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MICROSPEED

REV 04/05

8.5 Block diagram

Summary of Contents for Microspeed 60

Page 1: ...s of the Microspeed series It is important that the installation procedures are only performed by qualified personnel in accordance with local safety guidelines Whoever installs the equipment must fol...

Page 2: ...ostic 3 1 L E D indicators 4 Installation 4 1 Power supply rating 4 2 EMC requirements 4 3 Connections 5 Commissioning 5 1 Initial start up 6 Setting up the drive 6 1 Speed adjustment with tacho feedb...

Page 3: ...to accommodate most applications Three types of velocity feedback are available with these drives Feedback Types Tachogenerator Armature Encoder option PWM Dir option Two inputs are present for the d...

Page 4: ...LTAGE 22Khz 32 104 F 0 40 C 12 158 F 10 70 C 5 uV Degree F 10Vdc 7 5Vdc PK curr 10Vdc 4mA Max 2 5Khz 12 69oz 360 gr 10 95 not condensing PWM frequency Operating Temperature Storage Temperature Drift A...

Page 5: ...volts 4 mA max 5 Auxiliary output voltage 10 volts 4 mA max 6 Enable 10 30 volt drive enabled 7 Input speed reference Non inverting input 8 Input speed reference inverting input 9 Tacho input 1 0 Tach...

Page 6: ...e drive If the drive isn t adjusted with the proper servomotor follow these procedures Allof the personalizations are located inside of the Microspeed To enter to the adjustment components and the sol...

Page 7: ...oduct ID Label 2 Serial Number 3 and 4 Calibration Area 5 and 8 Phoenix Signal Terminals 5 08 6 and 7 Phoenix Power Terminals 5 08 9 Calibration Potentiometers 10 Fixing Screws 11 Product Cover RAMP S...

Page 8: ...rsonalization socket PI loop gain J 7 Normally open If closed enable the armature feedback See chapter 6 6 Note For the adjustements SC SD SE solder Bridges see page 40 42 All of the adjustments are l...

Page 9: ...eed potentiometer Turn the potentiometer clockwise cw to increase the maximum speed and anti clockwise ccw to reduce the maximum speed The range of the adjustment is 20 BIL Offset adjustment Adjust th...

Page 10: ...lower and then re start the power supply L4 RED OC Normally OFF May come ON because of a short circuit between motor terminals or come to ground It can t be reset and the fault provokes the memorizat...

Page 11: ...equation shown below to calculate the power supply rating The drive doesn t need auxiliary voltage all of the voltages requested come from an internal flyback A single or three phase transformer may b...

Page 12: ...sorbed servomotor 1 power abs servomotor 2 etc Notice If multiaxis application is required the transformer power rating may be reduced by 30 respecting the original equation REF the filter capacitor t...

Page 13: ...ansformer s primary and secondary windings F1 and F2 These fuses may be replaced with a magneto termic switch with the same value The F1 fuse mounted on the primary protects the transformer This fuse...

Page 14: ...e for this purpose Use of shielded cables both for power connection to the transformer and the motor and for signal connection also to the controller Using the division of cables technique Separate po...

Page 15: ...15 MICROSPEED REV 04 05 WARNING...

Page 16: ...or can t evaluate the global equipment In the following page are reported some foundamental configurations with the suggested filters We did an agreement with Schaffner and Timonta products The market...

Page 17: ...s AXOR recommends connecting the filter before the power supply transformer This method besides offering better disturbance soppression result also allows for the use of filters capable of supporting...

Page 18: ...aced before the trasformer All connections of the Net filters must be shielded and shouldn t be longer that the length shown in the scheme The cable shield must cover the entire length of the wire and...

Page 19: ...ferential adjustements and nominal current in accordance with operational temperature Filters Type Current Leakage Curr Power loss Weight A mA W Lb SCHAFFNERFN355 3 40 C 0 07 400V50Hz 1 5 0 55 SCHAFFN...

Page 20: ...r both input and output Max voltage 420Vac Max current 3A 40 C Working temperature 25 85 C The TIMONTA FSS2 65 3 TIMONTA FSS2 65 6 Single PHASE Series filters are furnished with Fast on connectors for...

Page 21: ...through different trunking Reference the section of the cable the factory suggests 1 5 mm square up to size 6 12 for power cables 2 5 mm square up to size 10 20 for power cables 4 3 Connections Power...

Page 22: ...MICROSPEED 22 REV 04 05 Connections A A This drawing shows an example with an application to connect the differential speed ref from CNC...

Page 23: ...reference using the internal voltage of the drive The speed potentiometer must have a value between 10k and 47 k The tacho screen must be connected to 0 S of the drive with only one cable That cable c...

Page 24: ...Applying a resistive load a current limitation comes from the drive when contact 1 is closed If we insert a potentiometer with a value of 470 Kohm connected as rheostat the current may be reduced from...

Page 25: ...rvo error disabled Space loop disabled 3 Enable the drive PWM ON active A good rule is to provide the enable after the power supply Check that the motor is stationary or turns slowly due to a signal o...

Page 26: ...ypical working conditions Check that no protection occurs red LEDs all OFF and the green drive LED is on The drives are provided with the RDT resistance mounted on board The drive is adjusted for 3000...

Page 27: ...To reduce this value in accordance with the servomotor s characteristics it is necessary to mount a resistance R IN in the socket see fig 1 A table with the correspondence current resistor is reported...

Page 28: ...CS 2 5 5 A 5 4 6 4 5 4 1 3 9 3 7 3 5 3 4 3 1 2 6 MCS 6 12 A 12 11 1 10 7 9 7 9 3 8 9 8 4 8 7 5 6 MCS 10 20 A 20 18 17 4 15 5 15 14 4 13 7 13 12 1 10 The drive is provided with the offset adjustment ma...

Page 29: ...nds to 10V reference See note 1 It is also possible to modify the range of the ramp opening solder bridge J3 and mounting a resistor in the socket between pin 8 and 17 RAMP res The proper value is rep...

Page 30: ...RCA resistors RA resistor It will be mounted on the socket pin 2 23 to adapt the system to the voltage motor costant To calculate it use this equation RA kohm 166 x 10 36 Kohm 60 1 4 x10 E 3000 x 20...

Page 31: ...the higher value RCA kohm 0 5 x 4000 x 50 200 Kohm 10 x 20 x 2 5 Example Drive 10 20 A Ri 2 5 ohm If after this procedure the motor is unstable increase the value by using the next higher commercial...

Page 32: ...tor Connect a function generator with square wave 0 5 Hz 1V to the input speed reference terminals Connect the probe of the memory oscilloscope channel A to the tachogenerator signal The ground of the...

Page 33: ...as shown on the left Caution Don t exaggerate with the gain it can cause unnecessary motor heating It s possible to increase the velocity loop derivative constant by inserting a capacitor CDER on the...

Page 34: ...leration phase the green OK LED switch goes off The voltage has exceeded the max value accepted Check the value of the filter capacitor See the chapter on power supply 3 When the drive is turned on th...

Page 35: ...Filter capacitor 4700 10000uF 100V 200V Single phase transformer Three phase transformer External choke E M C Filter etc Caratteristiche e opzioni Microb plus When a motor has an inductance value les...

Page 36: ...for the position control The performanceof the drive at low speeds are improved with the high encoder resolution It is reccomended that you use an encoder with resolution of at least 500 imp rev An a...

Page 37: ...z Encoder inputs Push Pull Line driver Open C Power supply levels From0Vto5min 0Vto24Vmax Max frequency 200Khz Encoder power supply S2 Close Vs 5V Max 75 mA S2 Open Vs 12V Max 90 mA Operating temperat...

Page 38: ...nnection with a push pull or open collector encoder The power supply is provided onboard by the same card If a Line driver encoder is used connect to input channels only CHA and CHB positive Example N...

Page 39: ...push pull or open collector encoder Fig 3 The encoder receives the power supply from an external source connecting the GND of the source with GND of the board If a Line driver encoder is used connect...

Page 40: ...is intercepted the motor stops with the required inertia The Enable input in regards to this input always has priority To enable such a function you must Open soldiering point SE Then connect on said...

Page 41: ...urrent monitor 7 5V I pk 6 N C Function At opening one of the following contacts you disable the motor rotation in the corresponding direction The following figure shows an application with external l...

Page 42: ...any DIR logic value you have zero output voltage between M and M Motor output terminal With logic signa PWM Low and DIR Low you receive clockwise motor rotation With logic signal PWM Low and DIR High...

Page 43: ...ifications corrispond to PWM and DIR inputs At Soldering point SC insert a pull up resistor of 3 3 Kohm to internal Vcc 14V for PWM input Terminal 7 At Soldering point SD insert a pull up resistor of...

Page 44: ...MICROSPEED 44 REV 04 05 8 5 Block diagram...

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