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Model 239-1F Floor Monitor

December

2010

TABLE OF CONTENTS

1. GENERAL ............................................................................................................................... 1

2. SPECIFICATIONS

................................................................................................................. 1

3. GAS

BOTTLE

INSTALLATION .......................................................................................... 2

4. OPERATING

PROCEDURES .............................................................................................. 2

5. MAINTENANCE .................................................................................................................... 3

6. REPLACEMENT

PARTS LIST ............................................................................................ 4

Содержание 239-1F

Страница 1: ...LUDLUM MODEL 239 1F FLOOR MONITOR Revised December 2010 LUDLUM MEASUREMENTS INC 501 OAK ST P O BOX 810 SWEETWATER TX 79556 325 235 5494 FAX 325 235 4672 ...

Страница 2: ...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 3: ...Model 239 1F Floor Monitor December 2010 TABLE OF CONTENTS 1 GENERAL 1 2 SPECIFICATIONS 1 3 GAS BOTTLE INSTALLATION 2 4 OPERATING PROCEDURES 2 5 MAINTENANCE 3 6 REPLACEMENT PARTS LIST 4 ...

Страница 4: ...Model 239 1F Floor Monitor December 2010 Model 239 1F Floor Monitor shown with Ludlum Model 2221 ...

Страница 5: ... cm2 one or two layers metalized mylar alpha beta gamma b 3 9 mg cm2 one layer metalized mylar one layer 3 5 mg cm2 mylar beta gamma c 7 9 mg cm2 one layer metalized mylar one layer 7 5 mg cm2 mylar gamma EFFICIENCY 4π 17 239 Pu 25 90 Sr 90 Y gamma 1 Efficiencies are expressed in 4pi geometry and calculated with a probe using the 0 8 mg cm2 Mylar window at a fixed height of 3 16 inches distance fr...

Страница 6: ...he plastic nuts and screw the nut onto the fitting Finger tight is sufficient 6 Proceed to the operating procedures section of this manual 4 OPERATING PROCEDURES 3CAUTION If the output has a quick connect fitting insert a male quick connect prior to applying the gas supply o Turn the flow control valve off 3CAUTION Do not overtighten o Turn valve on gas supply bottle to the OPEN position The high ...

Страница 7: ...ow counting gas to escape causing degradation of detector efficiency If the window needs replacing in the detector the detector should be checked both for gas leaks and HV shorts before replacing detector on the cart Indication of a broken wire is low or erratic HV reading Foreign particles wire tails on the standoff posts or solder peaks can cause excessive counts Loose wires can cause reduced co...

Страница 8: ...EA Main Box Screened 9175 014 1 EA 5 Ft C Cable 8303 022 10 EA PLT2M Cable Tie 03 5410 4 EA Stem Fit B OC4 D 400 13 7912 2 EA M Pipe Fit B QC4 B 2PM 13 7920 2 EA Grommet 2170 18 8774 1 EA Flowmeter RMA 150 SSV 21 9547 1 EA Flowmeter RMA 150 21 9548 15 FT Vinyl Tubing 59002 22 9514 12 FT Swaglok B 400 1 2 22 9522 10 EA Swaglok Insert B 405 2 22 9639 28 IN Edge Trim 8451A53 22 9828 REGULATOR 2310017...

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