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phytron MR 8+ A 32-48 MINI Manual

Mini rack with 8 stepper motor power stages and servicebus module
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MR 8 / A 32-48
Mini Rack
with 8 Stepper Motor Power Stages
and ServiceBus Module
Manual 1233-A006 GB
MINI

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  • Page 1 MR 8 / A 32-48 MINI Mini Rack with 8 Stepper Motor Power Stages and ServiceBus Module Manual 1233-A006 GB...
  • Page 3 MR 8 / A 32-48 MINI Minirack with 8 Stepper Motor Power Stages and ServiceBus Module 12/2007 MA 1233-A006 GB...
  • Page 4 / or the devices described herein without prior notification. We appreciate suggestions and criticisms for further improvement. Please send your comments to the following e-mail-address: doku@phytron.de You´ll find the updated version of this manual on the website of www.phytron.de. MA 1233-A006 GB...

  • Page 5: Table Of Contents

    Contents 1  MR 8 + Minirack ..................4  1.1  Short Overview .................. 4  1.2  LED ....................6  1.3  DIP Switches ..................6  1.4  Extent of Supply ................. 7  1.5  Option: A 32-48 Power Stage ............. 8  MINI 1.6  Accessories: Fan ................9 ...

  • Page 6: 1  Mr 8 + Minirack

    Manual MR 8 / A 32-48 MINI 1 MR 8 Minirack 1.1 Short Overview MR 8 minirack is a modular power supply unit for wall mounting. MR 8 is equipped with up to eight plug-in A 32-48 stepper motor power stages and a MINI Power and ServiceBus (PSB) module.
  • Page 7 DC Power Supply The MR 8 supply voltage, 24 to 48 V max. 20 A is connected to the Power and ServiceBus (PSB) module and looped through the backplane to the power stages. The PSB module generates 5 V logic voltage for the A 32-48 power stages.

  • Page 8: Led

    Manual MR 8 / A 32-48 MINI 1.2 LED The LED on the front of the PSB module shines green, when the module is ready. 1.3 DIP Switches Fig. 2: DIP switches in OFF position Both DIP switches on the PSB module type RS 485 are used to address the minirack in ServiceBus mode.

  • Page 9: Extent Of Supply

    • MR8 with PSB module type USB, (#10007906) • MR8 with PSB module type RS 485, (#10006799) • Power supply mating connector: Phoenix PC5/2-ST-7.62, (#10006748) • Manual MR 8+ / A 32-48 MINI • Phytron CD with ServiceBus-Comm ® software • Manual ServiceBus-Comm ®...

  • Page 10: Option: A 32-48 Mini Power Stage

    Manual MR 8 / A 32-48 MINI 1.5 Option: A 32-48 Power Stage MINI A 32-48 is a stepper motor power stage for bipolar control of 2-phase stepper motors, MINI which can be plugged-in the minirack. The precision current control of the power stage A 32-48 according to the patented MINI SYNCHROCHOP principle effects optimum running performance of the stepper motor.

  • Page 11: Accessories: Fan

    1.6 Accessories: Fan The minirack is prepared for mounting of a ventilator plate with 2 fans. Type: DC-fan 80 x 80 x 32, product NMB Permissible supply voltage: 10 to 25.2 V Current: 210 mA Air flow: 99.6 m...

  • Page 12: 2  To Consider Before Installation

    Manual MR 8 / A 32-48 MINI 2 To Consider Before Installation Read this manual very carefully before installing and operating the MR 8. Observe the safety instructions in the following chapter! 2.1 Qualified Personnel Design, installation and operation of systems using the MR 8 may only be performed by qualified and trained personnel.
  • Page 13 7. Always switch off the supply voltage if you connect or disconnect any wires or connectors at the power stage. Most important: Do not unplug the motor connector while powered! Danger of electric arcing! 8. The maximum voltage of the signal inputs and outputs must not exceed (I/O connectors).

  • Page 14: Putting Into Service

    Manual MR 8 / A 32-48 MINI 2.3 Putting into Service Please follow the described order when you put into service the MR 8: 1. Connect the MR 8 to PE. Use the PE screw, which is fixed on the right side of the device. 2.

  • Page 15: Mounting The Ventilator Plate

    2.4 Mounting the Ventilator Plate Mount the ventilator plate to MR 8 as follows: 1. Tool: Torx screwdriver 2. Put the minirack on a rigid mat as follows: 3. Unscrew the 4 screws with the Torx screwdriver (S). 4. Remove the plate with the cable clamps (K).
  • Page 16 Manual MR 8 / A 32-48 MINI 6. Remove the cable clamps from the demounted plate and screw it on the ventilator plate. 7. Assemble the 2-pole mating connector (Phoenix, MC 1.5/2-ST-3.81) to the cable of the voltage supply. 8. Mount the voltage supply to the fan connector (Phoenix, MCVU1.5/2-GFD-3.81): Don’t remove all plug-in boards during the ventilator plate mounting to keep the minirack rugged.

  • Page 17: 3  Power And Servicebus Module (Psb Module)

    3 Power and ServiceBus Module (PSB Module) Every minirack has a PSB module with 2 interfaces. The minirack can be connected to the PC/Controller or to another minirack. There are two PSB modules which differ as follows: 1. The PSB module type USB (Fig. 4) with an integrated USB-RS 485 converter can directly be connected to the USB port of the PC.

  • Page 18: Technical Data Table

    Manual MR 8 / A 32-48 MINI 3.1 Technical Data Table Technical Data Supply voltage 24 to 48 V max. 52 V Nominal voltage 48 V Up to 2.5 A are required for every plugged-in power stage. Maximum current: 20 A per rack Reinforced or double insulation between mains and secondary circuit is required.
  • Page 19 Technical Data Option: Power stage A 32-48 MINI Step resolution Rotary switch mode The step resolution can be set by the rotary switch: 1/1, 1/2, 1/4, 1/5, 1/8, 1/10, 1/20 of a full step ServiceBus mode The step resolution is programmable:...

  • Page 20: 48-Pole Male Multipoint Connector

    Manual MR 8 / A 32-48 MINI 3.2 48-pole Male Multipoint Connector Fig. 6: 48-pole male multipoint connector for PSB module Pin assignment : Contact Function Contact Function Contact Function (slot 0-3) (slot 0-3) (slot 0-3) (slot 0-3) (slot 0-3) (slot 0-3) (slot 0-3) (slot 0-3)

  • Page 21: Servicebus Connector (Interfaces)

    3.3 ServiceBus Connector (Interfaces) Every minirack has a PSB module with 2 interfaces. The MR 8 can be connected to the PC/Controller or to another minirack: PSB module type USB (Fig.7 and Fig.8) • Above: 4-pole ServiceBus connector, type A, used as ServiceBus output connector to the next minirack.

  • Page 22: Usb Driver Installation

    3.4 USB Driver Installation Important: Administrator authorizations are required for the driver installation! • Power on your PC. When the desktop is ready, insert the phytron CD and open the folder USB Driver by the Windows Explorer. Select the .exe-program which goes with your system software and start it by double click.

  • Page 23: 4  Supply Voltage

    4 Supply Voltage MR 8 can be supplied by means of an unregulated filtered DC voltage from 24 to 48 V Admissible voltage range: 24 to 48 V Fig. 10: Power supply unit The following instructions must be followed for calculation and connection of the supply unit: •...

  • Page 24: Isolation Overview

    Manual MR 8 / A 32-48 MINI 4.1 Isolation Overview Fig. 12: MR 8 Isolation The transformer should be constructed with reinforced or double insulation for safe operation of the MR 8 with voltages up to 48 V. The insulation of the minirack fulfills the requirements of a basic insulation for non-mains- circuits for voltages up to 71 V acc.

  • Page 25: 5  Servicebus

    5 ServiceBus The ServiceBus is used to communicate with the power stages by RS 485 or USB. The ServiceBus mode is activated by the both rotary switches on every power stage: If both rotary switches of all power stages A 32-48 are set on position ‚0’, the operating parameters of the power stage can be read or written.

  • Page 26: Rs 485 Connection

    Manual MR 8 / A 32-48 MINI 5.1 RS 485 Connection There are several possibilities for RS 485 connection (4-wire-mode) in the ServiceBus mode: Option 1: RS 485 connection with built-in USB-RS 485 converter An USB cable A-B connects the USB interface (USB connector type B) of the first MR 8 to PC (USB connector type A).
  • Page 27 MR 8 with RS 422 or RS 485 interface Important: When the MR 8 is connected to the PC by USB interface, USB drivers have to be installed on the PC. You find them on the phytron CD (chap. 3.4). MA 1233-A006 GB...

  • Page 28: A1 Warranty

    Manipulation of ESD sensitive devices must be effected by respecting special protective measures (EN 61340–5). Only return the modules or boards in adapted packaging. Phytron's warranty is cancelled in case of damages arising from improper manipulation or transportation of ESD modules and components.

  • Page 29: Appendix B: Declarations Of Conformity

    Appendix B: Declarations of Conformity MA 1233-A006 GB...
  • Page 30 Manual MR 8 / A 32-48 MINI MA 1233-A006 GB...

  • Page 31: Index

    Index A  P  Address 6, 12, 15, 23, 24 PE 10 Pin assignment 18 C  Power stage 8 Cable clamps 13 PSB module 5, 12, 16 Copyright 2 Putting into Service 12 D  R  Declarations of conformity 28 Rotary switch 23...
  • Page 32 Phytron-Elektronik GmbH • Industrie straße 12 • 82194 Gröbenzell, Germany Tel. +49(0)8142/503-0 • Fax +49(0)8142/503-190 • E-Mail info@phytron.de • www.phytron.de Phytron, Inc. • 600 Blair Park Road Suit e 220 • Williston, VT 05495 U SA Tel. +1-802-872-1600 • Fax +1-802-872-0311 • Email info@phytron.com • www.phytron.com...

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