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Faulhaber SC 1801 Series Instruction Manual

Speed controller
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Summary of Contents for Faulhaber SC 1801 Series

  • Page 1 ������������������ �� ���������������� ������������������������...
  • Page 2 Dr. Fritz Faulhaber GmbH & Co. KG. This instruction manual has been prepared with due care. However, Dr. Fritz Faulhaber GmbH & Co. KG does not accept any liability for possible errors in this instruction manual and their consequences.

  • Page 3: Table Of Contents

    Contents 1 Important Information Symbols used in this instruction manual Safety instructions 2 Description General product description 3 Installation Assembly EMC compatible installation 3.2.1 Description of the EMC measures Connector pin assignment Connection functions Quick start 3.5.1 Connection examples for the supply end 3.5.2 Connection examples for the motor end 4 Configuration Configuration for DC motors...
  • Page 4 Contents Technical information 4.5.1 I²t current limiting 4.5.2 Overtemperature cut-off 4.5.3 Adjusting the controller parameters 4.5.4 Effect of pulse width modulation (PWM) 5 Operation Startup 6 Maintenance Servicing / maintenance Troubleshooting 7 Technical Data Operating data Product dimensions Ambient conditions 8 EMC EC Directive / national laws Electromagnetic compatibility (EMC)

  • Page 5: Important Information

    1 Important Information 1.1 Symbols used in this instruction manual The handling and technical features of FAULHABER speed controllers (SC1801S, SC1801F, SC1801P, SC2804S and SC2402P) are described in this instruction manual. n Please read the complete instruction manual before using the controller.

  • Page 6: Safety Instructions

    Intended use FAULHABER speed controllers are designed for the driving and speed control of DC and BL motors in the low (SC1801) and higher power range (SC2804 and SC2402). The speed controllers‘ control parameters can be individually adjusted to the respective application via a PC.

  • Page 7: Description

    2 Description 2.1 General product description FAULHABER speed controllers SC1801, SC2804 and SC2402 are based on an integrated microcontrol- ler and are used to control the speed of the motor types listed in Chapter 1.2 “Safety Instructions“. The speed controller product family consists of the following products:...
  • Page 8 2 Description 2.1 General product description Functions The speed controllers have the following functions for controlling the motors: n Speed control through setpoint input via an analog voltage. n Speed control through setpoint input via a PWM signal. n Operation with fixed speed. n Operation as voltage controller.

  • Page 9: Installation

    3 Installation 3.1 Assembly CAUTION! Risk of damage Incorrect assembly or assembly with the wrong fixing materials can cause damage to the speed controllers. „Observe the following assembly instructions. Off load The speed controller must be disconnected from the power supply for all types of assembly and con- nection work.

  • Page 10: Emc Compatible Installation

    3 Installation 3.2 EMC compatible installation CAUTION! Length of the connection leads The maximum length of the connection leads is limited. } All connection leads may not exceed a length of 3 m. Compliance with the performance defined by the CE mark with respect to emission and immunity requires additional EMC measures: n Ensuring allowable emissions or necessary immunity in industrial use may require the use of an EMC filter and / or an EMC suppressor circuit.
  • Page 11 3 Installation 3.2 EMC compatible installation The EMC suppressor circuit Circuit diagram 1 C1 Ceramic capacitor 220 nF � � C2 Ceramic capacitor 220 nF � ��� ��� �� �� � ����� ��� �� NOTE Capacitor C1: If the ceramic capacitor C1 is used, malfunctions can occur in PWMnsetpoint operating mode. } Use signal source with low internal resistance in PWMnsetpoint operating mode.
  • Page 12 3 Installation 3.2 EMC compatible installation Circuit diagram 2 (SC1801) Separate suppressor diodes (D1, D2) for U and U if they � � have separate supply voltages. �� � ��� If only one supply voltage is used, (bridge between U ��...

  • Page 13: Connector Pin Assignment

    3 Installation 3.3 Connector pin assignment Depending on their type, the speed controllers are equipped with either screw-type terminal strips, flexboard connectors or pin headers as connection options. CAUTION! Electronic damage / ESD protection Electrostatic discharges at the speed controller‘s connections can cause damage to or destruction of the electronics.

  • Page 14: Connection Functions

    3 Installation 3.4 Connection functions Depending on their type, the speed controllers are equipped with either screw-type terminal strips, an LIF interface or pin headers as connection options. (Connection 1) Supply voltage for the electronics. Voltage: See Chapter 7 “Technical Data“. (Connection 2) Supply voltage for the motor.
  • Page 15 3 Installation 3.4 Connection functions Quick stop input (low level) Input is only used to stop the motor. n Motor stops at U < 0.15 V. nsoll n Motor stops if connection is open. n Motor runs at U > 0.3 V (0.5 V for BL motors in sensorless operation). nsoll Quick stop input inverted (high level) Input is only used to stop the motor.
  • Page 16 3 Installation 3.4 Connection functions FG (Connection 6) Digital output. The digital output is a switch which switches to GND (open collector with integrated pull-up resist- ance of 22 k). Output voltage: max. U Output current: max. 15 mA. The digital output can be configured for different tasks: Error output Only possible configuration for DC motors.
  • Page 17 3 Installation 3.4 Connection functions Mot C – Mot A (Connections 7 – 9) Supply connections for motor winding BL motors During the operation of brushless motors the motor phases are directly controlled via the Mot A, Mot B and Mot C connections. DC motors During the operation of DC motors the motor winding is supplied via the Mot B (-) and Mot A (+) connections.

  • Page 18: Quick Start

    The speed controllers are configured to default standard values when delivered which in most cases result in correct function. The speed controllers can be adjusted to special requirements with the help of a PC and the FAULHABER Motion Manager PC software. See Chapter 4 “Configuration“. CAUTION!

  • Page 19: Connection Examples For The Motor End

    3 Installation 3.5 Quick start Full drive (motor speed is determined by U ����� ����� �� ��� � ����� ��� � �� � � � �� � �� � ��� �� � � � The connected motor rotates with load-dependent speed in a clockwise direction. The speed can be adjusted by changing U .
  • Page 20 3 Installation 3.5 Quick start BL motor with digital hall sensors. BL motor without hall sensors ����� � ����� � ��� � ��� � ����� � ����� � ��� � �������� ��� � �������� ����� � ����� � ��� � ���...

  • Page 21: Configuration

    * Versions with speed setpoint input via PWM as well as other configurations are available on request. The speed controllers can be conveniently adjusted to the required function via the graphic inter- face of the FAULHABER Motion Manager. The parameters and settings are changed by updating the controller firmware via the serial port.

  • Page 22: Configuration For Dc Motors

    4 Configuration 4.1 Configuration for DC motors The actual speed value required for speed control can be determined in different ways. The configu- rations described in the following mainly differ in this respect. The digital output is permanently programmed as an error output for operation with DC motors. The precise parameter assignment can be looked up in Chapter 4.3.4 ‚“Digital output“.

  • Page 23: Dc Motors Without Encoders

    4 Configuration 4.1 Configuration for DC motors Setting options n Limited 4-quadrant operation for low speeds. It is possible to switch to limited 4-quadrant operation for improved control o flower speeds. The speed is then controlled by opposite application of the voltage (braking operation) if the load changes.
  • Page 24 4 Configuration 4.1 Configuration for DC motors Block diagram: ������������� ����������������� ����������� �� � � � ��� �� �� ������������������� ��������������� ������ ������ ��� ����� �������� ������ ��������� ������������� � � � ������ ���������� ����� ���� � ����� ���������� ������� �...

  • Page 25: Configuration For Bl Motors

    4 Configuration 4.2 Configuration for BL motors The actual speed value required for speed control can be determined using the signals used for com- mutation. The configurations described in the following mainly differ in this respect. The default configuration of the digital output for operation with BL motors is as a frequency out- put.

  • Page 26: Bl Motors Without Hall Sensors (Sensorless Operation)

    4 Configuration 4.2 Configuration for BL motors Setting options n Pure 2-Quadrant operation without active braking option. If problems occur during operation with the braking function in the default setting it can be de- activated. n Filtering (averaging) of the hall sensor signals. If problems occur with the default setting the time of a complete motor revolution is evaluated to obtain a continuous speed signal.

  • Page 27: Bl Motors With Aes64 Absolute Encoder (With Sc1801F Only)

    4 Configuration 4.2 Configuration for BL motors Block diagram: ������������� ����������������� ����������� �� � � � ��� �� �� ������������������� ��������������� ������ ������ ������ ��� ������ ����� �������� ������ ������������� � � � ����� ������ ���������� ����� ���� � ����� ����������...
  • Page 28 4 Configuration 4.2 Configuration for BL motors NOTE Number of pulses At high speeds, more than 3 pulses per revolution can cause errors in the signal at the frequency output. Block diagram: ������������� ����������������� ����������� �� � � � ��� ��...

  • Page 29: Special Configurations

    4 Configuration 4.3 Special configurations In addition to the configurations described in Chapter 4.1 and 4.2, further setting options exist which are equally possible for all motor types and all sensor variants. These configurations are de- scribed in this chapter. 4.3.1 Speed setpoint input via PWM signal The speed setpoint input can take place via a PWM signal if the speed setpoint input U is appro-...

  • Page 30: Operation With Fixed Speed (Fixed Speed Mode)

    4 Configuration 4.3 Special configurations 4.3.2 Operation with fixed speed (fixed speed mode) Fixed speed mode is possible for applications in which the motor is to be operated with a specific speed only. The setpoint speed to be set if fixed via a parameter (see Chapter 4.4.3 “Fixed speed value“).

  • Page 31: Parameter Settings

    4 Configuration 4.4 Parameter settings The following parameters can be used to adjust the speed controllers to the respective application. Several parameters have a function in certain configurations only or with specific settings only. 4.4.1 Motor constants In sensorless operation of DC motors the actual speed value is determined via an internal motor model.

  • Page 32: Maximum Speed Value

    4 Configuration 4.4 Parameter settings 4.4.5 Maximum speed value When inputting the speed setpoint (as an analog voltage or as a PWM signal) the speed value, which is input at 10 V DC or at 100% pulse duty factor, can be set. This enables the maximum speed value to be adjusted to the motor type or application.

  • Page 33: Encoder Resolution (Dc Motors Only)

    4 Configuration 4.4 Parameter settings 4.4.7 Encoder resolution (DC motors only) The resolution of the connected encoder in DC motors with encoder must be input as otherwise the drive would control at the wrong speed values. The parameter gives the resolution so that 4-edge evaluation would count correspondingly far per revolution.

  • Page 34: Technical Information

    4 Configuration 4.5 Technical information 4.5.1 I²t current limiting The speed controllers are equipped with current limiting which enables certain motor protection to be achieved. How the current limiting works: When the motor is started the peak current is input as the setpoint at the current regulator. As the load increases the current in the motor increases until it finally reaches the peak current.

  • Page 35: Overtemperature Cut-Off

    4 Configuration 4.5 Technical information 4.5.2 Overtemperature cut-off The motor is deactivated if the temperature of the electronics exceeds a certain limit value. The following condition must be fulfilled to reactivate the motor: n Temperature below a set limit value 4.5.3 Adjusting the controller parameters The controller parameters are already set to default values for common applications.
  • Page 36 4 Configuration 4.5 Technical information Case 1: PWM frequency = 24 kHz ������� ��� ��� ��� � � ��� � ��� � ���� �� �� �� �� �� �� �� �� �� ��� � ���� ����� ��� n Efficiency for operation with PWM  = 69.6 %.

  • Page 37: Operation

    5 Operation 5.1 Startup Before starting up the speed controller together with a motor the following points must be checked: n The speed controller has been installed according to the requirements. n The connection cables on the supply and motor end are connected according to the requirements (risk of polarity reversal!) and are laid so that they cannot be damaged during operation.

  • Page 38: Maintenance

    Due to their design, if the parameters given in this instruction manual are complied with the speed controllers are trouble-free. Should a malfunction occur in spite of this please contact the manufac- turer. Head office: +49(0)7031/638-0 E-Mail: info@faulhaber.de Internet: www.faulhaber-group.com...

  • Page 39: Technical Data

    7 Technical Data 7.1 Operating data SC 1801 F SC 1801 S SC 2804 S Power supply for electronic 4,0 ... 18 4,0 ... 18 5 ... 28 V DC Power supply for motor 1,8 ... 18 1,8 ... 18 0 ...
  • Page 40 7 Technical Data 7.1 Operating data Description of Connections (Motor-dependent) DC-Motor BL-Motor Connection „Mot A“, „Mot B“, Mot C“: – Motor connection Mot A Mot + Phase A Mot B Mot - Phase B Mot C reserved Phase C Connection „Sens A“, „Sens B“, „Sens C“: –...

  • Page 41: Product Dimensions

    ���������� �� �� ���� ���� ��� �������� ����� ����� ��� ��� �� � � �� � ��� �� ��� � � �� � ������� ������� ����� �� ��� � � �� �� �� �� ���� ���� �� ��� � 7 Technical Data ����...

  • Page 42: Ambient Conditions

    7 Technical Data 7.3 Ambient conditions CAUTION! Chemicals The housings of the SC1801S and SC1801F speed controllers are only conditionally resistant to sol- vents such as methylated spirits and acetone. } In operation the housings must be protected against contact with solvents or substances contai- ning substances.

  • Page 43: Emc

    8 EMC 8.1 EC Directive / national laws According to the EC Directive, all electrically driven machines, equipment and systems produced, REGULATION imported and sold within the European Union must carry a CE mark. The EC Directive consists of the following individual Directives which are important for the users of electric motors.
  • Page 44 8 EMC 8.2 Electromagnetic compatibility (EMC) The Directive does not state how high the disturbance level generated by a unit may be and how high the expected disturbances are at which the unit must function. It merely helps by postulating a supposed effect.

  • Page 45: Ec Declaration Of Conformity

    8 EMC 8.3 EC Declaration of Conformity Document No./Month.Year: EG-00007-001/04.2008 The manufacturer: Dr. Fritz Faulhaber GmbH & Co. KG Daimlerstr. 23 / 25 D-71101 Schönaich Germany herewith declares that the following product Product name: Faulhaber Speed Controller SC Product types:...

  • Page 46: Manufacturer's Declaration

    Manufacturer‘s Declaration according to the Machinery Directive 98/37/EC, Annex IIB Document No./Month.Year: HE-00006-001/04.2008 The manufacturer: Dr. Fritz Faulhaber GmbH & Co. KG Daimlerstr. 23 / 25 D-71101 Schönaich Germany herewith declares that the products listed in the following are built-in components – even if the ma- nufacturer has combined them with additional attachments –...

  • Page 47: Warranty

    10 Warranty Extract from our warranty conditions Dr. Fritz Faulhaber GmbH & Co. KG products are produced to state of the art production methods and are subject to strict quality control. Should, contrary to all expectations, defects occur, we undertake to find a remedy within the war- ranty period.

  • Page 48: Index

    Motor which is operated with direct current. BL motor Brushless direct current motor. The commutation takes place with the help of an electronic circuit (e.g. FAULHABER Speed Controller). Connector system which can be joined with small effort. Zero Insertion Force.
  • Page 49 Notes...
  • Page 50 Notes...
  • Page 51 Notes...
  • Page 52 DR. FRITZ FAULHABER GMBH & CO. KG Antriebssysteme Daimlerstraße 23 / 25 71101 Schönaich · Germany Tel. +49(0)7031/638-0 Tel. +49(0)7031/638-100 MA00003, English, 1 Issue, 04.2008 info@faulhaber.de ® DR. FRITZ FAULHABER GMBH & CO. KG Subject to change without notice www.faulhaber-group.com...

This manual is also suitable for:

Sc 2804sSc 2804 seriesSc 2402pSc 1801fSc 1801sSc 1801p

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