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Baldor VS1MD User Manual

Baldor VS1MD User Manual

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Baldor VS1MD User Manual

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  • Page 1 Artisan Technology Group is your source for quality new and certified-used/pre-owned equipment SERVICE CENTER REPAIRS WE BUY USED EQUIPMENT • FAST SHIPPING AND DELIVERY Experienced engineers and technicians on staff Sell your excess, underutilized, and idle used equipment at our full-service, in-house repair center We also offer credit for buy-backs and trade-ins •...
  • Page 2 VS1MD User Manual MN760-3 6/07 Instruction Manual...
  • Page 3 The information in this manual is subject to change without notice. Safety Notice This equipment contains voltages that may be as high as 1000 volts! Electrical shock can cause serious or fatal injury. 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 are driven by this equipment.
  • Page 4 Instead, we recommend using a four wire Wye. CAUTION: Only Baldor cables should be used to connect the keypad and control. These are special cables to protect the control and keypad. Damage associated with other cable types are not covered by the Baldor warranty.
  • Page 5 VS1MD AC Drive User Manual...
  • Page 6 0 to 25 Default: t1 = 0, t2 = 1, t3 = 2, t4 = 3, t5 = 4, t6 = 5, t7 = 6, t8 = 7 Access: Configurable See Also: Errata Sheet for the VS1MD Drive Installation & Operating Manual...
  • Page 7 Two are for the On Delay and two for the Off Delay timer to the digital outputs of the VS1MD drive. Setting a value of greater than zero will begin the On, Off or both timers when the condition set in t32 and t33 for the digital outputs is met.

  • Page 8: Table Of Contents

    Table of Contents Chapter 1 Introduction Getting Assistance from Baldor ............... 1-1 Chapter 2 General Information and Ratings Identifying the Drive by Model Number ............2-1 VS1-MD Drive Ratings, Model Numbers and Frame Sizes ......2-2 Storage Guidelines ..................2-2...
  • Page 9 Breaking Resistor.................... B-8 Appendix C RS485 Protocol C.1 Introduction ..................... C-1 C.2 Specifications ....................C-2 C.3 Installation ....................... C-3 C.4 Operation ......................C-3 C.5 Communication Protocol (MODMUS-RTU)............. C-4 C.6 Communication Protocol (LS BUS)..............C-4 C.7 Troubleshooting ....................C-7 VS1MD User Manual...

  • Page 10: Chapter 1 Introduction

    1.1 Getting Assistance from Baldor For technical assistance, call 1-864-284-5444. Before calling, please review the troubleshooting section of this manual and check the Baldor Drives website at www.reliance.com/vsdrives for additional information. When you call technical support, you will be asked for the drive model number or catalog number and this instruction manual number.
  • Page 11 VS1MD AC Drive User Manual...

  • Page 12: Chapter 2 General Information And Ratings

    HAPTER General Information and Ratings The VS1MD is a variable frequency PWM drive capable of operating in open-loop, volts-per-hertz mode and in a sensorless vector control (SVC) mode. This chapter contains information about the VS1MD drive, including how to identify the drive.

  • Page 13: Vs1Md Drive Ratings, Model Numbers And Frame Sizes

    2.2 VS1MD Drive Ratings, Model Numbers and Frame Sizes Similar VS1MD drive sizes are grouped into frame sizes to simplify re-ordering and dimensioning. Refer to figures 3.2 through 3.5 for the dimensions of each frame size. Table 2.1 provides VS1MD drive ratings, model numbers and frame sizes.

  • Page 14: Chapter 3 Installing The Drive

    General Requirements for the Installation Site It is important to properly plan before installing a VS1MD to ensure that the drive’s environment and operating conditions are satisfactory. The area behind the drive must be kept clear of all control and power wiring. Power connections may create electromagnetic fields that may interfere with control wiring or components when run in close proximity to the drive.
  • Page 15 Side-by-Side 5 cm (122 3.1.2 Minimum Mounting Clearances Refer to figure 3.1 for the minimum mounting clearances. Refer to section 3.1 for drive mounting dimensions. 5 cm (1.0 in) Figure 3.1 – Minimum Mounting Clearances VS1MD AC Drive User Manual...
  • Page 16 3.1.3 Mounting Dimensions for the VS1MD Drive Overall dimensions and weights are illustrated in figures 3.2, 3.3, 3.4 and 3.5 as an aid to calculating the total area required by the VS1-MD drive. Dimensions are in millimeters. Weights are in kilograms. See table 2.1 for drive ratings by frame.
  • Page 17 Frame Size B 230V/460V 95.5 1.12 Figure 3.3 – Drive Dimensions and Weights Frame B Frame Size C 230V/460V 120.5 1.84 230V/460V 120.5 1.89 Figure 3.4 – Drive Dimensions and Weights Frame C VS1MD AC Drive User Manual...

  • Page 18: Mounting The Drive

    Frame Size D 230V/460V 3.66 230V/460V 10.0 3.66 Figure 3.5 – Drive Dimensions and Weights Frame D 3.2 Mounting the Drive Mount the drive upright on a flat, vertical, and level surface. Table 3.1 – Mounting Specifications Frame Screw Size Screw Torque M3.5 (#6-32) 0.67 - 0.97 N-m (6 - 8 in-lb)

  • Page 19: Watts Loss Data

    3.3 Watts Loss Data Table 3.2 – Watts Loss Data Model # Frame Watts Loss 230 Volts VS1MD20P5 VS1MD21 VS1MD22 VS1MD23 VS1MD25 VS1MD27 VS1MD210 10.0 460 Volts VS1MD40P5 VS1MD41 VS1MD42 VS1MD43 VS1MD45 VS1MD47 VS1MD410 10.0 VS1MD AC Drive User Manual...

  • Page 20: Chapter 4 Power Wiring

    Grounding the Drive ATTENTION:The following information is merely a guide for proper installation. Baldor Electric Company cannot assume responsibility for the compliance or the noncompliance to any code, national, local or otherwise for the proper installation of this drive or associated equipment.
  • Page 21 0.5 HP 3.5 mm Type 3 2 mm Special Type 3 1.0 HP 3.5 mm 2 mm 2.0 HP 3.5 mm 2 mm 3.0 HP 3.5 mm 2 mm 7.5 HP 5.5 mm 3.5 mm VS1MD AC Drive User Manual...

  • Page 22: Connecting Peripheral Devices To The Vs1Md Drive

    Failure to observe this precaution could result in damage to, or destruction of, the equipment. The following devices are required to operate the VS1MD drive. Table 4.2 – Peripheral Devices for the VS1MD Drive...
  • Page 23 D W H G L Q S X W 9 R O W D J H reistor connect H V L V W R U terminal Motor connect 0 R W R U terminal Ground Figure 4.2 – Power Terminal Wiring VS1MD AC Drive User Manual...

  • Page 24: Specifications For Power Terminal Block Wiring

    4.4 Specifications for Power Terminal Block Wiring VS1MD20P5, VS1MD21, VS1MD40P5, VS1MD41, VS1MD22, VS1MD42 VS1MD23, VS1MD43, VS1MD25, VS1MD45 VS1MD27, VS1MD210, VS1MD47, VS1MD410 Model R,S,T U, V, W Ground Wire Screw Terminal wire size wire size size torque Number Terminal Screw Screw Torque Size (Kgf.cm/lb-in)

  • Page 25: Recommended Breakers

    480V drives Volts Maximum ATTENTION:Use Class H or K5 UL Listed Input Fuse and UL Listed Breaker Only. See the table above for the voltage and current rating of the fuse and the breaker. VS1MD AC Drive User Manual...
  • Page 26 In case of long wire length, lower carrier frequency or contact Baldor for recommendations. Table 4.4 – Wire Length Recommendations Length Between Inverter and Motor...
  • Page 27 VS1MD AC Drive User Manual...

  • Page 28: Chapter 5 Control Wiring

    In case of long wire length, lower carrier frequency or contact Baldor for recommendations. ATTENTION:Never short B1 and B2 terminals. Shorting terminals may cause internal inverter damage.

  • Page 29: Motor Start/Stop Precautions

    Important: I/O terminals labeled “Common” are not referenced to the safety ground terminal and are designed to greatly reduce common mode interference. ATTENTION:Driving the 4-20 mA analog input from a voltage source could cause component damage. Verify proper configuration prior to applying input signals. VS1MD AC Drive User Manual...

  • Page 30: Terminal Wiring (Control I/O)

    5.3 Terminal Wiring (Control I/O) Description Multi-function open collector output MO Common 24V output MF input terminal FX: Forward run (factory setting) RX: Reverse run Input signal common BX: Stop MF input terminal RST: Trip reset (factory setting) JOG: Jog operation Input signal common Preset Speed Input 1 MF input terminal...

  • Page 31: Control Terminal Specifications

    24V External Power M2.6 Max output current: Supply 100mA Multi-function relay M2.6 Below AC 250V, 1A output A contact N.O. Multi-function relay M2.6 Below DC 30V, 1A output B contact N.C. Common for M2.6 Multi-function relays VS1MD AC Drive User Manual...

  • Page 32: Source/Sync For Input Control Wiring

    5.5 Source/Sync for Input Control Wiring 1. When using DC 24V inside inverter [Source] SW S8 Source (NPN) SW S8 DC 24 V (inside inverter) 2. When using external DC 24V [Sink ] SW S8 Sink (PNP) DC 24 V DC24V ( ins ide inv ert er) Control Wiring...

  • Page 33: I/O Wiring Recommendations

    To improve noise immunity, the I/O terminal block Common must be connected to ground terminal/protective earth. 5.7 Technical Specifications Please see Appendix A - Technical Specifications for detailed electrical information. VS1MD AC Drive User Manual...

  • Page 34: Chapter 6 Using The Keypad

    No programming is required to start, stop, change direction, or control speed directly from the integral keypad. This chapter provides an overview of the integrated keypad and how to use it to program the VS1MD drive. 6.1 Keypad Components Refer to table 6.1 for the LED descriptions noted by through and table 6.2 for key definitions.

  • Page 35: Led Descriptions

    To enter programming mode, the Ent/Prog key must be held in for 2 seconds. • Holding the Ent/Prog key for 2 seconds or more will escape back to Control Reference Mode or back out of a parameter edit function. VS1MD AC Drive User Manual...

  • Page 36: About Parameters

    Table 6.2 – Key Descriptions (Continued) Name Description Speed Operation Mode: Reference • Changes the commanded speed reference. Keys • Only active when the input mode is programmed for keypad control. • The Up-Arrow increases the speed reference at a controlled rate.

  • Page 37: How Parameters Are Organized

    The drive will display the first parameter of the “Display” group. Step 3. Press the right arrow key to change to the “Parameters Group”. Step 4. Press the right arrow key to change to the “Terminal Group”. VS1MD AC Drive User Manual...
  • Page 38 Table 6.3 – Moving Between Parameter Groups Procedure Sample Display Step 5. Press the right arrow key to change to “Function Group 1”. Step 6. Press the right arrow key to change to “Function Group 2”. Step 7. Press the right arrow key to change to “Display” group.

  • Page 39: Changing Between Parameters Within A Group

    Step 2. Press the up arrow to display the next parameter. Step 3. Press the up arrow again to display the next parameter, continue until the desired parameter is displayed. Note that using the down arrow allows navigation through the parameters in reverse order. VS1MD AC Drive User Manual...
  • Page 40 The first parameter of each group, with the exception of the “Display Group”, is a special parameter called a “Jump Code”. The parameter can be used to jump to a specific parameter within a group without having to scroll through the parameters using the up and down arrows.

  • Page 41: Modifying The Value Of A Parameter

    - meaning that the drive must be stopped before the parameter can be modified, while others are tunable - meaning that the parameter can be modified while the drive is stopped or running. VS1MD AC Drive User Manual...
  • Page 42 The following example shows how to modify the acceleration time located in parameter P41. Table 6.8 – Modifying Parameter Values Program Group Step 1. From the operation mode, press and hold down the ENTER key for at least two seconds to change the drive to the programming mode.

  • Page 43: Monitoring Display Parameters

    Step 3. Momentarily press the ENTER key to display the motor current. The display will be updated in real time. Step 4. Press the ENTER key to return to the previous display so that you can select a new parameter to view. 6-10 VS1MD AC Drive User Manual...

  • Page 44: Reviewing The Fault Status In The Display Group

    6.10 Reviewing the Fault Status in the Display Group When a fault is active, this is annunciated on the drive by flashing the STOP/FAULT LED. This procedure is used to review the active fault as well as certain conditions at the time the fault occurred.

  • Page 45: Resetting The Parameters To Factory Default

    Step 5. Press the up arrow key to change the value to a 1. Step 6. Press the ENTER key to reset the drive parameters to factory default. The display will revert back to displaying the parameter number. 6-12 VS1MD AC Drive User Manual...

  • Page 46: Chapter 7 Parameter Descriptions

    HAPTER Parameter Descriptions 7.1 Overview The following information is provided for each parameter listed in table 7.1 along with its description: Parameter Number: Unique number assigned to each parameter. Parameter Name: Unique name assigned to each parameter. LED Display: Display shown on LED screen when parameter is accessed.

  • Page 47: Display Group Parameters

    Displays output voltage present at U, V, W. Output Power Range: 0.0 to (Drive Rated Power x 2) [kW] Default: Read Only Displays the value of the output power present at terminals U, V and W. VS1MD AC Drive User Manual...
  • Page 48 Output Torque Range: 0.0 to (Drive Rated Torque x 2) [kgf / M] Default: Read Only See Also: Displays the value of the output torque present at terminals U, V and W. Enter motor efficiency indicated on motor nameplate to H36 to display correct torque.
  • Page 49 Fault during constant run Fault code history can be viewed in parameters H1 - H5. H6 is used to clear the fault code history. For a complete description of fault codes, refer to Chapter 9 - Troubleshooting. VS1MD AC Drive User Manual...
  • Page 50 7.3 Basic Program Group Parameters The Basic Program Group (P) contains the parameters most commonly used in start-up. Jump Code Range: 30 -47 Default: Access Tunable Sets the code to jump directly to a specific parameter within the group. Motor HP Select Range: = 0.5 HP = 1 HP...
  • Page 51 If the drive is not running, entering a value in P37 will pre-set the speed to accelerate to after a valid run command. VS1MD AC Drive User Manual...
  • Page 52 Stop/Start Source Range: = Keypad = Terminal Mode 1 (2 or 3- wire control for forward/reverse) = Terminal Mode 2 (2 wire with direction switch) = RS485 Communication Default: 0 {Local OIM) Access Configurable See Also: P40; t1 - t8 Sets the control used to start the drive.
  • Page 53 To enable 3-Wire control select one digital input (t1~t8) = 17, 3-wire operation. • Drive stops when both inputs are off or when both inputs are on. Dive Output Run Digital In (FX) (RX) Direction Digital In (RX) VS1MD AC Drive User Manual...
  • Page 54 Stop Type Range: = Decelerate to Stop (Ramp) = DC Brake to Stop = Coast to Stop Default: Access Configurable See Also: P38, P42, F8-F11 Sets the active mode for all stop sources. 0 = Decelerate to Stop. Motor decelerates to 0 Hz and stops during the set time.
  • Page 55 H71 can be used to scale the accel/decel units and H70 determines if the time to accel/decel is relative to P35 (Frequency High Limit) or the delta change of running frequency to set frequency. 7-10 VS1MD AC Drive User Manual...
  • Page 56 Preset Speed 1 Preset Speed 2 Preset Speed 3 Range: 0 - 400 [Hz] Default: P43 = 10, P44 = 20, P45 = 30 Access Tunable See Also: t1-t8, t10-t13 Provides an internal fixed speed command selectable by digital inputs. Drive Start/Stop Source 2 Range: 0 - 3 (see table for P38)

  • Page 57: Terminal Paramters

    22 = Exchange between option (RS485) and Drive 23 = Analog Hold 24 = Accel/Decel Disable 25 = Up/Down Save Freq. Initialization Default: t1=0, t2=1, t3=2, t4=3, t5=4, t6=5, t7=6, t8=7 Access Tunable Selects the function for the digital inputs. 7-12 VS1MD AC Drive User Manual...
  • Page 58 0 = Forward Run (FX) Command: Select to define a digital input as a forward run command in 2-wire or 3-wire control. For both 2-wire and 3-wire control, P38 – Drive Mode should be set to a 1 for normal operation. For 3-wire control an additional terminal must be defined as 17 = 3-wire operation.
  • Page 59 2-wire and 3-wire control, P38 – Drive Mode should be set to a 1 for normal operation. FX : t1 = 0 RX : t2 = 1 3-Wire : t8 = 17 Frequency P8 (3-Wire) 7-14 VS1MD AC Drive User Manual...
  • Page 60 18 = External trip – A (N.O.): Normally open contact input. When a digital input is set to “Ext trip-A” is ON (Closed), the drive displays the fault and turns off its output power. 19 = External trip – B (N.C.): Normally closed contact input. When a digital input is set to “Ext trip-B”...
  • Page 61 Decrease (DOWN). Filtering Time Constant for Multi-function input terminal Range: 1 - 15 Default: Access Tunable See Also: t1-t8 The higher the value is set, the slower the responsiveness of the digital input becomes. 7-16 VS1MD AC Drive User Manual...
  • Page 62 Preset Speed 4 Preset Speed 5 Preset Speed 6 Preset Speed 7 Range: 0-400 [Hz] Default: t10 =30, t11=25, t12=20, t13=15 Access Tunable See Also: t1-t8, P43-P45 Provides a fixed frequency command value when Digital Input 1 ~ 8 is set for a Preset Speed (Option 5, 6 and 7).
  • Page 63 = 7.0, t24, t25 = 8.0, t26, t27 = 9.0 Access Tunable See Also: t1-t8, t10-t13, P43-P45 Sets multiple acceleration and deceleration ramps based on a digital input closure. Preset Speed Accel/ Ramp Decel Time Bit 3 Bit 2 Bit 1 7-18 VS1MD AC Drive User Manual...
  • Page 64 Accel Decel Decel Accel time 3 time 4 time 5 time 2 Decel Accel time 6 time 1 Accel Decel Time 0 time 7 Frequency Analog Output Select Range: 0 - 3 Default: Access Tunable See Also: Selects the value to send to the analog output terminals. Setting: 10V Output Proportional To: 0 = Output Frequency...
  • Page 65 Range: Default: Access Tunable See Also: Outputs a fault code when t33 – Relay Output is set to 17: Fault Output. See Chapter 8 – Customizing Your Application for more information on this parameter. 7-20 VS1MD AC Drive User Manual...
  • Page 66 Criteria for Analog Input Signal Loss Range: 0 = Disabled 1 = Activated below half of set value 2 = Activated below set value Default: Access Tunable See Also: t32-t33, t36, t41, t46, t62-t63 Selects the drive mode when frequency reference set by the Analog (V1, I) input terminal or communication option is lost.
  • Page 67 Adjusts the responsiveness of the Analog (V1) input (0~+10V) to filter noise. Analog Input 0 - 10V (V1) Min voltage Range: 0 - 10V Default: Access Tunable See Also: t40, t42 Sets the minimum voltage of the Analog Input (V1) input. 7-22 VS1MD AC Drive User Manual...
  • Page 68 Frequency corresponding to t41 Range: 0 - 400 [Hz] Default: Access Tunable See Also: Sets the inverter output minimum frequency at minimum voltage of the V1 input. Analog Input 0-10V (V1) Max voltage Range: 0 - 10V Default: Access Tunable See Also: Sets the maximum voltage of the V1 input.
  • Page 69 Digital (MO) or Relay output. 0: Not used 1: Signal output to MO 2: Signal output to 3A, 3B contacts 3: Signal output to MO, 3A, 3B 7-24 VS1MD AC Drive User Manual...
  • Page 70 Communication protocol select Range: 0=Modbus RTU 1=LS BUS Default: Access Configurable See Also: t60-t61, t64-t81 Sets the protocol for the serial communication network. Inverter Number Range: 1-250 Default: Access Tunable See Also: t59, t61, t64-t81 Sets the drive node address for the RS485 port multi-drop network. Baud Rate Range: 0=1200 [bps]...
  • Page 71 Read address register 8 Range: 0-42239 Default: t66=5, t67=6, t68=7, t69=8, t70=9, t71=10, t72=11, t73=12 Access Tunable The user can register up to 8 discontinuous addresses and read them all with one read command. 7-26 VS1MD AC Drive User Manual...
  • Page 72 Write address register 1 Write address register 2 Write address register 3 Write address register 4 Write address register 5 Write address register 6 Write address register 7 Write address register 8 Range: 0-42239 Default: t74=5, t75=6, t76=7, t77=8, t78=5, t79=6, t80=7, t81=8 Access Tunable The user can register up to 8 discontinuous addresses and read them all...

  • Page 73: Function Group 1 Parameters

    F R P P D Q G $ F F H O ' H F H O W L P H W L P H To adjust the slope of the S-Curve see parameters H17 and H18. 7-28 VS1MD AC Drive User Manual...
  • Page 74 DC Brake start frequency Range: 0.1-60 [Hz] 5.00 Default: Configurable Access See Also: P35,P39, F8-F11 Note: Only viewable when P39 – Stop mode select is set to DC Brake. Establishes the DC brake start frequency, it can not be set below P35 – Frequency low limit.
  • Page 75 Brake start time, the frequency is increased. If a digital input (t1~t8) is set for 11 – DC brake during start, the voltage is not released until the input is opened. The drive will accelerate with dc voltage applied until the input is open. 7-30 VS1MD AC Drive User Manual...
  • Page 76 Time for magnetizing a motor Range: 0-60 [sec] Default: Configurable Access See Also: P30, P32, H32, H34, H40, H42, H44 This parameter accelerates the motor after pre-exciting the motor for the set time. The amount of the pre-exciting current is set in H34 – Motor no load current.
  • Page 77 0 = Linear volts per hertz ratio from P35 – Frequency low limit to P34 – Base frequency. Base freq. Start freq. Freq. Inverter rated voltage Voltage command 1 = Squared volts per hertz ratio. Applications are fans, pumps or variable torque. Voltage 100% Freq. Base freq. 7-32 VS1MD AC Drive User Manual...
  • Page 78 2 = User V/F is a custom volts per hertz pattern established using parameters F31~F38. Voltage 100% Linear Freq. Start F37 Base freq. freq. User V/F frequency 1 User V/F frequency 2 User V/F frequency 3 User V/F frequency 4 Range: 0 - 400 [Hz] F31=15, F33=30, F35=45, F37=60...
  • Page 79 F51 (time-inverse), and the drive output is turned off for the preset time. Only viewable when F50 = 1 (Electronic Thermal Overload). 7-34 VS1MD AC Drive User Manual...
  • Page 80 Electronic thermal level for 1 minute Range: 50-200 [%] Default: Tunable Access See Also: F50, F52-F53 This parameter sets the maximum current capable of flowing to the motor continuously for 1 minute. The set value is a percentage of P32 – Motor Rated Current.
  • Page 81 Range: 30-200 [%] Default: Access Tunable See Also: P32, F56, F58 This parameter sets the amount of overload current before the drive trips. The value is a percentage of P32 – Motor rated current. 7-36 VS1MD AC Drive User Manual...
  • Page 82 Overload trip time Range: 0-60 [sec] Default: Access Tunable See Also: F56, F57 The inverter output is turned off if the current level set in F57 is exceeded for the time set in F58 – Overload trip time. Stall Prevention select 0 - 7 Range: Default:...
  • Page 83 Save Up/down frequency 0 -1 Range: Default: Access Configurable See Also: t1-t8,F64 This parameter decides whether to save the specified frequency during up/down operation. When 1 is selected, the up/down frequency is saved in F64. 7-38 VS1MD AC Drive User Manual...
  • Page 84 Saved up/down frequency Range: 0.00 Default: Read Only Access See also: t1-t8, F63 Notes: F64 viewable when F63 = 1 (Save up/down frequency) Stores the up/down frequency if F63 = 1 before the drive stops or decelerates. Start Frequency Range: 0.10 to 10.00 [Hz] Default: Access...
  • Page 85 See Chapter 9 – Troubleshooting for information on fault codes and actions. Reset Fault History Range: 0 - 1 Default: Tunable Access See also: H1-H5 Clears the fault history saved in H1 to H5. 7-40 VS1MD AC Drive User Manual...
  • Page 86 Dwell Frequency Range: 0.1-400 [Hz] 5.00 Default: Configurable Access See also: P35, P36, H8 When run frequency is issued, the motor will accelerate after the Dwell Frequency is applied for the Dwell Time – H8. Dwell frequency can be set within Frequency High and Low Limits (P35 and P36).
  • Page 87 Settable within the range of Frequency High and Low Limits (P35 and P36).Sets the lower limit of frequency range 1 to skip. Freq. V1(Voltage input) I (Current input) 20mA command Freq. Up setting Freq. Down setting 7-42 VS1MD AC Drive User Manual...
  • Page 88 Case 1:If frequency set value (Analog setting via voltage, current, RS485 or keypad) is within the range of skip frequency, it maintains the low limit value. If the set value is outside the range, it increases the frequency up to the set value.
  • Page 89 This parameter is inactive if P38 – Drive Mode is set to Keypad or RS485. ATTENTION: Particular attention must be directed to this function due to potential hazard as motor starts to run suddenly upon applying AC input power. 7-44 VS1MD AC Drive User Manual...
  • Page 90 Auto Restart Range: 0 - 1 Default: Tunable Access See also: P38, H26, H27 Setting H21 = 1 enables auto restart. This parameter is activated when P38 – Drive Mode is set to 1 or 2 (Run/Stop via Control Terminal). Motor will accelerate after a fault condition is reset.
  • Page 91 Auto Restart Time Range: 0-60 [sec] Default: Access Tunable See Also: H21, H27 This parameter sets the amount of time between auto restart attempts. After the Auto Restart Time, the motor starts acceleration automatically. 7-46 VS1MD AC Drive User Manual...
  • Page 92 Slip Frequency Range: 0-10 [Hz] 1.67 Default: Configurable Access See Also: P33, H40 Enter the slip frequency in accordance with the following formula and motor nameplate. r p m x P 1 2 0 Where: = Rated Slip Frequency = Rated Frequency = Motor Nameplate rpm = Number of Motor Poles Example: Rated Freq: 60 Hz;...
  • Page 93 2=PID Feedback Control 3=Sensorless Vector Control Default: Access Configurable This parameter selects the control mode for the operation of the drive. See the following description of control method and the corresponding parameters for adjustment to each. 7-48 VS1MD AC Drive User Manual...
  • Page 94 Volts per Hertz: Basic Operation of the Drive, set standard motor parameters: P30 – Motor Hp P32 – Motor Rated Current P33 – Motor PolesF30 – V/F Pattern Slip Compensation: This function enables the motor to run in constant speed by compensating inherent slip in an induction motor.
  • Page 95 H40, H50-H56 These parameter sets the Proportional gain for the PID Controller. I Gain for PID Range: 0.1-32.0[sec] Default: Access Tunable See Also: H40, H50-H56 These parameter sets the Integral gain for the PID Controller. 7-50 VS1MD AC Drive User Manual...
  • Page 96 D Gain for PID Range: 0-30.0[sec] Default: Access Tunable See Also: H40, H50-H56 These parameter sets the Differential gain for the PID Controller. F Gain for PID Range: 0-999.9[%] Default: Access Tunable See Also: H40, H50-H56 This is the Feed forward gain for the PID controller. PID output frequency high limit PID output frequency low limit Range:...
  • Page 97   + ] 7 L P H > 6 H F @ S H U D W L Q J F R P P D Q G  V H F  V H F 7-52 VS1MD AC Drive User Manual...
  • Page 98 This parameter is used to scale the time units for the accel/decel ramp. The display for the VS1MD is available up to 5-digits. Therefore, if time unit is set to 0.01 sec for example, maximum accel/decel time would be 600.00 seconds.
  • Page 99 T_stop: waiting time at a stop before operation is resumed. U H T  7 B D F F 7 B V W H D G \ 7 B G H F 7 B V W R S 7-54 VS1MD AC Drive User Manual...
  • Page 100 Example 2) × steady steady U H T  7 B G H F 7 B D F F 7 B V W H D G \  7 B V W H D G \  Cooling Fan Control 0 - 1 Range: Default:...
  • Page 101 When first selected motor operation is stopped, select a terminal for the second motor and define H81 thru H90 to run the second motor. VS1MD Sets the V/F pattern for the second motor. 7-56 VS1MD AC Drive User Manual...
  • Page 102 Parameter Read Parameter Write Range: Default: Access Configurable H91 Copies the parameters from the drive and saves them into a remote keypad. H92 Copies the saved file in a remote keypad and writes it to the drive. Parameter Initialize Range: 0 - 5 Default: Configurable...
  • Page 103 7-58 VS1MD AC Drive User Manual...

  • Page 104: Chapter 8 Customizing For Your Application

    HAPTER Customizing for Your Application 8.1 Frequency Mode 8.1.1 Keypad Frequency Setting 1 Group Code Parameter Name Setting Range Initial Unit Drive [Frequency Command] 0 to 0.00 group [Frequency Setting 1 to 7 Method] Step 1. Set P40 [Frequency mode] to “1”. Step 2.
  • Page 105 8.1.2 Frequency Setting via –10 to +10[V] Input Group Code Parameter Name Setting Range Initial Unit Drive [Frequency Command] 0 to400 0.00 group [Frequency Mode] 1 to 7 t40 TO [NV Input Minimum Voltage] 0 to -10 [Frequency Corresponding to 0 to 400 0.00 t36]...
  • Page 106 I 1 (Filter time constant for NV input): Effective for eliminating noise in the frequency setting circuit. Increase the filter time constant if steady operation cannot be performed due to noise. A higher setting results in slower response (t gets longer). V1 Input Set Freq.
  • Page 107 8.1.3 Frequency Setting via 0 to 10 [V] Input or Terminal Potentiometer Group Code Parameter Name Setting Range Initial Unit [Frequency Command] 0 to 400 0.00 Drive group [Frequency Setting Method] 1 to 7 [Filter Time Constant for V1 0 to 9999 Input] [V1 Input Min Voltage] 0 to 10...
  • Page 108 8.1.4 Frequency Setting via 0 to 20 [mA] Input Group Code Parameter Name Setting Range Initial Unit [Frequency Command] 0 to 400 0.00 Drive group [Frequency Setting Method] 1 to 7 [Filter Time Constant for I Input] 0 to 9999 [I Input Minimum Current] 0 to 20 [Frequency Corresponding to I12]...
  • Page 109 When override function is used, select the Main/Aux. speed according to loads used. Group Code Parameter Name Setting Unit [NV Input Min Voltage] [Frequency Corresponding to t36] 0.00 [NV Input Max Voltage] 10.00 [Frequency Corresponding to t38] 5.00 [V1 Input Min Voltage] [Frequency Corresponding to t41] 0.00 I/O group...
  • Page 110 8.1.7 Frequency Setting via RS 485 Communication Group Code Parameter Name Setting Range Initial Unit [Frequency Command] 0 to400 0.00 Drive group [Frequency Setting Method] 1 to Set P40 [Frequency Setting Method] to “7”. Related code: t59 - t61 Refer to Appendix D. RS485 communication. 8.1.8 Operating Command via RS485 Communication Group Code...
  • Page 111 Motor runs in Reverse direction when input voltage to V1-CM is between 0 and 10[V] and REV RUN command is active. When input voltage polarity is reversed to –10 to 0[V], motor decelerates to stop and runs in forward direction. 8.2 UP-Down Group Display...

  • Page 112: 3-Wire

    If ‘Up/Down Save Frequency Initialization’ signal is input while the multi-function input ‘Up’ or ‘Down’ function is applied, this signal is ignored. 6 D Y H G ) U H T X H Q F \ ) U H T X H Q F \  &...

  • Page 113: Pid Control

    8.4 PID Control Group Display Parameter Name Setting Range Default Unit [Control Mode Selection] 0 to 3 [PID Feedback Selection] 0 to 1 [P Gain for PID Controller] 0 to 999.9 300.0 [I Gain for PID Controller] 0.1 to 32.0 Function group 2 [D Gain for PID Controller]...
  • Page 114 PID Block Diagram 8-11 Customizing for Your Application...

  • Page 115: Auto-Tuning

    8.5 Auto-tuning Group Display Parameter Name Setting Range Default Unit [Auto Tuning] 0 to 1 [Stator Resistance (Rs)] 0 to 28 Function group 2 [Leakage Inductance (L σ )] 0 to 300.00 Motor parameters will be automatically measured. The measured motor parameters in H41 can be used in Auto Torque Boost and Sensorless Vector Control.

  • Page 116: Sensorless Vector Control

    8.6 Sensorless Vector Control Group Display Parameter Name Setting Range Default Unit [Control Mode Selection] 0 to 3 [Motor Type Selection] 0.2 to 7.5 [Rated Slip Frequency] 0 to 10 H - Function [Motor Rated Current] 0.5 to 50 group 2 [Motor No Load Current] 0.1 to 20 [Stator Resistance (Rs)]...
  • Page 117 Factory default by motor ratings Motor Current No-load Rated slip Stator Leakage Input resistance rating rating current freq inductance voltage [Ω] [kW] [Hz] [mH] 2.33 14.0 122.00 3.00 6.70 61.00 0.75 2.33 2.46 28.14 2.33 1.13 14.75 2.00 0.869 11.31 12.9 2.33 0.500...

  • Page 118: Speed Search

    Speed Search Group Display Parameter Name Setting Range Default Unit [Speed Search Selection] 0 to 15 [Current Level] 80 to 200 Function group 2 [Speed Search P Gain] 0 to 9999 [Speed Search I Gain] [Multi-function Output Terminal Selection] I/O group 0 to 18 [Multi-function Relay Selection] This is used to prevent possible faults from occurring if the inverter outputs the voltage during operation...
  • Page 119 Speed search operation is suitable for loads with high inertia. Stop the motor and restart when friction in load is high. VS1MD keeps normal operation when instant power failure occurs and power is restored in 15msec for the use of its inverter rating.

  • Page 120: Self-Diagnostic Function

    Self-Diagnostic Function 8.8.1 How to Use Self-Diagnostic Function Group Display Parameter Name Setting Range Default Unit Function Self-Diagnostic Selection 0 to 3 group 2 Multi-function Input Terminal P1 Selection I/O group 0 to 25 Multi-function Input Terminal P8 Selection Select Self-Diagnostic function in H60, Function group 2. Define one terminal among P1toP8 terminals for this function.

  • Page 121: Parameter Read/Write

    The following table shows the fault type while this function is active. Display Fault type Diagnosis UPHF Switch above IGBT’s U phase fault UPLF Switch below IGBT’s U phase fault vPHF Switch above IGBT’s V phase fault Contact sales representatives. vPLF Switch below IGBT’s V phase fault WPHF...

  • Page 122: Parameter Initialization / Lock

    8.9.2 Parameter Write Step 1. Move to H92 code. H92 will be displayed. Step 2. Press Enter ( ) key once. 0 will be displayed. Step 3. Press Up ( ) key once. Wr will be displayed. Step 4. Press Enter ( ) key twice. Wr will be displayed. Step 5.
  • Page 123 Step 4. 123 will blink when Enter ( ) key is pressed. 123 will be displayed. Step 5. Press Enter ( ) key. H94 will be displayed after the new password has been registered. 8.10.2.2 Changing password. (Current PW: 123 -> New PW: 456) Step 1.

  • Page 124: Multi-Function Output Terminal (Mo) And Relay (3Ac)

    Step 6. Press Enter ( ) key. UL will be displayed. Step 7. Parameter value can be changed in UL (Unlock) status. While UL is displayed, press Enter ( ) key. H95 will be displayed. 8.11 Multi-function Output Terminal (MO) and Relay (3AC) Group Code Parameter...
  • Page 125 8.11.1 FDT-1 Check whether the output frequency matches the user-setting frequency. Active condition: Absolute value (preset frequency - output frequency) <= Frequency Detection Bandwidth/2 Group Display Parameter Name Setting Range Default Unit I/O group [Detected Frequency Bandwidth] 0 to 400 10.00 Cannot be set above Max frequency (P36).
  • Page 126 When setting t30 and t31 to 30.0 Hz and 10.0 Hz, respectively   + ]   + ] ) U H T  V H W W L Q J  + ] ) U H T  5 X Q F R P P D Q G 8.11.3 FDT-3...
  • Page 127 Decel time: Run Frequency > (FDT Level – FDT Bandwidth/2) Group Display Parameter Name Setting Range Default Unit [Detected Frequency level] 0 to 400 30.00 group [Detected Frequency Bandwidth] 10.00 Cannot be set above Max frequency (P36). When setting t30 and t31 to 30.0Hz and 10.0 Hz, respectively   + ]   + ] U H T ...
  • Page 128 8.11.7 Low Voltage Trip (Lvt) Activated when low voltage trip occurs due to DC link voltage under 180Vdc for 200V class and 360Vdc for 400V class. 8.11.8 Inverter Heatsink Overheat (OHt) Activated when the heatsink is overheated. 8.11.9 Command Loss Activated when Analog (V1,I) and RS485 communication commands are lost.
  • Page 129 8.11.13 Wait Time for Run Signal Input This function becomes active during normal operation and that the inverter waits for active run command from external sequence. 8.11.14 Fault Output The parameter set in t34 is activated. For example, if setting t33, t34 to 17 and 2, respectively, Multi-function output relay will become active when trip other than “Low voltage trip”...

  • Page 130: Accel/Decel Setting And V/F Control

    8.12 Accel/Decel setting and V/F Control 8-27 Customizing for Your Application...

  • Page 131: Control Block Diagram

    8.13 Control Block Diagram 8-28 VS1-MD AC Drive User Manual...

  • Page 132: Frequency And Drive Mode Setting

    8.14 Frequency and Drive Mode Setting 8-29 Customizing for Your Application...
  • Page 133 8-30 VS1-MD AC Drive User Manual...

  • Page 134: Chapter 9 Troubleshooting

    Failure to observe this precaution could result in severe bodily injury or loss of life. The VS1MD constantly monitors its status and provides the following ways to determine the status of the drive and to troubleshoot problems that may occur: •...

  • Page 135: Determining Drive Status Using The Stp/Flt Led

    9.2 Determining Drive Status Using the STP/FLT LED The STP/FLT LED can be used to determine at a quick glance the status of the drive. If the drive is stopped, but not faulted, this LED will be illuminated solid. If the drive is running, this LED will be off.

  • Page 136: Reviewing Fault Status Of The Drive

    If the application is using digital outputs to reflect the internal status of the drive, these can be monitored using parameter d8. The below describes the details of understanding the status of each of the digital outputs (labeled MO for the open collector output and 3A/3B/3C for the relay output on the control board terminal strip).
  • Page 137 9.5.1 Manually Clearing Faults Step 1. Note the code of the fault condition on the display. Step 2. Address the condition that caused the fault. Refer to table 9.1 for a description of the fault and corrective actions. The cause must be corrected before the fault can be cleared.
  • Page 138 9.5.3 Fault Descriptions Table 9.1 – Fault Descriptions Fault Code/ Fault Descriptions Display Overcurrent The drive diables when the output current is detected at a level higher than the inverter rated current. Ground fault The drive disables when a ground fault occurs current and the ground fault current is greater than the internal setting value of the inverter.
  • Page 139 Table 9.1 – Fault Descriptions Parameter save Displayed when user-modified parameters fail to error be stored into memory. Inverter Displayed when an error occurs in the control hardware fault circuitry of the drive. Communication Displayed when the drive cannot communicate Error with the keypad.

  • Page 140: Fault Correction

    9.6 Fault Correction Use table 9.2 to troubleshoot the drive. If you cannot resolve the problem using this table, contact Baldor-Reliance. Table 9.2 – Corrective Actions Keypad Fault Cause Remedy Display • • Accel/Decel time is Increase the Overcurrent too short compared to Accel/Decel time.
  • Page 141 Table 9.2 – Corrective Actions Inverter • • Cooling system has Check for foreign overheat problems. substances clogged in the heat sink. • • Cooling fan has failed. Replace the old cooling fan with a new one. • • Ambient temperature Keep ambient is too high.

  • Page 142: Overload Protection

    • Call Baldor-Reliance for assistance. EEP: Parameter save error HWT: Hardware fault Err: Communication error COM: Keypad error NTC: NTC error 9.7 Overload Protection IOLT : IOLT(inverter Overload Trip) protection is activated at 150% of the inverter rated current for 1 minute and greater.
  • Page 143 9-10 VS1-MD AC Drive User Manual...

  • Page 144: Appendix A Technical Specifications

    PPENDIX Technical Specifications Appendix A provides technical specifications for the VS1MD drive.. Environment Altitude 1000 m, (3300 ft.), max without derating Vibration 5.9m/sec , (0.6G) Ambient Operating -10º to 50º C, (14 to 122º F) Temperature Storage Temperature -20º to 65º C, (-4 to 149º F)
  • Page 145 Signal MO, Multi-function <26 VDC, 100 mA Terminal, Open Collector MG, External Power Supply Ground Terminal 24, Power Supply 100 mA max output current Multi-function Relay Output Terminals: Max. 250 VAC, 1A 3C, common 30 VDC, 1A VS1MD User Manual...

  • Page 146: Appendix B Options & Kits

    PPENDIX Options & Kits Remote Option B.1.1 Remote Keypad (3.74) (3.27) (2.76) (0.177) (0.059) (0.083) (0.55) (0.059) (0.91) (0.083) Options & Kits...
  • Page 147 Only Baldor cables dhould be used to connect the keypad and control. These are special cables to protect the control and keypad. Damage associated with other cable types are not coverd by the Baldor warranty. B.1.3 Remote Keypad and Cable Model Numbers...
  • Page 148 WARNING: Do not touch any circuit board, power device or electrical connection before you first ensure that power has been disconnected and there is no high voltage present from this equipment or other equipment to which it is connected. Electrical shock can cause serious or fatal injury. Only qualified personnel should attempt the start-up procedure or troubleshoot this equipment.

  • Page 149: Conduit Kit

    Model VS1MD-NM1A 0.5 and 1.0 HP (0.4 and 0.75 kW) VS1MD-NM1B 2.0 HP (1.5 kW) VS1MD-NM1C 3.0 and 5.0 HP (2.2 and 4.0 kW) VS1MD-NM1D 7.5 and 10.0 HP (5.5 and 7.5 kW) B.2.2 VS1MD-NM1A B.2.3 VS2MD-NM1B VS1MD User Manual...
  • Page 150 B.2.4 VS1MD-NM1C B.2.5 VS1MD-NM1D Options & Kits...
  • Page 151 B.2.6 Installation B.2.6.1 VS1MD-NM1A, VS1MD-NM1B, VS1MD-NM1C Preparation: Step 1. Remove input power from drive and wait 10 minutes before proceeding. WARNING: Do not touch any circuit board, power device or electrical connection before you first ensure that power has been disconnected and there is no high voltage present from this equipment or other equipment to which it is connected.
  • Page 152 Step 5. Replace the conduit kit cover utilizing the two screws removed in preparation Step 4. B.2.6.2 VS1MD-NM1D Preparation: Step 1. Remove input power from drive and wait 10 minutes before proceeding. WARNING: Do not touch any circuit board, power device or electrical...
  • Page 153 0.87 (22.2) 1/2 (16) VS1MD-NM1C 0.87 (22.2) 1/2 (16) 0.87 (22.2) 1/2 (16) VS1MD-NM1D 1.38 (35.0) 1 (27) NOTE: Choose the proper size of the UL recognized Locknut and Bushing corresponding to size of the Conduit in use. VS1MD User Manual...

  • Page 154: Breaking Resistor

    Braking Resistor 100 % braking 150% braking Inverter Input capacity HP Voltage Ω Ω Ω Ω (kW) 0.5 (0.4) 1.0 (0.75) 2.0 (1.5) 3.0 (2.2) 5.0 (3.7) 7.5 (5.5) 10.0 (7.5) 1000 1200 0.5 (0.4) 1800 1200 1.0 (0.75) 2.0 (1.5) 3.0 (2.2) 5.0 (3.7) 7.5 (5.5)
  • Page 155 B-10 VS1MD User Manual...

  • Page 156: Appendix Crs485 Protocol

    PLC or PC. Parameters can be set and changed through the PLC or PC. C.1.1 Features The VS1MD can easily be utilized for factory automation applications because operation and monitoring are available by the user’s program. •...

  • Page 157: Specifications

    Communication speed 19,200/9,600/4,800/2,400/1,200 bps selectable Control procedure Asynchronous communication system Communication system Half duplex system Character system ASCII (8 bit) Stop bit length Modbus-RTU: 2 bit LS Bus: 1 bit Sum check 2 byte Parity check None VS1MD User Manual...

  • Page 158: Operation

    C.3 Installation C.3.1 Connecting the Communication Line Step 1. Connect the RS485 communication line to the inverter’s (S+), (S-) terminals of the control terminals. Step 2. Check the connection and turn ON the inverter. Step 3. If the communication line is connected correctly, set the communication-related parameters as follows: •...

  • Page 159: Communication Protocol (Modmus-Rtu

    Drive No. Data 1 byte 2 bytes 1 byte n * 4 bytes 2 bytes 1 byte Negative response (Negative Acknowledge Response): Drive No. Error code 1 byte 2 bytes 1 byte 2 bytes 2 bytes 1 byte VS1MD User Manual...
  • Page 160 Description: Request starts with “ENQ” and ends with “EOT”. Acknowledge Response starts with “ACK” and ends with “EOT”. Negative Acknowledge Response starts with ”NAK” and ends with “EOT”. “Drive Number” is the number of the drive and is indicated in 2 byte ASCII-HEX. (ASCII-HEX: Hexadecimal consists of ‘0’...
  • Page 161 Number of Data address to read “01” to “W” “XXXX” “1” to “8” = n “XXXX “XX” 1 byte 2 bytes 1 byte 4 bytes 1 byte Total bytes = 12 + n * 4 = Max 44 VS1MD User Manual...
  • Page 162 C.6.2.5 Acknowledge Response: Drive No Data “01” to “1F” “W” “XXXX…” “XX” 1:byte 2:bytes 1:byte n * 4 bytes 2 bytes Total bytes = 7 + n * 4 = Max 39 Note: When Request for Write and Acknowledge Response is exchanged between PC and Inverter for the first time, previous data is returned.
  • Page 163 When Data value exceeds its permissible range during ‘W’ (Write). “WM” When the specific parameters cannot be written during ‘ W’ (Write). (For example, in the case of Read Only, Write disabled during Run) “FE” When frame size of specific function is not correct and Checksum VS1MD User Manual...

  • Page 164: Troubleshooting

    C.7 Troubleshooting Refer to Troubleshooting when RS 485 communication error occurs. Check Points Corrective Measures Is power provided to the converter? Provide electric power to the converter. Are the connections between converter Refer to the converter manual. and computer correct? Is Master not polling? Verify the Master is polling the drive.
  • Page 165 C.8 Miscellaneous ASCII Code List Character Character Character Character Character < > space " & C-10 VS1MD User Manual...
  • Page 166 After you have completed this form, please return it to: Baldor V*S Drives Technical Documentation 6040 Ponders Court Greenville, SC 29615 Fax: 864-284-5483 Publication Name: VS1MD User Manual Publication Date: 2007 Comments: Your Name: Date: Company Name: Phone: ( Address: Thank you for your comments.
  • Page 167 VS1MD User Manual...
  • Page 169 Publication MN760-3 2007 Baldor Electric Company. All rights reserved.
  • Page 170 Artisan Technology Group is your source for quality new and certified-used/pre-owned equipment SERVICE CENTER REPAIRS WE BUY USED EQUIPMENT • FAST SHIPPING AND DELIVERY Experienced engineers and technicians on staff Sell your excess, underutilized, and idle used equipment at our full-service, in-house repair center We also offer credit for buy-backs and trade-ins •...

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