Baldor iMN1921 - Manuals

1-2 General Information MN1921 Safety Notice Only qualified personnel should attempt the start-up procedure or troubleshoot this equipment.This equipment may be connected to other machines that have rotating parts or parts that arecontrolled by this equipment. Improper use can cause serious or fatal...

Introduction 2-1 MN1921 2.1 NextMove ST features NextMove ST is a high performance multi-axis intelligent controller for stepper motors. NextMove ST features the MintMT motion control language. MintMT is a structured form ofBasic, custom designed for stepper or servo motion control applications. It ...

2-2 Introduction MN1921 Included with NextMove ST is the Baldor Motion Toolkit CD. This contains a number of utilitiesand useful resources to get the most from you MintMT controller. These include: H Mint WorkBench v5This is the user interface for communicating with the NextMove ST. Installing MintW...

Introduction 2-3 MN1921 2.3 Units and abbreviations The following units and abbreviations may appear in this manual: V Volt (also VAC and VDC) . . . . . . . . . . . . . . . W Watt . . . . . . . . . . . . . . A Ampere . . . . . . . . . . . . . . . Ω Ohm . . . . . . . . . . . . . . . µF microfarad . ....

Basic Installation 3-1 MN1921 3.1 Introduction You should read all the sections in Basic Installation . It is important that the correct steps are followed when installing the NextMove ST.This section describes the mechanical installation of the NextMove ST. 3.1.1 Location requirements You must read...

3-2 Basic Installation MN1921 3.1.2 Mounting the NextMove ST CAUTION : Before touching the unit be sure to discharge static electricity from your body and clothing by touching a grounded metal surface. Alternatively,wear an earth strap while handling the unit. Ensure you have read and understood the...

Basic Installation 3-3 MN1921 3.1.3 Other requirements for installation H The NextMove ST requires a power supply as described in section 4.2. H A PC that fulfills the following specification: Minimum specification Recommended specification Processor Intel Pentium 133MHz Intel Pentium 200MHz or fast...

Input / Output 4-3 MN1921 4.2 Power connections The NextMove ST can accept AC or DC power supplies, and has connections for separatedrive and logic supplies. However, the NextMove ST can operate from a single combinedsupply if necessary. Supply connection Recommended supply voltage Supply voltage ra...

4-4 Input / Output MN1921 4.2.2 Operation using separate drive and logic supplies For improved noise immunity, the ±12V and +5V supplies used for the control card and internalcircuitry can be derived from a separate logic supply. To operate the NextMove ST usingseparate drive and logic supplies, do ...

Input / Output 4-5 MN1921 4.3 Stepper outputs The NextMove ST provides three 37VDC (max), 2A stepper axes drive outputs, operating at10Hz to 200kHz. Logic level outputs are provided to control a fourth stepper axis. If required, the output current for individual axes can be derated. This can only be...

4-8 Input / Output MN1921 4.3.2 Stepper axes 0-3 logic outputs J3 DIR3 BOOST3 DIR2 BOOST2 DIR1 BOOST1 DIR0 BOOST0 DGND STEP3 DGND STEP2 DGND STEP1 DGND STEP0 NextMove ST STEP0 DGND ULN2003 Step Output 74AHCT244 GND Figure 9 - Stepper output pin header J3, and output circuit (STEP0 shown) To allow ex...

4-10 Input / Output MN1921 4.4.2 Analog output H Single ended output. H Voltage range: 0-11V. H Output current: 30mA maximum. The analog output provides an independent opto-isolated 0-11V output for controlling anadditional axis or other external equipment. The output is controlled using the AUXDAC ...

Input / Output 4-11 MN1921 4.5 Digital I/O The NextMove ST provides: H 24 general purpose digital inputs. H 16 general purpose digital outputs. Note: It is recommended to use separate shielded cables for the digital inputs. Theshield should be connected to the input connector’s shield pin. 4.5.1 Dig...

4-14 Input / Output MN1921 4.5.3 Error output The NextMove ST control card has an internal error output connected directly to the enableinputs of the ST L297 stepper controllers (see section 4.3.1). The error output must thereforebe used to enable the axes. There are a number of methods for controll...

Input / Output 4-15 MN1921 4.6 Other I/O 4.6.1 RS232 serial communication Location SerialMating connector: 9-pin female D-type Pin Name Description 1 SC Shield connection 2 RXD Receive Data 3 TXD Transmitted Data 4 (NC) (Not connected) 5 0V GND Signal Ground 6 (NC) (Not connected) 7 RTS Request To S...

4-16 Input / Output MN1921 NextMove ST (DCE) 9-- pin Computer COM Port (DCE / DTE) RS232 RXD 2 TXD 3 GND 5 2 RXD 3 TXD 5 GND RTS 7 CTS 8 7 RTS 8 CTS COM Connect overall shield to connector backshell. Figure 15 - RS232 serial port connections The maximum recommended cable length is 3m (10ft) at 57.6K...

Input / Output 4-17 MN1921 4.6.3 CAN communication The CAN connection is made using the RJ45 connector on the NextMove ST control card. Location NextMove ST control card Pin Name Description 1 CAN+ CAN channel positive 2 CAN- CAN channel negative 3 - (NC) 4 CAN 0V Ground/earth reference for CAN sign...

4-18 Input / Output MN1921 The CAN channel is opto-isolated. A voltage in the range 12-24V must be applied to pin 5 ofthe CAN connector. An internal voltage regulator provides the 5V required for the isolated CANcircuit. Practical operation of the CAN channel is limited to 500Kbit/s owing to the pro...

Input / Output 4-19 MN1921 4.7 Connection summary - minimum system wiring As a guide, Figure 17 shows an example of the typical minimum wiring required to allow theNextMove ST to control a single stepper motor. The diagram shows the logic supply beingderived from the main Drive supply (see section 4...

Operation 5-1 MN1921 5.1 Introduction The software provided includes a number of applications and utilities to allow you to configure,tune and program the NextMove ST. The Baldor Motion Toolkit CD containing the software canbe found separately within the packaging. 5.1.1 Connecting the NextMove ST t...

5-2 Operation MN1921 5.1.5 Power on checks If at any time the status display shows a digit and a flashing decimal point, this indicates thatthe NextMove ST has detected a fault - see section 6. 1. Turn on the Logic supply (if separate from the Drive supply). 2. Turn on the Drive supply. 3. After a b...

Operation 5-3 MN1921 5.2 WorkBench v5 WorkBench v5 is a fully featured application for programming and controlling the NextMove ST.The main WorkBench window contains a menu system, the Toolbox and other toolbars. Manyfunctions can be accessed from the menu or by clicking a button - use whichever you...

5-4 Operation MN1921 5.2.2 Starting WorkBench v5 1. On the Windows Start menu, select Programs , WorkBench v5, WorkBench v5 . WorkBench v5 will start, and the Tip of the Day dialog will be displayed. You can prevent the Tip of the Day dialog appearing next time by removing the checkmark next to Show...

Operation 5-5 MN1921 3. In the Select Controller dialog, go to the drop down box near the top and select the PC serial port to which the NextMove ST is connected. If you are unsure which PC serial portis connected to the drive, select Scan all serial ports . Click Scan to search for the NextMove ST....

5-6 Operation MN1921 5.3 Configuring an axis The NextMove ST is capable of controlling up to four stepper axes. This section describes thebasic setup for these axes. Commands typed in the Command window have immediate effect - they do not need to be separately downloaded to the NextMove ST. 5.3.1 Se...

Operation 5-7 MN1921 5. Click Apply . This immediately sets the scaling factor forthe selected axis, which will remain in theNextMove ST until another scale is definedor power is removed from the NextMove ST.

Operation 5-9 MN1921 5.5 Digital input/output configuration The Digital I/O window can be used to setup other digital inputs and outputs. 5.5.1 Digital input configuration The Digital Inputs tab allows you to define how each digital input will be triggered, and if itshould be assigned to a special p...

Operation 5-11 MN1921 5.6 Saving setup information When power is removed from the NextMove ST all data, including configuration parameters, islost. You should therefore save this information in a file, which can be loaded when the card isnext used. Alternatively, the information can be included in p...

5-12 Operation MN1921 4. On the main menu, choose File , Save File . Locate a folder, enter a filename and click Save . 5.6.1 Loading saved information 1. In the Toolbox, click the Edit & Debug icon. 2. On the main menu, choose File , Open File... Locate the file and click Open . A Startup block...

Troubleshooting 6-1 MN1921 6.1 Introduction This section explains common problems and their solutions.If you want to know the meaning of the LED indicators, see section 6.2. 6.1.1 Problem diagnosis If you have followed all the instructions in this manual in sequence, you should have fewproblems inst...

6-2 Troubleshooting MN1921 6.2 NextMove ST indicators 6.2.1 Status display The Status LED normally displays the unit’s node number. To display informationabout a specific axis, use the LED keyword (see the MintMT help file). When a specific axis is selected, the following symbols may be displayed by...

Troubleshooting 6-3 MN1921 Axis disabled. The axis/drive must be enabled before operation can continue. Seesection 5.4.1. Click the Drive enable button in WorkBench v5. Suspend. The SUSPEND command has been issued and is active. Motion will be ramped to zero demand whilst active. Reverse software or...

6-4 Troubleshooting MN1921 6.2.3 Communication If the problem is not listed below please contact Baldor Technical Support. Symptom Check Cannot detect NextMove ST Check that the NextMove ST is powered. Check that the serial lead is wired correctly and properlyconnected. Check that no other applicati...

Specifications 7-1 MN1921 7.1 Introduction This section provides technical specifications of the NextMove ST. 7.1.1 Input power Description Value Logic power Nominal supply voltage Minimum supply voltage Maximum supply voltage Power consumption 24VDC / 24VAC12VDC / 12VAC 35VDC / 30VAC 60W / 60VA Dri...

Index MN1921 A Abbreviations, 2-3Analog I/O, 4-9 analog inputs, 4-9analog output, 4-10 Auxiliary encoder, 4-12 B Basic Installation, 3-1 location requirements, 3-1mounting, 3-2 C CAN interface connection, 4-17specifications, 7-4 Configuration axis, 5-6digital inputs, 5-9digital outputs, 5-10selectin...

Index MN1921 J Jumper settings CAN terminator, 4-18error output, 4-14 L LED indicators status display, 6-2surface mount, 6-3 Loading saved information, 5-12 O Operation, 5-1 connecting to the PC, 5-1installing WorkBench v5, 5-1power on checks, 5-2preliminary checks, 5-1starting, 5-1 P Power sources,...

Comments MN1921 If you have any suggestions for improvements to this manual, please let us know. Write yourcomments in the space provided below, remove this page from the manual and mail it to: ManualsBaldor UK LtdMint Motion Centre6 Bristol Distribution ParkHawkley DriveBristolBS32 0BFUnited Kingdo...

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