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PA SDI-Drives Midi™

PA SDI-Drives Maxi

TM

SDI Interface Manual

Edition 07.44

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Summary of Contents for SDI-Drives Max

Page 1: ...PA SDI Drives Midi PA SDI Drives MaxiTM SDI Interface Manual Edition 07 44 ...

Page 2: ...served No part of this work may be reproduced in any form by printing photocopying microfilm or any other method or stored processed copied or distributed by electronic means without the written permission of Power Automation Remark Technical changes to improve the performance of the equipment may be made without prior notice Publisher Power Automation GmbH Gottlieb Daimler Strasse 17 2 D 74385 Pl...

Page 3: ...terface 6 2 3 1 Implementation 6 2 3 2 Principle of Operation 7 2 3 3 Additional Safety Notes 8 2 3 4 Functional Test 9 2 3 5 Simple Connection Example using Contact Switches 10 2 3 6 Example using Safety PLC 11 3 HARDWARE 12 3 1 Technical Data 12 3 2 Pinning 13 3 3 Address switch 14 3 4 Analog inputs 14 3 4 1 Four independent inputs 14 3 4 2 Two differential inputs 15 SDI Interface Manual 3 ...

Page 4: ...nput EN BRAKE input and safe tion relay output SAFE LOCK only for SDI RL Interface 1 2 Safe sta EN ISO 13849 Safety of machinery Safety related parts of control systems EN 954 1 Safety of machinery Safety related parts of Back to Content Two hardware versions are available One with Safe Restart rfa and one without the safety function SDI Interface 4 digital inputs with capture functionality positi...

Page 5: ...nd the SDI RL Interface have two LEDs a red and a green that display the actual communication state Green LED State Off No bus communication at all On Bus communication available Red LED State Off No drive related bus communication On Drive related bus communication available Back to Contents SDI Interface Manual 5 ...

Page 6: ...hes off the power supply of the driver for the IGBT power stage The delayed ENABLE signal switches off the control signals to the power stage so two independent signals switch off the power stage in different ways The signal EN BRAKE is also galvanic isolated from the internal electronic potential by opto coupler and is connected to a switch off delayed circuitry which delays the signal in hardwar...

Page 7: ...ctly via microcontroller The microcontroller decelerates the motor to zero spe and disables the power stage In parallel the three inputs are switched off delayed by h The LOCK input switches off the supply voltage of the drivers of the IGBT power The EN BRAKE input switches the 24V supply of the holding brake off This input can be set to high to release the holding brake for manual move of the mec...

Page 8: ...t in severe injury and equipment damage e m hed off by e g a mains contactor in cleaning maintenance and repair operations w any one of these instructions will result in death ser quipment damage Back to Content Use insulated wire end sleeves Control cable length of the inputs ENABLE LOCK EN BRAKE and output SAFE LOCK is limited to 25 m max All safety relevant cables e g control cable for the safe...

Page 9: ...the state table below t I Check the complete safety relevant circuitry for operational reliability Check the function of the Safe Restart Lo S ate of the nputs LOCK ENABLE EN BRAKE all Inputs Description Nor signal of State of Output SAFE LOCK Low Low Low High C r rake ontact closed after 0 6 sec Safe state for moto and holding b High Low Low Low Contact open Unsafe state Low High Low Low Contact ...

Page 10: ...N 954 Part 1 Part 2 category 1 and for the electrical circuitry ISO 13849 performance level c This circuit shows the minimum external wiring of the axis module with switching contact for a motor with brake The ENABLE and EN BRAKE signals are switched by the same switch In this case the axis cannot be moved manually If this function is needed an additional switch for EN BRAKE is needed The function...

Page 11: ...put1 The PLC must be programmed to meet the following requirements The output and the input states are checked for plausibility according to the following table If an impermissible state is detected the entire system is put into a safe s If the state of the inputs has changed from high to low the contact of the SAFE LOCK relay closes by about 0 6 sec delayed If the state of the inputs has changed ...

Page 12: ...erface mA 10 at 24V input voltage Vdc Low 0 7 high 12 30 Digital Inputs IN1 to IN4 mA 10 at 24V input voltage Start delay IN1 to IN4 µs Ca 1 Switch off delay IN1 to IN4 µs Ca 2 Jitter IN1 to IN4 µs 0 5 Analog Inputs Vdc 10V Analog Inputs AIN1 to AIN4 resolution 12Bit about 5mV per LSB Input resistance 42 kOhm Connections Digital Analog In Outputs X10 Mini Combicon FMC 1 5 8 ST 3 5 Spring Cage Type...

Page 13: ...FE LOCK free contact NO S2 2 Safety function relay SAFE LOCK free contact NO IN1 3 Digital Input 1 IN2 4 Digital Input 2 LOCK 5 Switch on of the driver supply of the power stage ENABLE 6 Enables the power stage EN BRAKE 7 Enables the the holding brake supply 24V GND 8 Ground for the digital inputs IN3 9 Digital Input 3 IN4 10 Digital Input 4 AGND 11 Analog ground AIN1 12 Analog input 1 AIN2 13 Ana...

Page 14: ... SDI interface has four analog inputs They can be used in two different modes single ended or differential The selection of the two modes is done in the controller software 3 4 1 Four independent inputs In this mode four independent analog inputs are available Connect the analog signal to the input and the return ground to AGND pin 11 or pin 16 of X10 Interface X10 2V 20k 22k 2V AIN1 12 AIN2 13 20...

Page 15: ...inputs and AIN3 and AIN4 as the second pair AIN1 and AIN3 are the inverted inputs and AIN2 and AIN4 are the non inverted inputs Interface X10 2V 20k 22k 2V AIN1 12 AIN2 13 20k 22k inverted Input non inverted Input AGND 11 16 2V 20k 22k 2V AIN3 14 AIN4 15 20k 22k inverted Input non inverted Input Back to Contents SDI Interface Manual 15 ...

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