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SKF Machine Condition Advisor

CMAS100-SL

P/N 32150500-EN

Revision A

WARNING!

Read this manual before using this product.

Failure to follow the instructions and safety precautions in this
manual can result in serious injury. Keep this manual in a safe
location for future reference.

Copyright

©

2009 by SKF Reliability Systems

All rights reserved.
5271 Viewridge Court
San Diego, CA 92123-1841 USA
Telephone: (858) 496-3400,
Fax: (858) 496-3531
Customer Service: 1-800-523-7514

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Содержание CMAS 100-SL

Страница 1: ... follow the instructions and safety precautions in this manual can result in serious injury Keep this manual in a safe location for future reference Copyright 2009 by SKF Reliability Systems All rights reserved 5271 Viewridge Court San Diego CA 92123 1841 USA Telephone 858 496 3400 Fax 858 496 3531 Customer Service 1 800 523 7514 ...

Страница 2: ...ers SKF 2008 The contents of this publication are the copyright of the publisher and may not be reproduced even extracts unless prior written permission is granted Every care has been taken to ensure the accuracy of the information contained in this publication but no liability can be accepted for any loss or damage whether direct indirect or consequential arising out of the use of the information...

Страница 3: ...port tracking your proof of ownership and staying informed about upgrades and special offers Please visit our website for more details on these benefits Tell us how we re doing It s important that you re satisfied with the quality of our product user manuals We appreciate your feedback if you have comments or suggestions for improvement please tell us how we re doing 082208ds ...

Страница 4: ......

Страница 5: ...deficiency in any Product sold by SKF even if such claim is based on tort including negligence or strict liability breach of contract or any other legal theory If the Product does not conform to this limited warranty Buyer must notify SKF or SKF s authorized service representative within thirty 30 days of discovery of the nonconformity provided however that SKF shall not be liable for any claim fo...

Страница 6: ...U all Wireless Monitoring Systems V T all Vibration PenPlus all Machine Condition Advisors MCA all transmitters all SKF software all Monitor Interface Modules MIM all Machine Condition Transmitters MCT MicroVibe P and Custom Products with the prefix of CMCP with the exception of any consumable or expendable items TWO YEAR WARRANTY Products warranted for two 2 years by SKF are as follows all standa...

Страница 7: ...ded by Buyer must meet the requirements stipulated by SKF Criteria 2 SKF or its authorized service representative has installed the On line System or has audited the installation and commissioned the On line System On line Systems are defined as systems consisting of Multilog Condition Monitoring Unit s CMU Multilog Local Monitoring Unit s LMU and any sensing or input devices the interconnect cabl...

Страница 8: ... requested or authorized in writing by SKF Buyer shall forward to SKF any Product claimed by Buyer as being defective Buyer shall prepay all transportation charges to SKF s factory or authorized service center SKF will bear the cost of shipping any replacement Products to Buyer Buyer agrees to pay SKF s invoice for the then current price of any replacement Product furnished to Buyer by SKF if the ...

Страница 9: ...WARRANTY REPRESENTATION OR INDEMNIFICATION EITHER EXPRESS OR IMPLIED INCLUDING WITHOUT LIMITATION ANY IMPLIED WARRANTY OF MERCHANTABILITY FITNESS FOR A PARTICULAR PURPOSE OR NON INFRINGEMENT b IN NO EVENT SHALL SKF BE LIABLE OR OBLIGATED FOR SPECIAL EXEMPLARY PUNITIVE INCIDENTAL DIRECT INDIRECT GENERAL OR CONSEQUENTIAL DAMAGES INCLUDING BY WAY OF EXAMPLE ONLY LOST PROFITS OR SAVINGS LOSS OF BUSINE...

Страница 10: ...essential purpose so long as SKF is willing and able to perform to the extent and in the manner prescribed in this limited warranty SKF MARLIN Microlog and Multilog are registered trademarks of the SKF Group CM F0001 Revision P 12 07 SKF Reliability Systems 5271 Viewridge Court San Diego California 92123 USA Telephone 1 858 496 3400 FAX 1 858 496 3531 Web www skf com reliability ...

Страница 11: ...ur Machine Condition Advisor 5 Battery and Battery Charger Safety Instructions 6 How to Use the Machine Condition Advisor 15 ISO 10816 3 Severity Chart 21 Enveloped Acceleration Severity Chart 22 Sensor Placement Techniques 23 Vibration Analysis Guidelines 25 Infrared Temperature Measurement Guidelines 26 Specifications 27 ...

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Страница 13: ...clothing and gloves away from moving parts Do not overreach Keep proper footing and balance at all times to enable better control of the device during unexpected situations Use safety equipment Always wear eye protection Non skid safety shoes hard hat or hearing protection must be used for appropriate conditions Device Safety Use only accessories that are recommended by the manufacturer Do not att...

Страница 14: ...sor range The instrument compares the overall vibration value to limits established by ISO 10816 3 guidelines Measurement values exceeding limits are automatically indicated An enveloped acceleration bearing vibration reading that filters out all machinery vibration signals except those emanating from rolling element bearings and gearboxes Bearing vibration readings are automatically compared to l...

Страница 15: ... temperature measurement is provided to indicate uncharacteristic temperature increases that generally occur as machine and bearing faults worsen and to help detect machinery problems that may not affect machine vibration signals Controls and Functions The SKF Machine Condition Advisor LCD display Vibration sensor tip Infrared temperature sensor Select button Browse button AC power external sensor...

Страница 16: ...below Overall vibration reading IPS or mm s Overall vibration alarm none Alert or Danger Overall vibration alarm Group G1 3 or G2 4 and foundation type Flexible or Rigid Bearing vibration reading gE Bearing vibration alarm none Alert or Danger Bearing vibration alarm class CL1 CL2 or CL3 Temperature reading C or F Measurement status indicator run or hold Battery charge status 75 charged ...

Страница 17: ...he system units to either English or Metric units Enable disable the infrared temperature measurement For the instrument s overall vibration measurements specify your general machinery size speed and foundation type by ISO classification group These settings determine alarm levels for the overall machine vibration measurements For bearing vibration measurements select a bearing alarm classificatio...

Страница 18: ...to the device Charge the device s battery only with the recommended SKF battery charger DO NOT immerse the device in water or other liquids Use and store the device according to the following temperature ranges Operating temperature range In use 10 to 60 C 14 to 140 F While charging 0 to 40 C 32 to 104 F Storage temperature Less than one month 20 to 45 C 4 to 113 F More than one month but less tha...

Страница 19: ...rd or plug Do not disassemble the charger return it to an authorized SKF service center for repair Disconnect the charger from the outlet prior to cleaning Do not operate the charger if it is damaged in any way Battery Maintenance Use the following recommendations to prolong the life of your battery If the device is temporarily not in use and therefore not being regularly charged it is important t...

Страница 20: ...gional AC outlet adapters Connect the CMAC8002 Universal Charger s cable to the DC connector on the CMAC101 Adapter Cable Align connect and tighten the CMAC101 Adapter Cable s six pin connector to the six pin connector at the base of the instrument A progress bar scrolls across the display as charging occurs A charge complete message displays when the battery is fully charged typically within four...

Страница 21: ...tical bars in the display s lower right Each filled bar represents approximately 25 of remaining battery life It is recommended you fully recharge the battery when only one bar remains at approximately 25 of remaining battery life If temperature readings are not required the infrared temperature sensor may be disabled to extend battery life Reference the following How to Make Selections in Setup M...

Страница 22: ...ode Select button Browse button Press either the Select or Browse button to turn the instrument on From the measurement display press and hold the Browse button approx 1 sec to enter Setup Mode The Setup Mode menu appears showing the first two menu options In all Setup Mode menus ...

Страница 23: ...tes the currently selected option Use this method to set options from the instrument s menu structure as described below Setup Mode IR Temperature On or Off Exit exits back to measurement mode Language English French German Spanish Portuguese or Swedish System Units English IPS or Metric mm s Alarm Velocity Group 1 and 3 G1 3 or 2 and 4 G2 4 Foundation R igid or F lexible Enveloped Acceleration Cl...

Страница 24: ...ibration levels for standardized machinery classifications Options are Groups 2 4 default The ISO standard Group 2 and 4 classifications define the following type of machinery Medium size machines and electrical machines with a shaft height between 160 mm and 315 mm These machines are normally equipped with rolling element bearings but may use sleeve bearings and operate at speeds above 600 RPM Th...

Страница 25: ...tion An additional factor in ISO machinery classifications is whether the machinery is mounted on rigid or flexible foundations Therefore an additional setting that helps define your Alarm Velocity Group s overall vibration alarm levels is whether the machinery you re measuring has Rigid default or Flexible foundations In Setup Mode select the Foundation option that describes the mounting type for...

Страница 26: ...should select the Enveloped Acceleration Class that best describes the general size and speed of the bearings you re measuring Options are CL1 Bearings with a bearing bore diameter between 200 mm and 500 mm and a shaft speed below 500 RPM CL2 default Bearings with a bearing bore diameter between 200 mm and 300 mm and a shaft speed between 500 RPM and 1800 RPM CL3 Bearings with a bearing bore diame...

Страница 27: ...r is very simple to use General steps for use are Turn the instrument on Place the sensor tip or a connected external sensor with magnetic tip against the machine you re measuring and wait for the vibration readings to stabilize Press the Select button to hold freeze the measurement readings View the display to determine if the vibration readings are in Alert or Danger alarm levels Each step is de...

Страница 28: ... buttons simultaneously to immediately turn off the instrument The title screen briefly displays then the measurement screen displays in RUN mode In RUN mode vibration measurements are continuously repeated and results update continuously Place the Sensor Tip against the Machine Press the pen s sensor tip against your measurement POINT on the machine For optimal sensor placement reference the Sens...

Страница 29: ...uate Note that using the external sensor with magnet attachment provides more stable measurement results It is recommended that you take infrared temperature measurements with the instrument s probe tip pressed against the machine and never from more than 4 10 cm away from target Measurement results freeze HOLD appears on the display and alarm indicators appear for the overall vibration and bearin...

Страница 30: ... the Select button again to release the HOLD function The HOLD indicator disappears the RUN indicator appears and measurements resume How to Use the Optional External Sensor Use the external sensor with magnet attachment to increase the consistency and quality of your MCA s vibration measurements Also magnetic mounted sensors provide higher sensitivity to vibration signals occurring at higher freq...

Страница 31: ...To connect the external sensor Screw in and tighten the magnet to the external accelerometer sensor On the external sensor s cable locate the two alignment guides on the connector s green strain relief Identify the alignment guide that is in line with the connector s keyway you may wish to mark the appropriate alignment guide with a felt tip marker for easy future identification On the MCA s conne...

Страница 32: ...o connectors together and slowly rotate one connector until the keyway slides into the notch tighten the screw lock to secure To perform vibration measurements using the external sensor Connect the external sensor to the instrument as described above When using an external sensor the temperature measurement is automatically disabled Place the sensor s magnet on your machine measurement POINT WARNI...

Страница 33: ...displays in RUN mode Ext Sen displays at the bottom of the screen indicating external sensor use Perform the remaining measurement steps as previously described ISO 10816 3 Severity Chart The Machine Condition Advisor compares your overall velocity vibration readings to limits established by ISO 10816 3 guidelines The following severity chart is provided for your reference ...

Страница 34: ... Orange indicates measurements in Alert alarm Red indicates measurements in Danger alarm Enveloped Acceleration Severity Chart Bearing vibration readings are automatically compared to limits established by SKF based upon years of statistical analysis of existing databases The following severity chart is provided for your reference ...

Страница 35: ... temperatures and is running under its normal rated condition at rated voltage flow pressure and load On machines with varying speeds or loads perform measurements at all extreme rating conditions in addition to selected conditions within these limits When placing the sensor on the machine generally avoid greasy oily wet or painted surfaces housing splits and structural gaps Select the best measur...

Страница 36: ...s positioned out of the load zone or too far from the measured bearing the measured signal degrades in amplitude and appears as a lower and inaccurate value Therefore when measuring a bearing on a horizontal shaft with a split bearing housing you should perform measurements on the housing s lower portion in the load zone when possible This allows the overall velocity vibration and acceleration env...

Страница 37: ...xception of bearings and gearboxes most rotating machinery problems show themselves as excessive overall velocity vibration Also each mechanical problem generates vibration in its own unique way We can therefore examine the type of overall velocity vibration to identify its cause and take appropriate repair action With overall velocity vibration measurements interpretation of the cause of excess v...

Страница 38: ...nce Axial Excessive axial vibration is a strong indicator of misalignment It s important to note that these are general guidelines for horizontal shafts and that knowledge of your machinery and proper hand held sensor techniques are necessary to accurately interpret the cause of excessive vibration Infrared Temperature Measurement Guidelines To perform accurate non contact infrared temperature mea...

Страница 39: ...ure If the MCA is exposed to abrupt ambient temperature differences of 11 C or more 20 F allow it to adjust to the new ambient temperature for at least 20 minutes before performing temperature measurements Emissivity Emissivity is the measure of an object s ability to emit infrared energy Emitted energy indicates the temperature of the object Emissivity can have a value from 0 shiny mirror to 1 0 ...

Страница 40: ...z meets ISO 2954 IR Temperature Range 20 C to 200 C 4 F to 392 F IR Temperature Accuracy 2 C 3 6 F IR Temperature Measurement Distance 10 cm 4 in away from target maximum Operating Temperature Range In use 10 C to 60 C 14 F to 140 F While charging 0 C to 40 C 32 F to 104 F Storage Temperature Range Less than one month 20 C to 45 C 4 F to 113 F More than one month but less than six months 20 C to 3...

Страница 41: ...meter with 100 mV g sensitivity that needs ICP Integrated circuit piezo electric External Sensor Power 24 V DC at 3 5 mA Sensor Cable 1 5 m 5 ft cable with M8 socket type connector Charger Specifications Universal AC DC wall plug in Input 90 to 264 V AC 47 to 60 Hz Output 5 V DC regulated Dimensions width 1 85 4 7 cm length 7 9 20 cm thickness 1 2 54 cm Weight 125 gms 4 4 oz ...

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