Baldor MIN1853 manual Additional Information

Page 93

Additional Information Continued

Symptom

Possible Cause

Possible Remedies

No RS232 commu-

If the keypad works, the RS232 port

Refer to Section 5, “Configure Serial Communications”.

nication but keypad

is working. Something else is wrong

Verify PC COM port is set to 9600 baud, 8 data bits 1 stop bit,

works.

(wiring, configuration, address).

no parity.

RS232 communica-

The keypad is disabled.

Verify that you do not have an RS485 version.

tion and keypad do

 

Enable the keypad by the switch on back of keypad.

not work.

 

 

The serial port is not working.

Contact Baldor.

 

“Hit A Limit”

A limit switch has been activated.

Either the motion commanded was not correct, or the EOT

 

 

switch is incorrectly positioned on your system.

“Amplifier Fault”

Multiple drive faults have occurred.

The fault can be determined with the keypad or by using serial

 

 

status commands (SS, SA, SD).

 

 

 

“Over Temperature

Internal Fan is not operating or

Remove obstruction, or clean tunnel by removing unit, use

Fault”

Heatsink Tunnel is clogged or

screwdriver to prevent the fan from turning, and blow shop

 

restricted.

air through the tunnel. Return unit to installation.

 

Ambient air in cabinet is too hot.

If multiple units are installed within the enclosure, ventilation

 

 

must be adequately to remove heat.

 

The fan does not operate.

With power off, verify the internal fan connections. If properly

 

 

connected, the fan may have failed. Contact Baldor.

 

 

 

“Over Current Fault”

Motor is miswired or damaged. The

With power off verify all connections.

 

LinStep+ has short circuit protection,

Verify current setting is correct for the motor rating.

 

but you must correct the problem to

Verify the motor phases are not open or shorted (phase to

 

clear the fault.

phase and phase to ground). The resistance in each phase

 

 

should be about the same and only a few ohms. If the

 

 

phases are open or have a large resistance, the motor is

 

 

probably damaged and should be replaced.

“Over Voltage Fault”

Excessive bus voltage. Usually

Eliminate the regen event by reducing the load or make the

 

caused by a regen condition that

move less aggressively by reducing the commanded

 

overwhelms the internal power

acceleration or velocity.

 

dump circuit.

 

 

It can also be caused by high line

Verify AC line voltage is within the limits.

 

voltage, or voltage spikes.

 

“Interlock Fault”

Motor connector does not have an

Connect motor connector with Interlock.

 

interlock jumper, or motor has been

 

 

disconnected.

 

“Following Error”

Motor stalled.

Confirm proper motor configuration (current, AR, mH).

 

 

Make a less aggressive move.

 

Wrong encoder resolution set.

Verify the encoder settings are correct. Incorrect settings can

 

 

cause a following error.

“Encoder Wired

Encoder position is changing opposite

Verify motor and encoder wiring. Reverse phases of either

Backwards”

the commanded move.

motor or encoder. Contact Baldor for assistance.

“Encoder Fault”

Attempted closed loop motion and

Verify encoder wiring.

 

encoder position is unchanged.

 

“Error Finding Home”

Both EOT switches were activated

Verify home switch connections and configuration (NORM

 

without finding the home switch.

OPEN or NORM CLOSED).

“Invalid Program”

Attempted to “call” an empty program

Verify program number, or define program “called”.

 

(i.e. GT, GS).

 

“Program Too Large”

Program length exceeds 1024 bytes.

Divide program into smaller programs or reduce program size.

“Insufficient Memory”

All stored user programs exceed 60K.

Reduce program size, or delete programs.

“Invalid Program #”

Program number exceeds 400 or

Verify program name and number.

 

program name does not exist.

 

7-2 Troubleshooting

MN1853

Image 93
Contents LinStep+ Single-Axis Microstepping Indexer/Driver Table of Contents Prog POSProg To PAD From Troubleshooting Iv Table of Contents MN1853 Limited Warranty Section General InformationCE Compliance Product Notice Intended use Could result in injury or deathCould result in damage to property Connection before you first ensure that power has been Do not touch any circuit board, power device or electricalDo not apply AC power before you ensure that grounds are Voltages that are conducted to its power input terminals.Instead, we recommend using a four wire Wye Extend more than 0.2 5 into keypad assemblyPower is removed from the drive Driver should have specifications compatible to the driveSection Product Overview OverviewMotors Product Overview MN1853 Power Dissipation Section Receiving and InstallationMechanical Installation Receiving & InspectionRecommended System Grounding for UL Recommended System Grounding 1 phase for CESystem Grounding Ungrounded Distribution System Input Power ConditioningDelay a Wire Size and Protection DevicesEurope BaldorConnection Locations 115VAC, 1 Axis Tools Required Keypad Nullmodem ConnectionsRS-232 PC Connections 9 & 25 Pin RS-232 Cable Connections for UL InstallationsRules for Daisy Chain Operation Daisy Chain ConnectionsWhere are these resistors placed? What is a termination resistor?RS485 PC Connections How many resistors should my system have?13 RS485 4 Wire Multi-Drop for UL Installations Discrete I/O Connections Limits ConnectionsET± Encoder Signal PVS100 Danaher 9-Pin D Encoder Color Code+5VDC AY0165A00 Leadwire Connection 9 pin to flying leads Motor ConnectorInterlock Intlk Ground GND21 Opto Racks DB25 Pin to Screw Terminal Converter PNP ConverterPNP Power Off Checks Start-Up ProcedurePower On Checks Action Display CommentsSection Keypad Operation OverviewF1, F2, F3 Main Menu Menu KeyJOG F2 MenusDecimal Point CommaAlpha New Program Edit MenuEdit an existing program Save the programExample of Naming a Program Naming a programUse the =O keys for additional alpha characters Entering Characters with the Alpha Key In edit modeSubmenu Setup Parameter Description of Setup Parameter Edit, Setup SubmenuPress EDIT, POS F3 Press YES F1 or no F3 Pressing Help in Menus and Sub-Menus Pressing Help in the Main MenuPressing Help In the Program Edit function Sequentially Eeprom message disappearsCOPY, to PAD Submenu Keypad Operation MN1853 Procedure Format Definition Section SetupValue Range AR unloaded + 12.987 x log + log 155 Tm * JrFine-Tuning Offsets Value HighValue OFF Range N/A ValueApplication Notes Configuring Encoder Resolution ERi Configure Your Application Mechanics Value inch Char Keypad Display Input Character Description Configure the I/ONo additional interrupts will be seen By one-half Fault AMP FaultBrake Over CurrentConfigure the Output States Configure the Optional Lxopto 44/88Configure JOG Parameters Configure End of Travel Switch PolarityConfigure Home Parameters Configuring Home Edge HEi Configure Power-up Program Value Enabled Range Enabled, Disabled Configure Serial CommunicationsData Type Description of Display Data Type Configure Miscellaneous Setup ParametersPOS1 VEL1Password Type Description Gives access to these menus General Password RulesSetup MN1853 Section Keypad Programming Keypad Program Command ListValue Units ExamplesValue Units Range ExampleAC2 DE.5 VE12 DA3 GO DA3 GO DA3 GO DC Distance to Change Examples of DC move profiles, AC = seconds, VE=ips Example Distance to ChangeAC.1 VE60 DI2 GO DI1 GO DI-4 GO Value Units Range N/A LP2 DI3 GO EBIF2,1 EN EB DI2 GO =26 =27 =28 =12 =13 =17 =18 =22 =23RUN Edit Copy DELExample 3-Screen Menu Program GH Start Home Value N/A Units N/A Range N/A Units Range N/A Value N/A Units N/A Range i=1-16IF10 Gtpart a EB =1-400, name = any legal program nameIFPARTS=25 GS20 EB Units RangeIV12,LENGTH LppiecesDilength Value Units N/A Range N/A Syntax MC+ MC Move Continuous Move Continuous MS27,COUNT Gthome Powerup ONL,GTON EOTMain VE5 DA20 GO= starting output number Syntax RGr RG Registration Value N/A Units N/A SQRESULT=0 SQ27.96,SQRESULTST1 AC1 DE1 VE25 DA6 GO VE50 DA0 GO EN Value N/A Units secondsSyntax VEr VE Velocity Summary of Expressions, Operators and Functions Helpful Hints Programming your applicationProgramming Overview Variables Example of Hosted ModeProgram Variable NamesVariable Name Description of Built-in Variable Type Built-in VariablesUsing Built-in Variable Arowrel Non-Volatile Variables PartsLpnumber AO15=VOLTAGE + Error Arithmetic Operands and EquationsBoolean Operators Increment/Decrement Variables Logical OperatorsExpressions Other Programming Samples WTAI12MAX TempCreate a Message and Read an Input Variable Setting an Output=On on-the-flyReading an Analog Input Value Read a 4 Digit BCD number, 2 Digits at a timeGET 4 Bcds Digit BCD=4 Digit BCD+2TWSection Troubleshooting 1Operating Mode Indications, 1 AxisAdditional Information General Additional Information Serial Communications Problems Troubleshooting MN1853 Section Specifications & Product Data IdentificationLinStep+ LX 1 P 1 A- 0xF9 Protection & Indicators Description General SpecificationsVAC VDCDimensions Specifications & Product Data MN1853 Section CE Guidelines Wiring of Shielded Screened CablesCE Declaration of Conformity EMC Conformity and CE MarkingGrounding Earth EMC Wiring TechniqueCable Screens Grounding EMC Installation InstructionsInput Signal Cable Grounding Simulated Encoder Output Cable GroundingEncoder Cable Grounding Programming Template Appendix aAppendix MN1853 MN1853 Appendix A-3 Remote Keypad Mounting Template Baldor Electric Company MN1853 01 C&J Baldor Electric CompanyLinStep+ Single-Axis Microstepping Indexer/Driver