FMAX SERIES Installation manual
Contents
1. ECO FMAX SERIES I nstallation manual Guided Magnetic Absolute Linear Encoder UU ANA LL LOKO LALO LAU QD ALO ELGO Electric GmbH Measure Control Position Carl Benz StraBe 1 D 78239 Rielasingen phone 0049 7731 93 39 0 Fax 2 88 03 FMAX 000 E 16 10 Internet www elgo de Mail info elgo de Doku Art Nr 799000042 1 INTRODUCTION 2 SAFETY 2 1 Fault clearance 3 PRI NCI PAL OF FUNCTI ON 4 TECHNI CAL SPECI FI CATI ONS 5 DIMENSI ONS 6 INSTALLATI ON FI RST START UP 6 1 Place of Installation 6 2 Installation of the guide carriage 6 3 Guide rail 6 3 1 Installation of the rail 7 TERMI NAL ASSI GNMENT 8 INTERFACE 8 1 Teaching procedure Offset 8 11 Teaching procedure 8 12 Offset adjustment 9 RESISTANCE TO CHEMI CALS OF THE MAGNETI C TAPE 10 TYPE DESI GNATI ON 11 LI ABILI TY EXCLUSI ON GUARANTEE ELGO ng ELECTRIC iic 1 Introduction Series FMAX is an absolute magnetic length measuring system and only of use for recordation of lengths It consists of a guide carriage where sensor technology and translator are placed and a guide rail FSMAB A magnetic tape is installed on the guide rail The guide carriage is contactless slided over the magnetic tape For interface a RS422 is available Further interfaces are in preparation The absolute measuring system offers crucial advantages no reference adjustment necessary direct measurement measuring lengths up to2. 000000000000 Guide rail Aluminium Profile 1 1 1 Magnetic tape expansion coefficient a 16 x 10 K length expansion AL Lxax A8 o 5 Dimensions ng xj n NEN l D a A i Illustration 1 Dimensions FMAX ELGO ng ELECTRIC 3 6 Installation first start up 6 1 Place of Installation At least 0 5 m away from inductive and capacitive disturbance sources like contactor relays motors switch ing power supply clocked controller etc In principle lay the FMAX cable separated from Power wires and keep distance to disturbance sources For installation near other magnets a minimum distance to the mag netic tape of 100 mm is necessary 6 2 Installation of the guide carriage Take four M4 screws to fasten the guide carriage 6 3 Guide rail The guide rail contains a magnetic tape and a profile rail Factory made the magnetic tape is stick together with the profile rail 6 3 1 Installation of the rail Take four M4 screws to fasten the guide rail For that there are drill hole at the ends Attention AN For installation of guide carriage and guide rail pay attention to the markings on the magnetic tape and on the sensor A wrong installation will not deliver correct values 7 Terminal assignment RS4222 signal cable function 77 signal cable green RX yellow RX 8 Interface The measuring system FMAX is provided with
3. 650 mm high resolution up to 0 01 mm repeating accuracy 0 01 mm protection against dirt and dust easy installation XX Xx XX Xx Typical applications are paper cutting machines hydraulic presses wood and sheet metal processing ma chines 2 Safety Attention To ensure a perfect function of the FMAX System the following installation guide lines must be strictly observed and followed Otherwise the guarantee expires and ELGO Electric GmbH takes no liability and guarantee for malfunctions or dam ages caused e g by incorrect installed wires or other external sources of error or interference which are exactly explained below Please read the instructions care fully before putting the controller into operation As well ELGO Electric GmbH is not liable for possible machine and or personal damages which could arise through defective material on the measuring system and the following circuit The machine producer is obliged to take and to carry out appropriate security relevant measures The type label which can be found on the measuring system is of use for the precise identification of the measuring system It gives information regarding the precise type designation see chapter 10 type designa tion on page 8 delivery date and production number These details are always necessary when contacting ELGO Electric GmbH 2 1 Fault clearance Place of Installation At least 0 5 m away from inductive and capacitive disturban
4. NA AA nn nn fh JY N N N NN aw U U L max 650 00 mm Illustration 1 functional principle FMAX AX ELGO ng ELECTRIC 4 Technical specifications Power supply 10 30 VDC 10 ripple lt 5 Consumption M A A3 max 150mA 5 Output level SVTTILatRS422 000 0 Repeating accuracy 0 01 mm Resolution 0 01 mm reen Output frequency 500 Hz 2 msec 9 9 9 Measuring length max 650mm 5 Accuracy of the system in um for 20 C 40 20 x L L Measuring Length im Meters Operating temperature 0 50 C Store temperature 0 70 C Humidity non condensing 80 max Operating height altitude lt lt max 2000m sea level JX Protection class IP 54 IP65 when Option V 5 Sensor housing guide carriage 90 x 48 x 28 mm Lx Bx H SEA Die castzinc black AMA O3 3 3 Wire tug chain suitable length 30 0 m max weight 58 0 g m approx 2 x 0 75 mm 6 x 0 14 mm radial flexibility 60 mm min E LAA wire exit 0
5. an interface in format RS422 The data transfer has the following format 9600 Baud 1 Start Bit 8 Daten Bits 1 Stop Bit No Parity Data record The actual value will be transferred every 2 msec with following data record 02h STX xxh ABS Datas xxh ABS Datas xxh ABS Datas The Block check sum is an exclusive OR of all datas xxh ABS Datas inclusive STX and ETX xxh 8 ABS Datas All values will be transferred in ADCII format xxh ABS Datas 03h ETX xxh BCC iic 8 1 Teaching procedure Offset Should the desired display value differ from the factory made adjusted original offset a settlement can be carried out by the external counting unit Alternatively the offset can be changed by the RS 422 interface of the FMAX see point 8 11 and 8 12 8 11 Teaching procedure I ndication On delivery guide carriage and guide rail are numbered and belong together in pairs o A teaching procedure is necessary if only the guide rail or the guide carriage has to be re placed A teaching procedure has to be carried out as follows 1 Guide carriage and guide rail are installed and the measuring system can stand at any place 2 Afterwards the following record has to be sent to the measuring system 02h STX 4ch L teaching procedure is started 03h ETX 4dh M BCC 3 The guide carriage has to be moved 30 mm in one direction with a speed of 0 01 m s max 10 mm sec max and following back again 4 A
6. ce sources like contactor relays motors switch ing power supply clocked controller etc In principle lay the FMAX cable separated from power wires and keep distance to disturbance sources For installation near other magnets a minimum distance to the mag netic tape of 100 mm is necessary If there occurs interferences in spite of applying all above mentioned measures proceed as follows 1 Add RC elements over contactor reels of AC contactors for example 0 1 uF 100 Q 2 Add recovery diodes over DC inductances 3 Add RC elements over each engine phase in connector box of the engine 4 Install a power filter before the external power supply ELGO ng ELECTRIC 3 Principal of function Three sensors are guided over a magnetic tape recorded with three tracks The following illustration shows the three magnetic tracks with following north and south pole magnetization sensed by magneto resistive resistor measuring bridges Between the single magnetic tracks there always is an equal shifting AX This is evaluated together with the single signs of the resistive resistor measuring bridges and delivers an absolute value An unambiguous classification of a absolute position is possible by the combination of the phasing of the three magnetic tracks The phase position zero repeats every 650 mm for each of the three tracks See SN zc SN N ul NG Nh 7V N74 N AEN AN LN AIN IN IN IN IN IN WI M V
7. fterwards the following record has to be sent to the measuring system 02h STX 42h B teaching procedure is finished 03h ETX 43h C BCC The teaching procedure is completed 8 12 Offset adjustment After installation and connection of guide carriage and guide rail a value will be transferred over the inter face As this value does not agree with the machine offset an offset can be deposited usually at the control ler side or directly at the measuring system In order to adjust this offset at the measuring system the Sen sor has to be moved to the machine offset Afterwards the following record has to be sent 02h STX 4eh N adjust zero point 03h ETX 4fh O BCC The measuring system is adjusted to offset All transmitted values are now related from this offset Attention This offset adjustment needs to be carried out at any change of guide carriage or guide o rail In case the counting direction cannot be changed in the controller the complete slide system has to be turned over 9 Resistance to chemicals of the magnetic tape ELGO ng ELECTRIC 3 The magnetic tape shows no or only small effects when contacting permanently the following materials after 2 to 5 years formic acid glycerol 93 C linseed oil soy beans oil cotton seed oil N hexane lactic acid for maldehyde 40 isooctane petroleum Poor to medium effects result when contacting permanently the following materials after approximate
8. ly 1 year acetone gasoline acetic acid 30 olein acid acetylene steam acetic acid pure acetic acid sea wa ter ammonia acetic acid 20 isopropyl ether stearic acid 70 C anhydrous kerosene Strong effects result when contacting permanently the following materials after 1 to 5 months benzene nitric acid 70 turpentine toluene lacquer solvent nitric acid red and vitriolic carbon tetrachloride tri chloroethane nitrobenzene hydrochloric acid 37 and 93 C tetrahydrofuran xylene 10 Type designation Sensor Series Type Version 000 Standard 001 1 customer specified Version Length of signal wire 03 0 3 0 m Standard Lengths of 1 0 3 0 5 0 8 0 10 0 m are available Resolution 2 0 01 mm Interface 422 RS422 232 RS232 SSI SSI Interface Options V casted Version IP65 Guide rail with magnetic tape Type Version Standard Measuring Length 650 mm maximum possible measuring length Total length Measuring length 150 mm FMAX XXX XX X X XXX X FSMAB 000 0650 ELGO ng ELECTRIC 11 Liability exclusion Guarantee We have checked the contents of this instruction manual carefully to the best of our knowledge and belief for conformity with the described hardware and software Nevertheless errors mistakes or deviations can not be excluded therefore we do not guarantee complete conformity Necessary corrections will be included in the subsequent editions We appreciate your idea
9. s and improvement suggestions very much Reprint duplication and translation even in extracts are only al lowed with a written authorization by the company ELGO Electric GmbH We constantly strive for improving our products therefore we keep all rights reserved for any technical modifications without any notice ELGO Electric does not assume any liability for possible errors or mistakes The guarantee period is one calendar year from the date of delivery and includes the delivered unit with all components ELGO Electric GmbH will at its option replace or repair without charge defects at the unit or the included parts verifiable caused by faulty manufacturing and or material in spite of proper handling and compliance to the instruction manual Damages verifiably not caused by ELGO Electric GmbH and due to improper handling are excluded from any guarantee e g by applying faulty voltage diffusion of liquid into the interior of the engine using force scratching the surface chemical influences etc Subject to modifications ELGO Electric GmbH 2010 ELGO Electric GmbH B Measure Control Position Carl Benz Stra e 1 D 78239 Rielasingen phone 0049 7731 93 39 0 Fax 2 88 03 Internet www elgo de Mail info elgo de
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