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SKF CMSS 60, Руководство пользователя и техническое руководство

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Eddy Probe Systems

Technical Manual

Part number: CMSS 31075800

Revision G

October 2008

Содержание CMSS 60

Страница 1: ...Eddy Probe Systems Technical Manual Part number CMSS 31075800 Revision G October 2008...

Страница 2: ......

Страница 3: ...bration probes 2 3 Bearing cap mounting 2 3 Bearing housing mounting 2 4 Axial probe installation 2 5 Axial probe installation recommendations 2 5 Section 3 Probe installation Introduction 3 1 Mountin...

Страница 4: ...ion 3 8 Cables and connections 3 9 Probe mounting don ts 3 10 Mounting Button eddy probes 3 10 Section 4 Driver installation Introduction 4 1 CAL adjustment R1 4 1 Probe connector J1 4 1 Terminal stri...

Страница 5: ...ys by SKF are as follows cable assemblies MARLIN QuickConnect MQC magnetic temperature probes and all refurbished equipment Limited Warranty v ONE YEAR WARRANTY Products warranted for one 1 year by SK...

Страница 6: ...og are registered trademarks of the SKF Group CM F0001 Revision P 12 07 Criteria 2 SKF or its authorized service representative has installed the On line System or has audited the installation and com...

Страница 7: ...ver CMSS 665 24V GND SIG GND 24V An Eddy Probe senses mechanical movement and converts this movement displacement into a usable electrical signal The signal can then be sent to a monitor system for co...

Страница 8: ...ack Blue Black Blue Black Reversible terminal strip No No No Yes Yes Permanent connection option Yes Yes Yes Yes CMSS 665P Series Yes CMSS 668P Series Output impedance Less than 100 ohms Less than 100...

Страница 9: ...ver which the system must accurately operate Sensitivity Must be compatible with monitors or other companion instruments System length The physical length of the systems is approximate to the electric...

Страница 10: ...rical characteristics as the shaft The SKF CMSS 601 Series Static Calibrator and the driver trim control permit verification and convenient field calibration within a 5 range on the shaft itself Respo...

Страница 11: ...ting equipment They are available with armored and fiberglass sleeving and may be offered SIRA CSA FM certified SKF Eddy Current Probes are available in a variety of case mounting configurations and l...

Страница 12: ...probe holder The holder passes through an adapter fitting mounted on the bearing housing and the probe is threaded into the holder When properly installed the probe including tip should extend 1 2 fro...

Страница 13: ...es Data accuracy Flexibility Length Seal connection requirement Section 1 General information 1 7 Ready to use Physical condition Cable kinked or crushed Connector threads Center pins of connector Ins...

Страница 14: ...Section 1 General information 1 8...

Страница 15: ...on viewed here Description Input shaft coupling end Y radial vibration probe 45 left of TDC instrument manufacturer ID data Input shaft coupling end X radial vibration probe 45 right of TDC instrument...

Страница 16: ...right of TDC instrument manufacturer ID data Phase reference probe 45 right of TDC instrument manufacturer ID data Outboard end bearing temperature Inboard end bearing temperature Radial bearing desc...

Страница 17: ...the machine train the Y probe vertical shall be to the left of vertical center The X probe horizontal shall be to the right of vertical center 3 8 9 Bearing Housing Bearing Cap 10 4 7 2 1 Rotation Ty...

Страница 18: ...x Conduit Sealtite or Equivalent Typical 3 4 1 2 Reduction Bushing Typical CMSS 911 Extension Use As Required Figure 2 11 Side view Notes 1 Drill and tap housing for 3 4 19 mm NPT typical 2 Set sealin...

Страница 19: ...so the center of the probe s range is 10 in the center of the float zone Securely lock the probe and any adapters in place 11 Be sure the probe tip has a side clearance of at least 12 half the probe...

Страница 20: ...to shaft or surface it is seeing 5 Do not pull thermocouple wires and probe lead wires into same outlet 6 Check gap volts after CMSS 911 or CMSS 912 assemblies have been installed 7 Set gap at midpoi...

Страница 21: ...F identification label Shows SKF model number Before installing the eddy current probe system the system components should be identified using the API 670 numbering system To ensure permanent identifi...

Страница 22: ...shaft shoulder or other discontinuity Otherwise probe target calibration will be altered This clearance must also be maintained with all stationary components so that the entire electric field is conc...

Страница 23: ...y It may be necessary to chase thread on probe using a 1 4 28 or 3 8 24 die Thread probe through the end exposing the majority of the threads apply Loc Tite and thread probe back to desired position L...

Страница 24: ...ame axis as the eddy probe for absolute vibration measurements It is recommended that probes be ordered with a case length of 1 2 inches or use the standard reverse mount probe and an overall length o...

Страница 25: ...ling CMSS 65 Probes in Probe Holder with 3 8 24 threads CMSS 912 Dual Axial Probe Adapter The CMSS 912 Dual Axial Probe Adapter provides mounting and protection for two parallel probes for measuring a...

Страница 26: ...ipe thread sealant liberally to both pipe threads and machine threads of probe holder during installation This is good for temperatures from 65 to 300 F 18 to 149 C Cure time is 48 hours but this can...

Страница 27: ...lders are used for installing CMSS 61 CMSS 65 Series Eddy Probes on flat machine surfaces when space is at a premium They are threaded 1 4 28 and slotted to insure a firm grip after final adjustment M...

Страница 28: ...p Bar the shaft to the other extreme of the float zone to verify that gap is set at half the distance Readjust the gap if necessary to ensure halfway setting Normal motion When more range is needed an...

Страница 29: ...bends any bend that exceeds the natural bending radius of the cable in the installed interconnect cable Tight bends can induce noise and cause undue cable wear Cabling should be tied down Figure 3 17...

Страница 30: ...que to 140 150 inch ounces 0 99 N m 1 06 N m If reassembling from having just removed body to allow passage through a 1 4 28 threaded hole apply heat during reassembly It will not be necessary to re t...

Страница 31: ...68P CMSS 600 CMSS 606 CMSS 620 2 5mm Displacement Probe Driver CMSS 665 24V GND SIG GND 24V meters Because the eddy probe is a tuned circuit the extension cable must be used it must not be eliminated...

Страница 32: ...ly model CMSS 31123300 This power supply is rated at 0 175 amperes Wiring connections Figure 4 3 shows the electrical and signal connections for the CMSS 600 CMSS 606 and CMSS 620 2 Eddy Probe Drivers...

Страница 33: ...is no special isolation plate required as the driver housings themselves are non conductive and therefore keep all circuits isolated For the CMSS 665 CMSS 665P CMSS 668 and CMSS 668P Series in order...

Страница 34: ...e of protection against corrosion windblown dust and rain splashing water and hose directed water undamaged by the formation of ice on the enclosure The housings are constructed of 14 or 16 gauge stee...

Страница 35: ...e 4 Type 4X CSA Type 4 Type 4X IEC 529 IP66 CMSS 31092103 Weatherproof housing for maximum three drivers CMSS 31092303 Weatherproof housing for maximum ten drivers Weatherproof housings for DIN rail m...

Страница 36: ...on of drivers in recommended weatherproof housings Figure 4 13 shows the minimum clearances needed to install the drivers in weatherproof housings These clearances allow for the cables and for the swi...

Страница 37: ...floor space for fixture mounting Two sizes are available which should normally meet criteria for an explosion proof housing at each bearing or a larger size where the drivers from multiple bearings ca...

Страница 38: ...50 113mm Minimum 5mm Displacement Probe Driver CMSS 665 24V GND SIG GND 24V Figure 4 16 shows the minimum clearances needed to install the drivers in explosion proof housings These clearances allow fo...

Страница 39: ...ther high pressure feedthroughs with the CMSS 920 Figure 5 1 CMSS 920 High Pressure Feedthrough Use the following procedure to install the CMSS 920 High Pressure Feedthrough Remove unit from shipping...

Страница 40: ...or screwing into the machine housing It is an effective and easily installed low pressure 10 atmospheres maximum seal The internal oil resistant neoprene packing as well as washers are split to allow...

Страница 41: ...f the adapter CMSS 30837800 3 8 24 internal thread for CMSS 68 style probes 1 2 12 7 mm NPT external thread CMSS 30837801 1 4 28 internal thread for CMSS 65 style probes 1 2 12 7 mm NPT external threa...

Страница 42: ...Section 5 Optional equipment 5 4...

Страница 43: ...Probes The CMSS 601 1 measures the gap in milli inches mil and the CMSS 601 2 and CMSS 601 8 measures in micrometers The CMSS 601 1 and CMSS 601 2 can be used with the more common short eddy probe cas...

Страница 44: ...s CMSS 606 Driver for CMSS 61 Series Probes CMSS 665 Driver for CMSS 65 Series Probes CMSS 668 Driver for CMSS 68 Series Probes Apply 24 Vdc power to the driver and connect a 6 voltmeter to the driver...

Страница 45: ...CMSS 958 Extension Cable and connect the extension cable to the appropriate probe driver CMSS 600 Driver for CMSS 60 Series Probes CMSS 606 Driver for CMSS 61 Series Probes CMSS 665 Driver for CMSS 6...

Страница 46: ...e Contact is not necessarily zero volts since the gap is measured from the coil within the tip and not from the surface of the tip itself The distance from the coil to the tip surface varies 3 milli i...

Страница 47: ...cept for the end connector Caution Do not repair probe cables or extension cables by cutting the cable and replacing failed connectors The probe and cable are cut to a specific length to produce a tun...

Страница 48: ...ects in materials and workmanship SKF Condition Monitoring will repair or replace products which prove to be defective within the warranty period Detailed warranty information is included in the appli...

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