6/98
MN710
Series Inverter Control Installation and Operating Manual
AC INVERTER
Table of Contents
Section
Table of Contents
Section
Section
MOL Terminal Connections
16-Load Torque
Appendix A
iv Table of Contents
Section
Section
Limited Warranty
Section General Information
Safety Notice
WARNING Be sure the system is properly grounded before applying power. Do not apply AC power before you ensure that all grounding instructions have been followed. Electrical shock can cause serious or fatal injury
Specifications
Linear to Squared Reduced in 6 patterns
Keypad, 2 Wire, 3 Wire, Preset Speeds
0C to 40C Maximum without derating
Fault Conditions
Operator Keypad
Analog Outputs
Relay Outputs
Ratings
1-8 General Information
Section Installation
Location and Mounting
Terminal Access Cover Removal
2-2 Installation
Figure 2-2 Terminal and Jumper Locations
Wiring Considerations
Terminal and Jumper Locations
B. Minimize voltage harmonics from the inverter to the power line
Output
Wire Size and Protection Devices
Wire
Main Circuit Wiring
nameplate. Use of control with wrong power
Recommended Terminal Tightening Torques
Do not use this control with any input
AC Power Connections
Motor Connections
2-8 Installation
M-Contactor
Figure 2-3 Typical Connections for M-Contactor
Logic Wiring
Analog Command Inputs
External Trip Connection
Analog Output
Opto Isolated Inputs
Jumper J19 Input Selection
Jumper J19 Selections
Reference
Selection Of Operation Mode And Connection Diagrams
Relay Outputs
Function
2 Wire Run/Stop Connections
Speed Select
Ramp Select
Speed Select
Function
Function
Function
3 Wire Run/Stop Connections
Speed Select
2 Wire Run/Stop, Electronic Potentiometer Connections
3 Wire Run/Stop, Electronic Potentiometer Connections
See recommended tightening torques for terminal connectors
Parameter 21 - Operating Mode =
MOL Terminal Connections 77-External Trip Select
Analog Meter
Relay Output
Pull±Down Logic
Jumper J19 - Used to select the active state of the opto isolated inputs Pull-Up or Pull-down Logic and to select the type of analog speed command signal to be applied. The available analog speed command signals are 0-5 VDC, 0-10 VDC, 0-20 mA, and 4-20 mA. A 5kohm 1/2 Watt Potentiometer can be used by configuring for 0-5 VDC
Check of Motors/Couplings
Pre-Operation Checks
Check of Electrical Items
Temporary Application of Power
Pre-Operation Check List
2-22 Installation
Section Operation
Keypad Key Functions
FWD Used to initiate a forward direction run of the motor
OPERATING CONDITION
Keypad Status Indicator
STATUS INDICATION
Description of Keypad Displays
3-4 Operation
Symbol
Description
Stop Mode
Run Mode
Program Mode
Control Operation Adjustment
Security Access/Lockout
Level One Parameter Adjustments
Parameter 21-Operating Mode
Value
Start Control
Type of Control
Electronic Pot Control Terminal Logic
Parameter 21-Operating Mode = 6 or
3-10 Operation
Value of Parameter 67 + Motor FLA X 100 03±Rated Current
Parameter 71-ANALOG OUTPUT SELECT
Value Description 0 Output Off
2 Output Current, Full Scale = 200% of Rated Current
3 Drive Load, Full Scale = 200% of Rated Load
Level Two Parameter Adjustments
Parameter 75-RELAY OUTPUT SELECT Value Description
occurrence. The elapsed time is indicated in 0.1 hour increments with 0.9 hour maximum displayed. The two left most digits displayed is the fault code and the right most digits is the elapsed time
35-Preset Speed #3 - Sets the output frequency when Preset Speed #3 is commanded at the Control Terminal Strip. The adjustable range is 0.1-400 Hz. The factory setting is 40 Hz
Parameter 41-ACCEL/DECEL/COAST SELECT Value Description
Operation
Braking Action / Function
DC Braking Disabled
Parameter 41-Parameter 47-DC BRAKE TIME
Fixed Boost
Volts/Hertz Profiles
100% Square
3-20 Operation
62-Load Torque Limit REV - Sets the maximum amount of current that is supplied to the motor under a motoring reverse condition before Torque Limiting takes affect. The range of adjustment is 30- 150% of parameter 03-Rated Current. The factory setting is 150%
Pull-Down
Parameter 77-External Trip Select
Description / Function
Parameter 81-Factory Settings Value Description
Page
Auto Restart is active after application of line power and Run
Parameter 82-Start Options - Continued Value Description
Value Displayed
Section Troubleshooting
Diagnostic Displays
Fault Codes Fault Code Description
Maintenance
Troubleshooting
Indication
Possible Cause
adjusted
Indication
Possible Cause
Corrective Action
Ambient temperature too
Indication
Possible Cause
Corrective Action
4-6 Troubleshooting
Section 5 Illustrations
Illustrations
5-2 Illustrations
3 & 5 HP NEMA 230 & 460VAC
Illustrations
5-4 Illustrations
Appendix A Parameters
Parameter List
Factory Setting
User Setting
Parameter List ± Continued
Setting
Setting
Param
BALDOR ELECTRIC COMPANY P.O. Box Fort Smith, AR 72902±2400
501 646±4711 Fax 501 648±5792
Form 1099A
Baldor Electric Company