PI M-230 Series User Manual
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PI M-230 Series User Manual

Linear actuators
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MP102E
M-230 Linear Actuators
User Manual
Version: 1.2
Date: 31.08.2020
This document describes the following
linear actuators with limit switches:
M-230.10
DC Drive, 10 mm Travel Range,
High-Resolution
M-230.25
DC Drive, 25 mm Travel Range,
High-Resolution
M-230.10S
Stepper Motor Drive, 10 mm Travel Range,
High-Resolution
M-230.25S
Stepper Motor Drive, 25 mm Travel Range,
High-Resolution
Physik Instrumente (PI) GmbH & Co. KG · Auf der Römerstr. 1 76228 Karlsruhe, Germany
Telephon +49 721 4846-0 · Telefax +49 721 4846-1019 · E-Mail info@pi.ws

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Summary of Contents for PI M-230 Series

  • Page 1 Stepper Motor Drive, 10 mm Travel Range, High-Resolution  M-230.25S Stepper Motor Drive, 25 mm Travel Range, High-Resolution Physik Instrumente (PI) GmbH & Co. KG · Auf der Römerstr. 1 76228 Karlsruhe, Germany Telephon +49 721 4846-0 · Telefax +49 721 4846-1019 · E-Mail info@pi.ws...
  • Page 2 With regard thereto, Physik Instrumente (PI) GmbH & Co. KG retains all the rights. Use of said text, photographs and drawings is permitted only in part and only upon citation of the source.

  • Page 3: Table Of Contents

    Contents About this Document Goal and Target Audience of this User Manual ........... 1 Symbols and Typographic Conventions ............... 1 Other Applicable Documents ................2 Safety Intended Use ......................3 General Safety Instructions .................. 3 2.2.1 Organizational Measures ..............3 2.2.2 Safety Measures during Installation ...........
  • Page 4 Installing the Linear Actuator in a Mechanical Mounting ........20 Start-Up General Notes on Start-Up .................23 Starting Up the Actuator ..................25 6.2.1 M-230 Entries in the Stage Database of PI ........26 Maintenance General Notes on Maintenance ................27 Lubricating the M-230 ..................27 Cleaning the M-230 ....................27...

  • Page 5: About This Document

    1 About this Document About this Document 1.1 Goal and Target Audience of this User Manual This manual contains information on the intended use of the M-230. It assumes that the reader has a fundamental understanding of basic servo systems as well as motion control concepts and applicable safety procedures.

  • Page 6: Other Applicable Documents

    1 About this Document Symbol Meaning  Action consisting of one or several steps whose sequential order is irrelevant  List item p. 5 Cross-reference to page 5 RS-232 Labeling of an operating element on the product (example: socket of the RS-232 interface) 1.3 Other Applicable Documents The devices and software tools which are mentioned in this documentation are described in their own manuals.

  • Page 7: Safety

    2 Safety Safety 2.1 Intended Use The M-230 is a laboratory device as defined by DIN EN 61010-1. It is intended to be used in interior spaces and in an environment which is free of dirt, oil, and lubricants. Based on its design and realization, the M-230 is intended for positioning, adjusting and shifting loads in one axis at various velocities.

  • Page 8: Safety Measures During Installation

    2 Safety  If you pass the M-230 on to other users, also turn over this user manual as well as other relevant information provided by the manufacturer.  Only use the device on the basis of the complete user manual. Missing information due to an incomplete user manual can result in minor injury and property damage.

  • Page 9: Safety Measures During Start-Up

    2 Safety 2.2.3 Safety Measures during Start-Up A motorized linear actuator can generate powerful forces depending on the gear ratio. Connecting a linear actuator to an unsuitable controller can cause damage to the linear actuator or controller.  Connect a linear actuator with DC motor to a DC motor controller only. ...

  • Page 10: Safety Measures During Maintenance

    2 Safety  Settling time is too long  If the performance of the M-230 is not satisfactory, check the settings for the servo-control parameters of your controller. 2.2.5 Safety Measures During Maintenance The M-230 is precisely aligned.  Do not loosen any sealed screw. Version: 1.2 MP102E M-230 Linear Actuators...

  • Page 11: Product Description

    Loads configurations and PC software (e.g. equipment control commands to the PIMikroMove) included in the controller (e.g. PC in scope of delivery of PI connection with PC software). controllers. Controller Controls the motions of the Stand-alone device or motor actuator.

  • Page 12: Features And Applications

    PC. 3.2 Features and Applications The motorized precision drives of the M-230 series are linear actuators with travel ranges of 10 mm and 25 mm. Using a preloaded DC gear motor with a high-resolution rotary encoder and an extremely low-friction and zero-backlash design, they achieve minimum incremental motions of 50 nm.

  • Page 13: Model Overview

    M-230.10V M-230.25  For further technical data, see the specifications (p. 33). PI also produces custom designs upon request. Custom designs can differ from the described standard products in respect to dimensions, characteristics or other technical data.  If necessary, contact our customer service department (p. 31) directly.

  • Page 14: Product View

    3 Product Description 3.4 Product View Figure 2: Product view: M-230 with 25 mm (left) and 10 mm (right) travel range Tip, replaceable (here: flat) Mounting nut for clamp connection Window with position display Sleeve Cable for connecting to the controller Mounting shaft Thread for mounting nut Pusher, non-rotating...

  • Page 15: Scope Of Delivery

    The M-230 must be connected to a suitable controller (see Data Table, p. 33). The required PC software is included in the scope of delivery of the controllers from PI. The operation of the controllers is described in the corresponding user manuals. 3.7 Accessories...

  • Page 16: Reference Point Switch

    3 Product Description 3.8.3 Reference Point Switch The M-230 is equipped with a reference point switch, which is located at about the midpoint of the travel range. The reference point switch transmits an index pulse (TTL) when being passed. In order to use the reference point switch signal for reference moves, the controller must support the reference signal type "index pulse"...
  • Page 17 3. Inspect the contents for signs of damage. If parts are missing or you notice signs of damage, contact PI immediately. 4. Keep all packaging materials in case the product needs to be returned. M-230 Linear Actuators MP102E Version: 1.2...

  • Page 19: Installation

    5 Installation Installation 5.1 General Notes on Installation NOTICE Cable break! A cable break leads to a failure of the linear actuator.  Install the linear actuator so that the cable is not bent or squeezed too severely during operation. NOTICE Increased friction! Lateral forces that affect the pusher of the linear actuator increase the friction on the...

  • Page 20: Changing The Tip

    5 Installation 5.2 Changing the Tip INFORMATION The supplied tips make it possible to realize different mechanical connections to a load:  A flat tip allows a wide-area connection to a load.  A spherical tip allows a punctiform connection to a load. To achieve optimum repeatability: ...
  • Page 21 5 Installation Prerequisites  You have read and understood the General Notes on Installation (p. 15).  You have made the M-230 accessible for changing the tip.  The pusher is extended so far that you can comfortably reach the tip. In the delivery condition, the pusher is extended far enough.

  • Page 22: Providing A Suitable Mechanical Mounting And Installation Environment

    5 Installation 5.3 Providing a Suitable Mechanical Mounting and Installation Environment Figure 5: Relevant components and dimensions for installation in the mechanical mounting (schematic) Mounting nut, 3/8 inch Mounting shaft with (a) diameter: 19 mm (b) clamping width: 7 mm to 11 mm usable Version: 1.2 MP102E M-230 Linear Actuators...
  • Page 23 5 Installation Figure 6: Example for the installation of a mike actuator (here: an M-235) A suitable mechanical mounting and installation environment are necessary for the proper use of the actuator.  Make sure that the following conditions have been met: −...

  • Page 24: Installing The Linear Actuator In A Mechanical Mounting

    5 Installation − Corresponding programming of the controller − Emergency off switch − Automatic shutdown systems  Avoid or label danger areas that result from the installation of the actuator and from use, in accordance with the legal regulations (e.g. risk of crushing in the case of heavy moving loads, fast actuator motions and/or high drive torques).
  • Page 25 5 Installation Figure 7: Clamp connection (schematic) Mechanical mounting Sleeve Mounting nut, 3/8 inch Mounting shaft with thread Pusher with tip (flat) We recommend installing the actuator in the mechanical mounting with a clamp connection. The following instructions refer to this case. Prerequisites ...
  • Page 26 5 Installation 5. To clamp the actuator in the mounting, tighten the mounting nut using the supplied hook wrench until you feel a resistance. The torque must not exceed 1.7 Nm! 6. Check that the actuator is correctly fitted in the mounting. Version: 1.2 MP102E M-230 Linear Actuators...

  • Page 27: Start-Up

    6 Start-Up Start-Up 6.1 General Notes on Start-Up CAUTION Unintentional motion of the linear actuator while connecting it to the motor controller!  Do not place any objects in areas where they can get caught by moving parts.  Keep your fingers at a safe distance from the motion range of the linear actuator. NOTICE Damage if a wrong motor controller is connected! Connecting a linear actuator to an unsuitable controller can cause damage to the...
  • Page 28 6 Start-Up NOTICE Damage or considerable wear from high accelerations! High accelerations can cause damage to or considerable wear on the mechanical system.  Stop the motion immediately if a controller malfunction occurs.  Ensure that the end of the travel range is approached at low velocity. ...

  • Page 29: Starting Up The Actuator

    Motor cable C-815.83, 10 m, D-Sub 15 (m/f) Starting up the actuator 1. If you use a motor controller card (e.g. C-843 from PI), make sure that it is properly installed or install it (see the user manual of the motor controller card).

  • Page 30: M-230 Entries In The Stage Database Of Pi

    6. Configure the controller using the PC software for the used actuator (see the user manual of the controller and the PC software): − If you use a PI controller: select the entry in the stage database that precisely matches the actuator version used, see the list of available entries (p. 26).

  • Page 31: Maintenance

    7 Maintenance Maintenance 7.1 General Notes on Maintenance NOTICE Damage due to improper maintenance! The M-230 can become misaligned as a result of improper maintenance.  Do not loosen any sealed screws. 7.2 Lubricating the M-230 Depending on the operational conditions and the period of use of the linear actuator, the following maintenance measures are required.
  • Page 32 7 Maintenance Cleaning the linear actuator  Do not use any organic solvents.  When necessary, clean the surfaces of the linear actuator with a cloth slightly dampened with a mild cleanser or disinfectant. Version: 1.2 MP102E M-230 Linear Actuators...

  • Page 33: Troubleshooting

    Reduced Mounting nut is fastened positioning too tight maximum torque of 1.7 Nm. accuracy  Functional Motor controllers from PI: Motor controller has impairment after  Load the parameters from the been replaced system modification  stage database that M-230 has been...
  • Page 34 8 Troubleshooting Problem Possible Causes Solution  The mechanical 1. Stop the motor. Velocity is too high system did not stop (see Limit Switches 2. Command the mechanical in time and ran into p. 11) system away from the hard the hard stop ...

  • Page 35: Customer Service

    9 Customer Service Customer Service For inquiries and orders, contact your PI sales engineer or send us an e-mail (mailto:service@pi.de). If you have questions concerning your system, have the following information ready:  Product codes and serial numbers of all products in the system ...

  • Page 37: Technical Data

    10 Technical Data 10 Technical Data 10.1 Specifications 10.1.1 Data Table M-230.10 / M-230.25 M-230.10S / M-230.25S Unit Tolerance Motion and positioning M-230.10 / M-230.25 M-230.10S / M-230.25S Unit Tolerance Travel range 10 / 25 10 / 25 Integrated sensor Rotary encoder Sensor resolution 2048...

  • Page 38: Ambient Conditions And Classifications

    10 Technical Data M-230.10 / M-230.25 M-230.10S / M-230.25S Unit Tolerance Drive properties M-230.10 / M-230.25 M-230.10S / M-230.25S Unit Tolerance Motor type DC gear motor 2-phase stepper motor Operating voltage 0 to ±12 Motor power 1.78 nominal Reference and limit switches Hall effect Hall effect Miscellaneous...

  • Page 39: Limit Switch Specifications

    10 Technical Data 10.1.3 Limit Switch Specifications Type Magnetic (Hall-effect) sensor Supply voltage +5 V/ground Signal output TTL level Signal logic The signal level changes when passing the limit switch. The signal logic depends on the model type:  Models with DC motor: active high. That means: −...

  • Page 40: Dimensions

    10 Technical Data 10.2 Dimensions 10.2.1 M-230.10, M-230.10S Dimensions in mm. Note that the decimal places are separated by a comma in the drawings. Figure 8: M-230.10, M-230.10S and M-230.10V, dimensions in mm Version: 1.2 MP102E M-230 Linear Actuators...

  • Page 41: M-230.25, M-230.25S

    10 Technical Data 10.2.2 M-230.25, M-230.25S Dimensions in mm. Note that the decimal places are separated by a comma in the drawings. Figure 9: M-230.25, M-230.25S and M-230.25V, dimensions in mm M-230 Linear Actuators MP102E Version: 1.2...

  • Page 42: Tips

    10 Technical Data 10.2.3 Tips Figure 10: Flat tip (left) and spherical tip (right), dimensions in mm 10.3 Pin Assignment 10.3.1 Models with DC Gear Motor Connector: Sub-D 15-pin (m) Pin no. Function Internal Input: Motor (-) Input: Motor (+) Internal Internal Internal...

  • Page 43: Models With Stepper Motor

    10 Technical Data 10.3.2 Models with Stepper Motor Connector: Sub-D 15-pin (m) Pin no. Function Input: Phase 1a Input: Phase 1b Input: Phase 2a Input: Phase 2b Not connected Not connected Not connected Not connected Not connected Not connected Input: +5 V supply from controller Output: Limit switch signal, positive side Output: Reference point switch signal Output: Limit switch signal, negative side...

  • Page 45: Old Equipment Disposal

    Instrumente (PI) GmbH & Co. KG ensures environmentally correct disposal of old PI equipment that was first put into circulation after 13 August 2005, free of charge. If you have old PI equipment, you can send it postage-free to the following address: Physik Instrumente (PI) GmbH & Co. KG Auf der Römerstr.
  • Page 47 12 EC Declaration of Conformity 12 EC Declaration of Conformity M-230 Linear Actuators MP102E Version: 1.2...

This manual is also suitable for:

M-230-10M-230-25M-230-10sM-230-25s

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