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AC Servo Motor
BX Series
OPERATING MANUAL FOR
EXTENSION FUNCTIONS
This manual describes handling procedures and precautions to ensure safe
operation.
･ Read the manual carefully to ensure the safe operation of the equipment.
･ After reading this manual, keep it handy so that you can refer to it whenever
required.
HM-6168-2
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Summary of Contents for Oriental motor VEXTA BX Series
- Page 1 HM-6168-2 AC Servo Motor BX Series OPERATING MANUAL FOR EXTENSION FUNCTIONS This manual describes handling procedures and precautions to ensure safe operation. ･ Read the manual carefully to ensure the safe operation of the equipment. ･ After reading this manual, keep it handy so that you can refer to it whenever required.
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Page 2: Introduction
1. Introduction This operation manual describes how to use the extension functions of the AC servo motor BX series using the data setter OPX-1. Before you read this operation manual for extension functions, read the operation manual for BX series to become thoroughly familiar with basic operation procedures of the driver. - Page 3 ● Digital speed setting Page 13 Speed setting range: 0 to 3,000r/min The equipment offers you a function to set motor speed in increments of 1r/min, in addition to the analog setting function using the internal and external potentiometers of the driver.
- Page 4 Other product names described in this manual are given only for reference, and are not meant to force or recommend their use. ORIENTAL MOTOR CO.,LTD. is not responsible for the performance of other manufacturer s products.
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Page 5: Table Of Contents
Table of contents 1. Introduction ....................Page 2 2. Safety Precautions ..................Page 8 3. Preparation ....................Page 10 3.1 Checking the product ................Page 10 3.2 Specifications ..................Page 10 4. Installation ....................Page 11 4.1 Installation site ..................Page 11 4.2 Installation method ................. - Page 6 7. Running and parameter setting ..............Page 28 7.1 Dater setter OPX-1 ................Page 28 7.1.1 Connection ..................Page 28 7.1.2 Name of individual components and function ......... Page 29 7.1.3 LED display ..................Page 29 7.2 Data setter mode ................... Page 30 7.3 Monitor mode ..................
- Page 7 8. Setting example .................... Page 44 8.1 Selector ....................Page 44 8.1.1 Changing method of control mode ..........Page 44 8.1.2 Changing method between analog speed setting and digital speed setting (Analog input) ............Page 45 8.1.3 Selection of setting torque limit ............Page 46 8.1.4 Changing method of rotation input at speed control (KBL-compatible mode) ..............
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Page 8: Safety Precautions
2. Safety precautions Only qualified personnel should work with the product. Before using it, carefully read the Safety precautions to ensure correct operation. The cautions described below are intended to ensure the correct use of the product and to prevent the customer and other people from being injured. And, read the Safety precautions on the BX series manual. - Page 9 Repair, disassembly and modification ● Do not disassemble or modify the data setter. Otherwise you may get an electric shock or injury. When internal inspection and repair must be made, contact your local sales office. Caution General ● Do not use the motor, gearhead and driver in excess of ratings. Otherwise, you may get an electric shock, injury or the equipment may be damaged.
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Page 10: Preparation
3. Preparation The following describes the items to be checked before operation, the names and functions of individual components as well as the main specifications. 3.1 Checking the product Open the package and make sure that the following items are supplied. If there is any shortage or damage, contact the sales office where you bought the product. -
Page 11: Installation
4. Installation The following shows the data setter OPX-1 installation environment, installation method and load installation. ● Only qualified installers should be assigned to the work of installation, Warning connection, running, operation, inspection and trouble diagnosis. This is intended to prevent fire, electric shock and injury. ●... -
Page 12: Installation Method
4.2 Installation method 4.2.1 How to install the setter on the panel As illustrated, push the data setter into the machined installation hole from the front of the panel until you hear it click and the setter is secured in position. [Unit: mm (inch)] +0.5 5.4921... -
Page 13: Overview Of Functions
5. Overview of functions The BX series provides analog input speed control as one of the major functions. Use of the extension function permits speed control with digitally set speed, and position control with preset motor movement. 5.1 Speed control mode The use of the extension function of the data setter OPX-1 allows the following functions to be added: Digital speed setting... -
Page 14: Speed Regulation
5.1.3 Speed regulation ± 0.05% with respect to load, 3,000r/min at rated torque time ± 0.05% with respect to voltage, power supply input voltage range 3,000r/min without load ± 0.5% with respect to temperature, analog setting at ambient temperature from 0℃ (+32°... -
Page 15: Position Control Mode
5.2 Position control mode The following additional functions are provided if you utilize the extension function of the data setter OPX-1. Positioning (indexing) with either 6 or 4 different data settings Continuous operation (scan) with up to 2 different data settings Return to mechanical home position (home operation) by one-sensor structure Return to electrical home position (return) Positioning range: -8,388,608 to +8,388,607 steps... -
Page 16: Return To Mechanical Home Position (Home Operation)
5.2.2 Return to mechanical home position (home operation) The home position is detected by the home sensor (HOME-LS input) mounted on the equipment by running the motor in the preset detection start direction. Stops at the position out of the home sensor range by reversing after detection of the home sensor. -
Page 17: Continuous Operation (Scan)
5.2.4 Continuous operation (scan) Set data Nos. 0 and 1 to continuous operation in the position control mode. Speed : According to speed control mode Slow start time : According to speed control mode Slowdown time : According to speed control mode Rotation direction : CW when the movement is set to zero or greater;... -
Page 18: I/O Connection
6. I/O connection 6.1 List of input/output signals By selection of the control mode (speed control and position control) and switching of the terminal function, input/output signal functions are assigned as follows: KBL-compatible mode Terminal No. Type Speed control mode Position control mode START START... -
Page 19: Input Signal
■ I/O theory Photocoupler input/output in the timing chart are expressed in terms of ON/OFF states (activated/not activated states) of the photocoupler. The photocoupler is ON when the terminal voltage level is L. Terminal level Photocoupler state 6.2 Input signal ■... - Page 20 ■ START (KBL-compatible mode) ON: Operation OFF: Stop DRE (KBL-compatible mode) Changing of rotation direction ON: CW rotation OFF: CCW rotation START input DRE input BRAKE input BUSY output ＋ Speed − Slow start Slowdown Slow start Slowdown Instantaneous bi-directional time time time...
- Page 21 ■ START (in position control mode) (Positioning, return to mechanical home position and return to electrical home position are started by one-shot input.) 10ms or more START input 10ms or more 10ms or more Data number is fixed. (＊1) M0〜M2 input 5ms or less BUSY output (＊1) For digital independent torque limit, the data number is reflected...
- Page 22 ■ Entry of M0, M1 and M2 operation data number selection This is an entry to select the data number. See the description of speed control mode (Page 13) and position control mode (Page 15). CW input M0〜M2 input ＋ Speed −...
- Page 23 ■ Release of FREE motor control ON: Release of motor excitation and electromagnetic brake (when an electromagnetic brake is supplied) OFF: Normal operation Do not turn ON the FREE input when the position is held in the vertical Warning direction. Otherwise, the holding force of the motor and electromagnetic brake will be lost, causing personal injury and equipment damage.
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Page 24: Output Signal
6.3 Output signal ■ ALM (alarm) output (Normally closed) ALM is issued when the protection function has activated (photocoupler off), and the driver ALARM LED flashes. It can be reset by turning on power again, or by ACL (Alarm Clear) input. ■... - Page 25 ■ Output during TLM torque limiting The BUSY output signal indicating that the motor is in the process of running can be converted into the TLM (torque limiter) output showing that the limit torque has been reached. ■ ASG and BSG encoder pulses (phase difference output) The phase difference between the ASG and the BSG pulses is 90ﾟ.
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Page 26: Connection Of The Speed Control Mode
6.4 Connection of the speed control mode The following shows the basic connection diagram of the speed control mode: ① CW input CW rotation ② CCW input CCW rotation ③ Data selection (0) M0 input ④ Data selection (1) M1 input Data selection (2) ⑤... -
Page 27: Connection Of The Position Control Mode
6.5 Connection of the position control mode The following shows the basic connection diagram of the position control mode: ① START input Start (one-shot) ② Home sensor HOME-LS input ③ Data selection (0) M0 input ④ Data selection (1) M1 input ⑤... -
Page 28: Running And Parameter Setting
7. Running and parameter setting 7.1 Data setter OPX-1 7.1.1 Connection Use the attached data setter cable to connect between the data setter OPX-1 and driver. ● Only qualified installers should be assigned to the work of installation, Warning connection, running, operation, inspection and trouble diagnosis. ●... -
Page 29: Name Of Individual Components And Function
OPERATIONAL UNIT OPX-1 RET HOME BUSY ALM MODE VEXTA ORIENTAL MOTOR CO.,LTD. MADE IN JAPAN Confirm the function and numerical value Selection and adjustment of the numerical value Selection and shift the display digit Change the setter mode. Name of individual components and function of data setter 7.1.3 LED display... -
Page 30: Data Setter Mode
7.2 Data setter mode The data setter OPX-1 has a monitor mode to display the motor’s operational state, a program mode to set operational data and various types of parameters, and a test mode for operational testing. Use the MODE key to change the data setter mode. You can confirm mode changes by checking if the LED on the setter is turned on or off. - Page 31 The following shows the example of operations to display the alarm history. For details of each monitor, see the description on page 32 and thereafter. The following shows the display screen after turning on power: ・・・・・Indicates the speed [r/min]. Press the once.
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Page 32: Speed
7.3.1 Speed It indicates the motor shaft speed. When the speed reduction ratio is set (Page 39), it indicates the gear shaft speed. Display range: 0 to 3,000 [r/min] Rotation direction: No indication = CW, - = CCW 7.3.2 Position counter The counter indicates 0 at the electrical home position and when power has been... -
Page 33: Program Mode
7.4 Program mode Control mode Analog switching Program mode Torque limit -compatible common/multiple steps disable/enable Acceleration/deceleration Signal output BUSY/TLM Selector rate Analog/digital HOME direction Initial display Data No.0 Movement No.0 Speed No.0 Torque limit No.0 dAta-0 rEv0 trq0 Data No.1 Movement No.1 Speed No.1 Torque limit No.1... -
Page 34: Selector
7.4.1 Selector The selector is use to choose the settings to use the extension functions of the data setter OPX-1, such as selection of the speed control mode or position control mode, analog or digital setting of the speed and torque limiting setting. Correspondence between key operation and arrow mark Selector... -
Page 35: Control Mode
Control mode 7.4.1.1 You can choose whether you want to run the equipment in the speed control mode or in the position control mode. ･ When you have selected 1: Speed control mode (excitation released when the motor has stopped) , release and operation of the electromagnetic brake are interlocked with motor operation. -
Page 36: Slow Start And Slowdown Time
7.4.1.5 Slow start and slowdown time Analog/digital switching You can select analog or digital setting when you want to use slow start and slowdown time setting procedure. 0: Digital 1: Analog [initial value] Output signal (BUSY/TLM) output switching 7.4.1.6 Select the TLM to be output when BUSY output or torque limit setting have reached. -
Page 37: Operation Data
7.4.2 Operation data You can set the data required for the operation mode set by the selector and setting procedure. Movement, speed and torque limit value are set on data Nos. 0 to 5. Speed and torque limit value are set on the data Nos. 6 and 7. Movement ... -
Page 38: Speed Of Rotation
Speed of rotation 7.4.2.4 Set the speed of rotation on data Nos. 0 to 7. The value set on data Nos. 0 and 1 can be used when other than 1: analog speed command has been specified by the selector analog input. Furthermore, when 3: position mode is selected in the selector control mode, data No. -
Page 39: Control Parameter
7.4.3 Control parameter You can set the following four parameters to be used in common in digital setup. Digital torque limit used in common 7.4.3.1 You can digitally set the torque limit value commonly used for data No. 0 to 7. This is enabled when other than 2: analog torque limit has been selected by the selector analog input, and 0: common has been selected in torque limit. -
Page 40: Adjustment Parameter
7.4.4 Adjustment parameter Set the following four adjustment parameters to determine the motor response. Use them to ensure matching between the customer s equipment and motor response whenever required. Position loop proportional gain 7.4.4.1 Set the position loop response. If the setting is high, motor response will be increased. -
Page 41: Copy Function
7.4.5 Copy function The data setter OPX-1 has four data banks capable of storing four types of operation data and parameters. Since EEPROM (non-volatile memory) is used as data storage memory, backup power supply is not necessary. Operation data and parameters can be loaded, saved and verified between the data setter OPX-1 and multiple drivers. -
Page 42: Loading
Bank number 7.4.5.1 Loading Operation data and parameters in the banks Nos. 0 to 3 specified by the data setter OPX-1 are loaded from the data setter into the driver. When loading is completed, the operation data and parameters previously stored in the driver disappear and are replaced by new operation data and parameters. -
Page 43: Test Mode
7.5 Test mode This mode enables motor test operations using the data setter OPX-1. Test mode Jog operation preparation Jog operation 7.5.1 Jog operation preparation Switch to the jog operation by pressing the with this indication displayed. 7.5.2 Jog operation on the data setter OPX-1. -
Page 44: Setting Example
8. Setting example 8.1 Selector 8.1.1 Changing method of control mode (Selection of speed control and position control) ・・・・Indicates the speed [r/min]. Press the once. MODE ・・・・Indicates the selector. Press the once. Indicates the control mode state (release of excitation ・・・・... -
Page 45: Changing Method Between Analog Speed Setting And Digital Speed Setting (Analog Input)
8.1.2 Changing method between analog speed setting and digital speed setting (Analog input) ・・・・Indicates the speed [r/min]. Press the once. MODE ・・・・Indicates the selector. Press the once. Indicates the operating mode state (release of excitation after stop by speed control). ・・・・... -
Page 46: Selection Of Setting Torque Limit
8.1.3 Selection of setting torque limit (Selection whether the torque limit is set in common for eight types of setting or individually for each type) ・・・・Indicates the speed [r/min]. Press the once. MODE ・・・・Indicates the selector. Press the once. Indicates the operating mode state (release of excitation after stop by speed control). -
Page 47: Changing Method Of Rotation Input At Speed Control
KBL-compatible mode) 8.1.4 Changing method of rotation input at speed control (KBL (Selection whether the I/O is set in CW input and CCW input or START input and CW/CCW input) ・・・・Indicates the speed [r/min]. Press the once. MODE ・・・・Indicates the selector. Press the once. -
Page 48: Changing Method Between Analog Setting And Digital Setting Of Slow Start/Slowdown
8.1.5 Changing method between analog setting and digital setting of slow start/ slowdown ・・・・Indicates the speed [r/min]. Press the once. MODE ・・・・Indicates the selector. Press the once. Indicates the operating mode state (release of excitation ・・・・ after stop by speed control). In this case, 1 flashes. -
Page 49: Changing Method Of Busy Signal Output In The Process Of Tlm Torque Limit
8.1.6 Changing method of BUSY signal output in the process of TLM torque limit (selection of the output when motor operation or torque limit setting have reached) ・・・・Indicates the speed [r/min]. Press the once. MODE ・・・・Indicates the selector. Press the once. -
Page 50: Changing Method Of Direction Of Return To Mechanical Home Position
8.1.7 Changing method of direction of return to mechanical home position (Selection of the detection direction of return to mechanical home position) ・・・・Indicates the speed [r/min]. Press the once. MODE ・・・・Indicates the selector. Press the once. Indicates the operating mode state (release of excitation ・・・・... -
Page 51: Operation Data
8.2 Operation data (Setting of movement, speed and each torque limit value) ・・・・Indicates the speed [r/min]. Press the once. MODE ・・・・Indicates the selector. Press the once. ・・・・Indicates the operation data No. 0. ※Data number is changed by pressing the Press the once Indicates the movement of the data No. -
Page 52: Control Parameter
8.3 Control parameter (Setting of torque limit in common, slow start/slowdown and speed display by gear output shaft) ・・・・Indicates the speed [r/min]. Press the once. MODE ・・・・Indicates the selector. Press the nine times. ・・・・Indicates the control parameter. Press the once. Indicates the torque limit in common of all data numbers (100%). -
Page 53: Adjustment Parameter
8.4 Adjustment parameter (Setting of each gain and positioning completion width) ・・・・Indicates the speed [r/min]. Press the once. MODE ・・・・Indicates the selector. Press the ten times. ・・・・Indicates the adjustment parameter. Press the once. Indicates the position loop proportional gain setting value. The setting adjusted at the time of shipment varies according ・・・・... -
Page 54: Copy Function
8.5 Copy function 8.5.1 Loading (Transfers the data of the data setter to the driver.) ・・・・Indicates the speed [r/min]. Press the once. MODE ・・・・Indicates the selector. Press the eleven times. ・・・・Indicates the copy function. Press the once. ・・・・ Indicates the loading. In this case, LoAd flashes. -
Page 55: Saving
8.5.2 Saving (Saves data of the driver into the data setter.） ） ） ） ） ・・・・Indicates the speed [r/min]. Press the once. MODE ・・・・Indicates the selector. Press the eleven times. ・・・・Indicates the copy function. Press the once. ・・・・ Indicates the loading. In this case, LoAd flashes. -
Page 56: Verifying
8.5.3 Verifying (Verifying between data in the driver and the bank data set on the data setter) ・・・・Indicates the speed [r/min]. Press the once. MODE ・・・・Indicates the selector. Press the eleven times. ・・・・Indicates the copy function. Press the once. ・・・・ Indicates the loading. -
Page 57: Initialization
8.5.4 Initialization (Returns the data of the driver to the setting at the time of shipment.) ・・・・Indicates the speed [r/min]. Press the once. MODE ・・・・Indicates the selector. Press the eleven times. ・・・・Indicates the copy function. Press the once. ・・・・ Indicates the loading. In this case, LoAd flashes. -
Page 58: Cancel
8.5.5 Cancel ・・・・Indicates the speed [r/min]. Press the once. MODE ・・・・Indicates the selector. Press the eleven times. ・・・・Indicates the copy function. Press the once. Indicates the loading. In this case, LoAd flashes. ・・・・ Press the four times. Indicates the cancel. ・・・・... -
Page 59: Alarm Display And Details
9. Alarm display and details Type of alarm Alarm code Assumed causes Actions Load in excess of the rated torque is Overload applied to the Re-examine the load. protection motor for about five seconds or more. When it has occurred during slow start/ slowdown of the motor, reduce the load Primary voltage of inertia or prolong slow start/slowdown... - Page 60 • Please contact your nearest ORIENTAL MOTOR office for further information. ORIENTAL MOTOR U.S.A. CORP. Los Angeles Office Tel:(310)784-8200 Fax:(310)325-1076 San Jose Office Tel:(408)358-6900 Fax:(408)358-8200 Chicago Office Tel:(847)240-2649 Fax:(847)240-2755 Cincinnati Office Tel:(513)563-2722 Fax:(513)956-3183 Austin Office Tel:(512)918-9438 Fax:(512)335-5983 New York Office...
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