使用上の注意 概 要 外形寸法図 取扱い方法 仕様
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1. 3 This warranty is valid only in Japan 226 8507 1 16 1 TEL 0120 388841 FAX 0120 045935 Copyright ONO SOKKI CO LTD 2009 All rights reserved B00002139 IM09031001 1 0 101 MS 010 ONOSOKKI MP 9820 Instruction Manual Magneto Type Detector A WARNING Only attach or remove sensors after checking that rotat ing parts have stopped There is extreme danger that hands or clothing may become caught if an attempt is made to attach or remove sensors during rotation of parts EINTRODUCTION The MP 9820 is a magneto type detector using a hall element which is suitable for rom measurement from ultra low speed to high speeds Magneto type detectors use an intern2. BIRT O Memo 48mm 16mm HH 24mm CO 16 5 05 3
3. 3 30 70 1 30 000 r min 200P R S45C 3 0 25C TYP A 2 0 5 1 0 amp K 0 5 0 l l M mm 3 1 4 RON 4 25C 100 3
4. 3300 5 V 3300 A 4 9m MX 7105 65 10 75 BHWEKiRA HSH ROC TEL 045 476 9707 1 2
5. MP 9820 m HIGH LOW Bi CW CCW ww U LL E sl MP 9820 35 mm Bk Z MP 9820 BEL
6. 1 MP 9820 MP 9820 ft i By ee E 5m ae
7. D5 D5UL 30m Es 30m PA 150 K C a 9 10 10 30 50 70 1Hz 100kHz 200P R 1 30 000 r min 30 70 A B C D E F 0 5 3 3mm A H GND COM L DC12V2V 0 5Vp p 40mA 12V 25 C LOW 0 5V HIGH 5V 0 5V
8. 3 mm S45C SS400 1 A EI 2 1 1 2 FEF Hee 1 cw CD 2
9. at the end of sensor Can withstand 250VDC applied for one minute Allowable vibration during operation 49m s2 10 150Hz applied for 150 minutes in each of X Y and Z directions 10 46Hz 1 5mm constant amplitude 46 1 50Hz 49m sZ Allowable shock non operating 490m s2 applied three times in each of X Y and Z directions Measurement range Detection gear gt Output impedance Output type Protective circuit Operating temperature range Storage temperature range Dielectric strength Matching connector R04 PB6F or RO3PB6F Mass Approx 80 g including two mounting nuts Accessories Mounting nuts x 2 Instruction manual x 1 Outside drawing Detection gear T Lock nut T PE alee J HH Signal cable M16X1 Conneclor 3 ig RO4 R6M Model MX 7105 Approx 4 9m NI za NI 34 31 65 10 75 E Warranty E 1 This product is covered by a warranty for a period of one year from the date of purchase 2 This warranty covers free of charge repair for defects judged to be the responsibility of the manufacturer i e defects occurred while the product is used under normal operat ing conditions according to descriptions in this manual and notices on the unit
10. label For free of charge repair contact either your sales representative or our sales office nearby 4 Thefollowing failures will be handled on a fee basis even during the warranty period a Failures occurring through misuse mis operation or modification b Failures occurring through mishandling dropping or transportation c Failures occurring through natural calamities fires earthquakes flooding and lightening environmental disruption or abnormal voltage For repairs after the warranty period expired contact your sales representative or our sales office nearby WORLDWIDE ONO SOKKI CO LTD 3 9 3 Shin Yokohama Kohoku ku Yokohama 222 8507 Japan E mail overseas onosokki co jp w
11. tip with the gear could damage the hall varied in this part of the detector While the MP 9820 is designed to be water resistant it should not be subjected to excessive water oil or chemical substances The MP 9820 contains electronic circuits and therefore should not be subjected to shock or excessive temperature variations The MP 9820 is provided with reverse polarity protection which will prevent power from being applied if the power supply is connected in a reverse fashion Verify the power supply polarity before applying Ono Sokki offers dedicated 5m input and output cables When Ono Sokki standard cable D5 or D5UL is used it can be extended up to 30m To extend it more use the insulated signal transmitter PA 150 together SPECIFICATIONS Detection method Hall element 1 Hz to 100 kHz using a 200 P R gear 1 to 30 000 r min with an output waveform duty cycle is 30 to 70 Strong magnetic materials modulus 0 5 to 3 tooth width 3 mm or greater Gap between detector and gear Refer to Fig 4 Power supply used DC 12 V 2 V 0 5 Vp p or less ripple Current consumption 40 mA or less 12 V at 25 C Output waveform Low level 0 5 V or less igh level 5 V 0 5 V rectangular waveform With no load pprox 330 0 loating ground ower supply polarity and output short protection O C to 70 C 20C to 80C Between shield wire chassis and collective leads excluding shield wire and between shield wire and copper plate
12. DC12V 2V 3300 10 C 70 C 20 C 80 C G DC 250V 1 HRS OBE 49m s 10 150Hz 10 46Hz 1 5mm 46 150Hz 49m s XYZ 10min 490m s XYZ AM
13. E 3 RO4 PB6F R03PB6F 80g 2 x2 x1 BATA DC12V 2V MX 700 MX 7100 180P R 30r min LOW HIGH 30 70
14. ONOSOKKI MP 9S20 MP 9820 MP 9820 AN ss MP 9820
15. al hall element a permanent magnet DC amplifier and voltage regulator and respond to flux i e the resistance value changes in response to flux changes so that a rectangle waveform is derivable from ultra low speed all the way through high speeds In addition a signal indicator is provided in spite of the detector s compact design making verification of operation and mounting position possible ECAUTION The MP 9820 is exclusively designed for rom measurement Do not apply the MP 9820 for any other purposes Please take notice of following points The detector generates the rectangular wave that has same amplitude from ultra low speed through high speeds but the signal is not always high level at the top of the gear and low level at the bottom When synchrous operation is done with some detectors the timing of leading edge is some time different at the each detector Top vv an Gear amp Detector The width of output pulse is not always same at the direction of the revolution CW or CCW Moy ek Wek We CW E ee E When mounting a number of the MP 9820 care should be taken to separate each other over 35 mm MUSE Names of the Parts Refer to Fig 1 Fig 1 Indicator Positioning mark Input output connector Detector end N Mounting nut Mounting method Mounting Fixture The detector should always be mounted in a proper manner to the object being m
16. e counter or other device or to the common terminal The white lead is open and may be cut if not needed MP 9820 Input output connector Tachometer C ase aie Blue Fig 6 NC 12V COM Signal Indicator Upon completion of setup procedures to rotate the detection gear as slowly as possible at 30 r min or slower in the case of 180 P R and then make sure that the signal indicator lights up If the indicator fails to light even if the gear is rotating reverify the mounting position and try using a shorter detection distance When the output signal is used for rotational control or the like bring the detector as close to the gear as possible to minimize the detection distance Note that the signal indicator lights up only when the output signal changes and does not light up when the output signal is LOW or HIGH Output Signal With a proper mounting position and detection distance the output signal waveform will have a duty cycle of approximately 30 to 70 This output waveform duty cycle can be verified using an oscillo scope It can also be verified by using a DC ammeter or other instrument to measure the average current value The output impedance is 330 Q and while output short protection is provided shorting the output should be avoided 5 V Fig 7 Oscilloscope signal DC Ammeter Other Precautions for Use Avoid contacting the detector tip with the detection gear since contacting the
17. easured and its mounting fixture with non magnetic materials is used and provides a secure vibration free mount Be sure to install the detector according to the require ments on securing proper nonmagnetic space alignment detect ing distance Memo Though it is required to use this detector which should be far away from magnetic material except the detector gear it is possible to use the magnetic material as fixture device for detector with the following condition Fig 2 More than 16mm Hie Space with more than 648mm More than 24mm Machined diameter 616 5 Detection Gear The following type of detection gear should be used Gear type Involute or equivalent Modulus 0 5 to 3 Tooth width 3 mm or greater Material Strong magnetic properties e g S45C SS400 etc Positioning detector The detector shall be positioned properly with respect to the detecting gear Mount a detector checking the positioning marks A as shown in the Fig 3 1 It has two marks located both at the top and bottom portions Be careful to mount the detector properly If not ex marks to be turned awry or detecting distance to be varied it can not detect signals correctly As shown in Fig 3 1 position marks so as to be just centrally located on the face width of the gear As shown in Fig 3 1 make positioning so that the gear
18. of the detection dis tance assuming that the detection distance at 25 C is 100 For the detection range refer to Fig 3 Modulus 1 rpm 1 to 20 000 60 P R Fig 5 Detection distance change rate Temperature C 10 10 30 50 70 Connector Pin Arrangement The connector pin arrangement and input output cable color coding are shown in the table below oO Connector pin number A B C D E F Color Blue White Red Shield Green Black Input Output Signal Power Ground Common Power signal output H Open supply case Le supply Power Supply Connections By connecting the red lead to the power supply positive side and the black lead to the power supply negative side the detector is ready to operate It should be powered from a DC source of 12 V 2 V When the counter or other device connected to the detector signal output provides this power supply the black and green leads should be connected together Also for operation from a separate power supply the blue and green leads are used as the input signals and the red and black leads are used as the power supply signals In this type of operation the power supply and ground of the counter or other device are con nected together within the detector so there is no particular neces sity to wire these separately The shield is connected to the case of the detector and should nor mally be connected to the case of th
19. shaft shall be perpendicular to the detector shaft As shown in Fig 3 2 be sure to align the detector toward the center of the detecting gear Gear shaft Fig 3 en SSeS ow Detection gear Positioning mark ARAB Relationship of the Detection Angle and Gear Modulus The detection distance will depend upon the modulus of the detection gear with greater distances being possible with a larger modulus Also the detection distance is dependent upon temperature In cases where the ambient temperature varies greatly the mount ing should be done as to make the detection distances as small as possible The detector range shown in Fig 4 assumes an output waveform duty cycle of 30 to 70 rpm 1 to 30 000 200 P R S45C 3 0F E 25 G Temperature 25 C TYP typical value 2 2 0F D 2 2 1 0 O D D 05 a 0 1 i i oos i i Modulus M mm Fig 4 Gears of modulus greater than 1 should be used as lower values of modulus will greatly effect the detection distance Also since hall elements are influenced by temperature the detection distance temperature characteristics are as shown in Fig 5 Care should be taken to keep temperature variations slight and to allow for these temperature variations when setting the detection distance Fig 4 shows temperature characteristics
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