Ludlum Measurements 43-5 Manual

Alpha scintillator

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LUDLUM MODEL 43-5
ALPHA SCINTILLATOR
February 2021

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Summary of Contents for Ludlum Measurements 43-5

  • Page 1 LUDLUM MODEL 43-5 ALPHA SCINTILLATOR February 2021...
  • Page 2 LUDLUM MODEL 43-5 ALPHA SCINTILLATOR February 2021...
  • Page 3 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.
  • Page 4: Table Of Contents

    1.5-inch Tube Socket, Drawing 2 x 286 ................ 3 DRAWINGS AND DIAGRAMS ....................5 Model 43-5 Assembly View, Drawing 77 x 23 Model 43-5 Overall with Window, Drawing 77 x 23A 1.5-inchTube Socket, Drawing 2 x 317 1.5-inch Tube Socket Component Outlines, Drawing 2 x 318...
  • Page 6: General

    MAINTENANCE Normally, causes of malfunction of the Model movement of the opaque material, a light leak 43-5 are due to either light holes in the thin should be discernible. metallized polyester or a defective multiplier tube. The malfunction caused by light holes...
  • Page 7: Replacement Of Pmt

    M43-5 Alpha Scintillator February 2021 1. Remove protective window frame. Replacement of PMT 2. Remove window with metallized To replace the PMT, perform the following polyester assembly from scintillation steps: (See Drawing 77 x 23.) retainer face. NOTE: If the replacement is for an original “based”...
  • Page 8: Replacement Parts List

    Model 43-5 Alpha Scintillator February 2021 REPLACEMENT PARTS LIST Ref. No. Description Part No. UNIT Completely Assembled 47-1521 Model 43-5 Probe Part No. Description Qty. 4002-510 PM TUBE-ADIT 1 EA. 40-4006 TUBE SHIELD 1 EA. 40-4111 WINDOW W/MYLAR 1 EA.
  • Page 9 M43-5 Alpha Scintillator February 2021 Ref. No. Description Part No. R3-R6 10 MEG 10-7106 10 MEG 10-7106 R101-R104 10 MEG 10-7106 R111 10 MEG 10-7106 MISCELLANEOUS 12 ea. Contact-003-1381-003 01-5245 *OPTIONAL Ref. No. Description Part No. BOARD* Completely Assembled 5209-019 Gain Control CAPACITORS 0.0047µF, 3kV, C...
  • Page 10: Drawings And Diagrams

    February 2021 DRAWINGS AND DIAGRAMS Model 43-5 Assembly View, Drawing 77 x 23 Model 43-5 Overall with Window, Drawing 77 x 23A 1.5 Inch Tube Socket Board, Drawing 2 x 317 1.5 InchTube Socket Component Outlines, Drawing 2 x 318...

Table of Contents