www.conairnet.com USERGUIDE Infranor Variable Speed Drive Implementation WARNING - Reliance on this Manual Could Result in Severe Bodily Injury or Death! This manual is out-of-date and is provided only for its technical information, data and capacities.
– INFRANOUR Variable–Speed Drive – CONTENTS – CONTENTS I – DESCRIPTION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2 II – IMPLEMENTATION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3 1 – Preliminary Checks . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3 2 – Power–up . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
– INFRANOR Variable–Speed Drive – – INTRODUCTION – Introduction This implementation manual must be used in conjunction with manual No. 01T00084: INFRANOR VARIABLE–SPEED DRIVE (for Sepro robots) DESCRIPTION.
– INTRODUCTION – – INFRANOR Variable–Speed Drive – I – DESCRIPTION The Infranor variable–speed drive is made up of the following parts: The figure shows a 3–axis configuration SMTR.BL Rack SMTB.
– INFRANOR Variable–Speed Drive – – INTRODUCTION – II – IMPLEMENTATION 1 – Preliminary Checks Follow the procedure described below using the axis identification sheet and bearing in mind the maximum speed requirement: – Enter the list of parameters. – Check the configuration of the variable–speed drive as follows: . Integral gain: strap or capacitor set to PAV–D . Number of encoding points: switch A14 set to ON or OFF .
– INTRODUCTION – – INFRANOR Variable–Speed Drive – 3 – Settings Active potentiometers P+ A. Setting P6 – P5 – P4 P6 – (ramp) to min. (P–) P5 – (I RMS) to max. * (P+) P4 – (I MAX) to max. * (P+) Effective connector terminals X3 1 2 3 P6 P5 P4 6 5 4 * Valid for associations: SMTB.Si VS Drive SMTB.S VS Drive 220 / 17 220 / 30 220 / 45 220 / 18 220 / 25 220 / 45 Motor LD 620 EL LD 640 EG – 825EJ LD 825 EJ B.
– INFRANOR Variable–Speed Drive – – INTRODUCTION – III – CONFIGURATION FOR SEPRO ROBOTS 1 – Personalization Label For standard configuration: Robot serial no. Robot N° : . . . . . . . . . SMTB. Si 220/ . . . . . Axis . . . . . Balancing standard configuration Module refererence. Imax of board: 17A, 30A, 45A Presence of vertical load compensation strap Type of axis: X,Y,Z,B,C. For specific configuration: Robot serial no.
– INTRODUCTION – – INFRANOR Variable–Speed Drive – 2 – Vertical Load Configuration 2 – 1.Operating Principle . In order to offset the downward movement of the arm before it is raised, a vertical load compensation must be implemented. . This compensation adds a current offset which may be positive or negative depending on mechanical configuration. . The required option is selected using a strap. .
– INFRANOR Variable–Speed Drive – – INTRODUCTION – 2 – 2.Strap Position . The position of the vertical load compensation strap is determined through the mechanical configuration of the arm.
– INTRODUCTION – – INFRANOR Variable–Speed Drive – 3 – Configurations Set by Infranor 3 – 1.Backplane a. Layout: K K L L Axis no. 3 Axis no. 2 Axis no.
– INFRANOR Variable–Speed Drive – – INTRODUCTION – b. Bridges and Straps: Bridges Designation Installed Remark Auxiliary power supply distribution K L OV Aux. power supply. + Aux power supply YES YES O P Idyn Idyn YES YES I2t fault anticipation output (not used) YES NO Var validation inputs mounted in series through X5 connector (n.u.) C D Servo–control mode (M. Ass) Servo–control mode (M.Ass) E F Pu. Ready Pu. Ready YES YES Power OK outputs mounted in series (n.u.) G H Var.
– INTRODUCTION – – INFRANOR Variable–Speed Drive – 3 – 2.Axis Module: Logic Board a.
– INFRANOR Variable–Speed Drive – – INTRODUCTION – b. Bridges: Bridges Designation Installation D G EF MN Ev B YES input logic YES (positive or negative) I2t safety device management (locked or limited) SMTP 21 option IDC Not connected YES Type PTC NO Locked on YES i 2t YES No SMTP 21 option NO Current image on X4 and X3 YES (= Idc or = I meas. ) KJ Fault 3 management MC Set point limitation (+/– 5V ou +/– 10V ) Current image = I meas.
– INTRODUCTION – – INFRANOR Variable–Speed Drive – c. Switches: Switch Designation State 1000pts 2000pts Remark A12 Number of OFF OFF Refer to A13 coder points OFF OFF motorization OFF ON identification sheet A14 4 Used for AE version board 5 OFF Not used OFF 6 Zero pulse OFF No 7 shift OFF shift 8 OFF d. P.RES module for resolver matching: Order Turns ratio 0.5 A 12.7 kΩ B 12.7 kΩ C 12.7 kΩ D 12.7 kΩ e. P.CAN.
– INFRANOR Variable–Speed Drive – – INTRODUCTION – f. PAV. module for adapting the speed loop: Speed rating: 3600 rpm Order 8/10/12A 17/18A A 25/30A NC NC C (CA1) 10 kΩ 22 nF 22 kΩ 10 nF 47 kΩ 4.7 nF 100 kΩ 2.2 nF D (CA2) 470 nF 220 nF 100 nF 47 nF E NC NC NC NC F NC NC NC NC G NC NC NC NC H NC NC NC NC I NC NC NC NC J NC NC NC NC K NC NC NC NC L 0Ω 0Ω 0Ω 0Ω g.
– INTRODUCTION – – INFRANOR Variable–Speed Drive – 3 – 3.Axis Module: Power Board There are two types of power board: – boards with an IGBT power stage (1 hybrid power circuit, small transformer) of varying design according to type: SMTB.Si or SMTB.S. – boards with a bipolar stage (3 groups of 2 power transistors, large transformer), a. Power board with IGBT POWER STAGE for SMTB.Si: B3 B2 B1 Hybrid power circuit Fuse F1 Connector Transfo.
– INFRANOR Variable–Speed Drive – – INTRODUCTION – b. Power board with IGBT POWER STAGE for SMTB.S : CA C14 RA CA C14 RA CA C14 RA Hybrid power circuit Fuse F1 Connector Fuse F2 Transfo. connector Current loop matching Current rating / Type of motor Order 10A / L x 310 CA 470 pF RA 330 kΩ 100 pF C14 18A / LD 620 45A / LD 825 1 nF 1.
– INTRODUCTION – – INFRANOR Variable–Speed Drive – c. Power board with BIPOLAR STAGE : Power transistors A B A B Fuse F1 Prise A B Transformer Fuse F2 Connector Current loop matching Current rating / Type of motor Order A B B 10A / L x 310 470 pF 330 kΩ 100 pF 18A / LD 620 25A / LD 640 45A / LD 825 LD 825 1 nF 1.
– INFRANOR Variable–Speed Drive – – INTRODUCTION – IV – TROUBLESHOOTING HELP * NO RESPONSE FROM MOTOR – No power supply voltage (if auxiliary supply). – No main power supply voltage. – Motor wire cut or fuse. – Power supply fuse. – Servo–control mode (M.ASS) input not activated. – Limit switch input not activated. – No personalization board (PAV module). * MOTOR CONTROL BUT NO TORQUE – Potentiometer P4 set to minimum (Imax). – Wiring fault on personalization board (PAV module).
– INTRODUCTION – – INFRANOR Variable–Speed Drive – * LOUD NOISE AND CRACKLING EVEN WHEN OFF – Shielding fault on resolver wires. – Motor ground connection fault. – Ground link fault on logic 0V potential. * IRREGULAR BUZZING SOUND – Same causes as above. – Shielding fault on set point link. * MOTOR DRIFT ON LOAD IN ONE DIRECTION – Incorrect logic 0V potential reference. * IRREGULAR OPERATION, ESPECIALLY AT HIGH SPEED – Resolver impedance too low. – Resolver interface faulty.
– INFRANOR Variable–Speed Drive – – INTRODUCTION – * UNSTABLE SETTINGS (DAMPED SPEED OSCILLATIONS) – Gain too low (increase by turning P2 to the right). * FLUTTERING BETWEEN PLUS OR MINUS INCREMENT POSITION – Static gain Ko too high: decrease gain using P2. * OVERRUN IN POSITIONING PHASES – Speed loop gain too low (turn P2 to the right). – Position loop gain to be corrected, dragging errors in the position measuring system. – Position loop gain too high. REMARK: One error does not rule out another.
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