
 

 

RETURN OF GOODS TO MANUFACTURER 

 

If  equipment  needs  to  be  returned  to  Ludlum Measurements, Inc. for repair or calibration, please 
send to the address below.  All shipments should include documentation containing return shipping 
address, customer name, telephone number, description of service requested, and all other necessary 
information.  Your cooperation will expedite the return of your equipment. 
 
 
 

 

LUDLUM MEASUREMENTS, INC. 

 

ATTN: REPAIR DEPARTMENT 

 

501 OAK STREET 

 

SWEETWATER, TX 79556 

 
 

800-622-0828   325-235-5494 

FAX 325-235-4672

 

Содержание 319110

Страница 1: ...LUDLUM MODEL 44 110 4 WINDOWLESS GAS FLOW PROPORTIONAL DETECTOR October 2020 Serial Number 319110 and Succeeding Serial Numbers ...

Страница 2: ...LUDLUM MODEL 44 110 4 WINDOWLESS GAS FLOW PROPORTIONAL DETECTOR October 2020 Serial Number 319110 and Succeeding Serial Numbers ...

Страница 3: ...anty of merchantability or fitness which extend beyond the description of the face there of If the product does not perform as warranted herein purchaser s sole remedy shall be repair or replacement at the option of Ludlum Measurements 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...

Страница 4: ...Model 44 110 4 ...

Страница 5: ...Flow Proportional Detector TABLE OF CONTENTS 1 GENERAL 1 2 SPECIFICATIONS 1 3 OPERATING PROCEDURES 1 4 CALIBRATION 2 4 1 Counting Instrument 2 4 2 Operating Voltage 2 4 3 Calculating Efficiency 2 PARTS LIST 3 DRAWINGS AND DIAGRAMS 4 ...

Страница 6: ...dized aluminum tray with 2 5 cm 1 0 in diameter sample ring to allow for 2 5 or 5 1 cm 1 0 or 2 0 in Dia x L samples CONSTRUCTION aluminum housing TEMPERATURE 20 to 50 C 4 to 122 F SIZE 15 2 x 11 4 x 23 6 cm 6 x 4 5 x 9 3 in H x W x L WEIGHT 1 5 kg 3 3 lb 3 OPERATING PROCEDURES Connect the Model 44 110 4 to an appropriate counting gas by connecting tubing from a gas bottle regulator or adjustable ...

Страница 7: ...source in the sample cavity Close drawer turn on gas and allow chamber to purge 3 Begin the search for the operating voltage at 1600 V Observing the count increase the HV until the desired efficiency is achieved Note the HV 4 Using one minute count times record count rates for the desired alpha and or beta sources The starting HV value should be 25 V less than the HV reading obtained in the above ...

Страница 8: ...RECPT UG706 U C 4478 011 1 EA KNOB POINTER MS91258 2P2B 8 6608 1 EA O RING 2 229 16 8286 1 EA O RING 2 012 16 8302 4 EA FEEDTHRU 1115 07 0519 18 9353 1 EA SPRING PLUNGER 10 32 18 9365 4 EA MOUNT ISOLATION 8 32 X 1 2 BLK 21 8922 2 EA FTG 1 8 HOSE MH1332 1 4 HEX 21 9305 1 EA VALVE MTV 2P 21 9754 1 EA M 44 10 43 17 SMPL DRWR 7142 001 06 1 EA M 43 10 PLANCHET HOLDER 7142 001 07 1 EA M 43 10 43 17 SHAF...

Страница 9: ...ional Detector page 4 DRAWINGS AND DIAGRAMS Model 44 110 4 Assembly Overview Drawing 142 x 274 Model 44 110 4 Assembly Step 1 Drawing 142 x 274A Model 44 110 4 Assembly Step 2 Drawing 142 x 274B Model 44 110 4 Assembly Step 3 Drawing 142 x 274C ...

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