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LUDLUM 133-2-1 User Manual

133 series gamma detector
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LUDLUM MODEL 133 SERIES
GAMMA DETECTOR
February 2018
Serial Number PR-373191 for Model 133-2 and
Serial Number PR-372938 for the remainder of the 133 Series
and Succeeding Serial Numbers
Manual covers these model numbers:
(133-2, 133-2-1, 133-3, 133-3-1,
133-4, 133-4-1, 133-6, 133-6-1, 133-7, 133-7-1)

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Summary of Contents for LUDLUM 133-2-1

  • Page 1 GAMMA DETECTOR February 2018 Serial Number PR-373191 for Model 133-2 and Serial Number PR-372938 for the remainder of the 133 Series and Succeeding Serial Numbers Manual covers these model numbers: (133-2, 133-2-1, 133-3, 133-3-1, 133-4, 133-4-1, 133-6, 133-6-1, 133-7, 133-7-1)
  • Page 2 Serial Number PR-373191 for Model 133-2 and Serial Number PR-372938 for the remainder of the 133 Series and Succeeding Serial Numbers Manual covers these model numbers: (133-2, 133-2-1, 133-3, 133-3-1, 133-4, 133-4-1, 133-6, 133-6-1, 133-7, 133-7-1) LUDLUM MEASUREMENTS, INC. 501 OAK STREET, P.O. BOX 810...

  • Page 3: Table Of Contents

    Model 133 Series Gamma Detector Table of Contents Introduction Unpacking and Repacking Specifications Operating Procedures Safety Considerations Parts List, Drawings and Diagrams Ludlum Measurements, Inc. February 2018...
  • Page 4 133-6 and 550 Vdc within 15% 4 mR/hr to 4 mR/hr to 133-6-1 6 R/hr 40 R/hr 133-7 and 460 Vdc within 15% 25 mR/hr 25 mR/hr 133-7-1 to 30 R/hr to 100 R/hr Ludlum Measurements, Inc. Page 1 February 2018...
  • Page 5 Model 133-4 Note: The detector does not contain any consumable materials. Note: If the detector is used in a manner not intended by the manufacturer, the detector may not function properly. Ludlum Measurements, Inc. Page 2 February 2018...

  • Page 6: Unpacking And Repacking

    Every returned instrument must be accompanied by an Instrument Return Form, which can be downloaded from the Ludlum website at www.ludlums.com. Find the form by clicking on the “Support” tab and selecting “Repair and Calibration” from the drop-down menu. Then choose the appropriate Repair and Calibration division where you will find a link to the form.

  • Page 7: Specifications

    Model 133-3, 133-4, 133-6, 133-7: SIZE: 2.2 x 10.2 cm 0.88 x 4 in.) (Dia x L) Model 133-2, 133-2-1, 133-4-1, 133-6-1, 133-7-1: 2.5 x 10.2 cm (1 x 4 in.) (Dia x L) -20 to 50 °C (-4 to 122 °F) TEMPERATURE RANGE: 0.090 kg (0.20 lb)

  • Page 8: Operating Procedures

    4. Instruments and detectors, which meet these criteria, are ready for use. Failure to meet these criteria may indicate a malfunction in the detector. Ludlum Measurements, Inc. Page 5 February 2018...

  • Page 9: Safety Considerations

    Observe the following precautions when cleaning: 1. Turn the instrument electronics OFF. 2. Allow the instrument to sit for one minute. 3. Disconnect the detector cable before cleaning the detector. Ludlum Measurements, Inc. Page 6 February 2018...

  • Page 10: Parts List, Drawings And Diagrams

    UNIT Completely Assembled Model 133-3 Gamma Detector 47-1314 1 EA GM TUBE (LND 73122) 01-5311 1 EA RES – 3.3 MEG ¼ W, 5% 10-7044 1 EA Model 133 BODY FOR SCREWS 7002-1195 Ludlum Measurements, Inc. Page 7 February 2018...

  • Page 11: February 2018

    18-89034 1 EA O RING-2-016 BUNA 70 16-8364 1 IN SHRINK-1/16 INCH BLACK 22-9501 1 IN SHRINK-GPF-135 3/32 CLR 22-9540 1 EA CONNECTOR SERIES “C” 4478-011 1 EA Model 133 RESISTOR BOARD 6525-664 Ludlum Measurements, Inc. Page 8 February 2018...
  • Page 12 UNIT Completely Assembled Model 133-7 Gamma Detector 47-1216 1 EA GM TUBE (CSF 3G70) 01-5045 1 EA RES – 4.7 MEG ¼ W, 5% 10-7030 1 EA Model 133 BODY FOR SCREWS 7002-1195 Ludlum Measurements, Inc. Page 9 February 2018...
  • Page 13 1 EA TUBE SHIELD 01-5055 1 EA Model 133 RESISTOR BOARD 6525-664 Additional parts for Model 133 series for waterproof detectors 1 EA Model 133-10 COVER 7002-582 1 EA Model 133-10 BASE 7002-583 Ludlum Measurements, Inc. Page 10 February 2018...
  • Page 14 Model 133 Series Gamma Detector Model 133 Series Probe Assembly Ludlum Measurements, Inc. Page 11 February 2018...
  • Page 15 Model 133 Series Gamma Detector Model 133-2 Probe Assembly Ludlum Measurements, Inc. Page 12 February 2018...
  • Page 16 Model 133 Series Gamma Detector Model 133-3 and 133-4 Ludlum Measurements, Inc. Page 13 February 2018...

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