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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) 

 

 
 
 

 

 

Содержание 133-2

Страница 1: ...ary 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 ...

Страница 2: ... 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 SWEETWATER TEXAS 79556 325 235 5494 FAX 325 235 4672 ...

Страница 3: ...ies Gamma Detector Ludlum Measurements Inc February 2018 Table of Contents Introduction 1 Unpacking and Repacking 3 Specifications 4 Operating Procedures 5 Safety Considerations 6 Parts List Drawings and Diagrams 7 ...

Страница 4: ...tivity of 30 10 mV Model Voltage needed Energy Response 60 keV 3 MeV Linearity w o dead time correction Linearity w dead time correction 133 2 and 133 2 1 550 Vdc within 25 0 1 mR hr to 200 mR hr 0 1 mR hr to 1 R hr 133 3 and 133 3 1 550 Vdc Within 25 0 1 mR hr to 1 R hr 0 1 mR hr to 5 R hr 133 4 and 133 4 1 550 Vdc within 15 1 mR hr to 2 R hr 1 mR hr to 10 R hr 133 6 and 133 6 1 550 Vdc within 15...

Страница 5: ...of models other than they are waterproof contain an O ring and do not have a C connector on the probe end base A 30 meter 100 foot cable is hard wired into the waterproof detector The waterproof models also weigh slightly more and have a slightly larger diameter than the others Model 133 4 Note The detector does not contain any consumable materials Note If the detector is used in a manner not inte...

Страница 6: ...r SN matches The Model 133 4 serial number is located on the side of the detector To return an instrument or detector for repair or calibration provide sufficient packing material to prevent damage during shipment and affix appropriate warning labels to promote careful handling Every returned instrument must be accompanied by an Instrument Return Form which can be downloaded from the Ludlum websit...

Страница 7: ...m 1 x 4 in Dia x L TEMPERATURE RANGE 20 to 50 C 4 to 122 F WEIGHT 0 090 kg 0 20 lb CONNECTOR series C unless a waterproof detector Other connectors are available upon request Model 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 Recommended Operating Voltage 550 V 550 V 550 V 550 V 460 V Energy Response 60 keV 3 MeV within 25 within 25 within 15 within 15 within 15 Sensitivit...

Страница 8: ...the proper setting for the detector 550 volts 2 Connect the detector to the instrument and check for a proper background reading see table on page 4 3 Expose the detector to a check source and verify that the instrument indicates within 20 of the check source reading from the last calibration Alternatively expose the detector to a source of known value and verify that the detector detects greater ...

Страница 9: ...n condensing 5 Pollution Degree 3 Occurs when conductive pollution or dry nonconductive pollution becomes conductive due to condensation This is typical of industrial or construction sites CLEANING INSTRUCTIONS AND PRECAUTIONS The detector may be cleaned externally with a damp cloth using only water as the wetting agent Do not immerse the instrument in any liquid Observe the following precautions ...

Страница 10: ...DY FOR SCREWS 7002 1201 1 EA Model 133 2 CONNECTOR CAP FOR SCREWS 7002 1202 3 EA SCREW 2 56 X 3 16 FH 17 8551 1 EA SCREW 2 56 X 1 8 BH 17 8727 1 EA BUSS WIRE 22 03 5363 1 EA LUG 2 922 902 18 9034 1 EA O RING 2 018 16 8307 1 IN SHRINK GPF 135 3 32 CLR 22 9540 1 EA CONNECTOR SERIES C 4478 011 Model 133 3 Reference Description Part Number UNIT Completely Assembled Model 133 3 Gamma Detector 47 1314 1...

Страница 11: ...IES C 4478 011 1 EA Model 133 RESISTOR BOARD 6525 664 Model 133 4 UNIT Completely Assembled Model 133 4 Gamma Detector 47 1674 1 EA GM TUBE LND 71412 01 5306 1 EA RES 3 3 MEG W 5 10 7044 1 EA Model 133 BODY FOR SCREWS 7002 1195 1 EA Model 133 CONNECTOR CAP FOR SCREWS 7002 1194 1 EA Model 133 CAP 7002 020 01 3 EA SCREW 2 56 X 3 16 FH 17 8551 1 EA SCREW 2 56 X 1 8 BH 17 8727 1 EA BUSS WIRE 22 03 536...

Страница 12: ...NNECTOR CAP FOR SCREWS 7002 1194 3 EA SCREW 2 56 X 3 16 FH 17 8551 1 EA SCREW 2 56 X 1 8 BH 17 8727 1 EA BUSS WIRE 22 03 5363 1 EA LUG 2 922 092 18 9034 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 Model 133 7 UNIT Completely Assembled Model 133 7 Gamma Detector 47 ...

Страница 13: ... 2 56 X 1 8 BH 17 8727 1 EA BUSS WIRE 22 03 5363 1 EA LUG 2 922 092 18 9034 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 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 7...

Страница 14: ...Model 133 Series Gamma Detector Ludlum Measurements Inc Page 11 February 2018 Model 133 Series Probe Assembly ...

Страница 15: ...Model 133 Series Gamma Detector Ludlum Measurements Inc Page 12 February 2018 Model 133 2 Probe Assembly ...

Страница 16: ...Model 133 Series Gamma Detector Ludlum Measurements Inc Page 13 February 2018 Model 133 3 and 133 4 ...

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