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SDM-73

Portable Oil Steel Dust Checker

Model SDM-73

Instruction Manual

Please keep this instruction manual available for quick reference

when needed.

Before use, carefully read this instruction manual and fully

understand the content.

Instruction Manual No.: SDM-73CEET

Содержание SDM-73

Страница 1: ...Checker Model SDM 73 Instruction Manual Please keep this instruction manual available for quick reference when needed Before use carefully read this instruction manual and fully understand the content Instruction Manual No SDM 73CEET ...

Страница 2: ... View 4 2 Component Names and Functions 5 Operation Procedures 5 1 Installing Batteries 5 2 Battery Check 5 3 Measurement 5 4 Collection of Oil Sample 6 Troubleshooting 7 Specifications 8 Warranty Appendix 1 Measuring Principle 2 Metal Materials Measurable 3 Practical Use 1 1 2 3 4 5 6 7 9 10 12 13 14 15 16 ...

Страница 3: ...mpling syringe This Manual describes the specifications functions and operating instructions carefully read and thoroughly understand this manual before operating the Oil Steel Dust Checker SDM 73 2 Features The employed magnetic balance type electromagnetic induction method is a highly sensitive for the detection of the abrasion in the initial stage Suitable for diagnose of irregularity in the ul...

Страница 4: ...d for a long time Do not disassemble or modify the instrument or change the structure or electric circuits Do not leave the instrument in high temperature or highly humid places Keep the instrument away from radical temperature or humidity changes walkie talkie mobile phone or its performance may be adversely affected Do not drop hit or apply a strong mechanical shock to the instrument or its perf...

Страница 5: ...3 4 Component Names and Functions 4 1 Exterior View ...

Страница 6: ...3 BATTERY alarm lamp To indicate the low battery status when the battery voltage becomes lower than 3 6V the alarm lamp will turn ON 4 LCD display The display will indicate a digital reading of the steel dust in the sampled oil Also to indicate the reading of battery voltage 5 DC jack The exclusive jack to accept the plug of the AC Adapter 6 Calibration date label Label to indicate calibration dat...

Страница 7: ...arefully observe the battery polarity illustration inside the battery compartment to make sure that the batteries are installed correctly It is recommended that a fresh new set of batteries be installed do not use a set of partial used and new batteries To close the battery compartment place the cover on the batteries leaving an opening of about 10mm and while pressing the cover downward push it f...

Страница 8: ...nt can not be operated Secure a fresh set of batteries and make replacements when the battery voltage drops below 3 2V the BATTERY alarm lamp will commence to blinking with an audible buzzer sound Warning Measurement conducted under low battery condition will not provide an accurate or reliable reading In case the battery voltage should drop below 3 2V during measurement at MEAS mode the BATTERY a...

Страница 9: ...ample 3 An audible beep will sound for 2 3 seconds after the sampling syringe with the holder has been inserted indicating the measurement has been completed and the reading is held read and record the reading 4 When the sampling syringe with the holder is removed from the sample port the display will return to zero 0 000 by the auto zeroing adjustment function Remove the syringe and holder togeth...

Страница 10: ...t in a location not effected by such electrical equipment Do not operate the instrument in a location where walkie talkie or cellular phonemay be used During measurement do not use or place a metal tool object near the sample port If the collected sample oil is of high temperature allow it to cool to normal room temperature beforemeasurement Memo Readings may vary when the size of steel dust is bi...

Страница 11: ... the syringe and mix the oil sample well before measurement Carry out the measurement right after mixing the oil sample Memo Syringe is a consumable part Pay attention to the following When removing the oil sample stuck on the scale on the syringe the scale may vanish depending on the type of oil Do not to put oils on the scale on the syringe Discharge the oil sample in the syringe to the sampling...

Страница 12: ...arity correctly positioned page 5 The battery alarm lamp turns ON when selector switch is set at BATT or MEAS using fresh set of batteries The battery may be installed with the polarity in wrong position Reinstall the batteries with the polarity correctly positioned page 5 The reading of the display does not stabilize or is not held when the sampled oil is inserted The reading is held at an unstab...

Страница 13: ...the display will not return to zero or flashing is indicated No reading is obtained after the sampled oil is inserted in the instrument Optical sensor to detect the sampling syringe is smeared with oil etc Only the sampling syringe is removed while the syringe holder is in the instrument Wipe away a smear near the sample insert port with a cotton swab or soft cloth Always remove the sampling syrin...

Страница 14: ...mum resolution 1 ppm 0 ppm indicated when the value is less than 5 ppm Accuracy 10 rdg 10 dgts The analyzed value of standard oil by atomic absorption method rdg measured value Zero adjustment Automatic adjustment Sample volume 1 5 ml Power requirement 4 AA size dry batteries Battery life 30 hours of continuous operation using alkaline batteries Operating temperature 0 to 40 degrees C Dimensions 8...

Страница 15: ... After examination of allegedly defective product return to New Cosmos with freight prepaid should the product fail to conform to this warranty customer s only remedy and New Cosmos s only obligation shall be at New Cosmos s sole option replacement or repair of such non conforming product or refund of the original purchase price of the non conforming product In no event will New Cosmos be liable f...

Страница 16: ...in the vicinity of the center detection coil Normally the center detection coil does not generate an induction voltage on the other hand when the sampled oil containing iron particles is inserted into the exciter coil the magnetic field is offset by the magnetic permeability variation and an induction voltage is generated in the detection coil The induction voltage can measure the concentration of...

Страница 17: ...Ferruginous Hydroxide iron Para magnetism 1 Iron oxide γ Fe2O3 Fe3O4 Ferromagnetism Sodium calcium lithium molybdenum Para magnetism 2 1 Iron oxide has several isomers as can be noted from the table above there are substance that can be measured with the Oil Steel Dust Checker and substance that can not be measured Specially in case the environment allows the oxidation of iron particles easily and...

Страница 18: ...o improve the accuracy of diagnosis when jointly used with the vibration method for medium and high speed rotation machinery Preliminary diagnosis for SOAP method ferrography method etc Useful tool for preliminary diagnosis as a cost saving for maintenance Example of various use Pumps Motors Agitators Fan blower Compressor Cooling tower Air fin cooler Mixer Kneader Rotary drier Paper marking machi...

Страница 19: ...ish a suitable criterion to your machine by collecting the data and tendency from the machine although it may sometimes be difficult as there are so many types of machines and applications Table 3 Criterion of the Steel Dust Concentration in the Oil Criterion ppm Large sized machine Small sized machine Countermeasure Normal value Less than 30 Less than 100 Management of steel dust contents in the ...

Страница 20: ...opies of this operation manual are available Contact the following address for ordering information Distributor Manufacturer New Cosmos Electric Co Ltd 2 5 4 Mitsuiya naka Yodogawa ku Osaka 532 0036 Japan TEL 81 6 6309 1505 FAX 81 6 6308 8129 http www new cosmos co jp en index html ...

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