8.7Speed Search

Group

Display

Parameter Name

Setting

Range

Default

 

Unit

 

 

 

 

 

 

 

 

 

 

 

 

H22

[Speed Search Selection]

-

0 to 15

0

 

 

 

 

 

 

 

 

 

 

 

 

Function

H23

[Current Level]

-

80 to 200

100

%

 

 

 

 

 

 

 

 

group 2

 

H24

[Speed Search P Gain]

-

 

 

100

 

 

 

 

 

 

 

 

 

 

 

 

 

0 to 9999

 

 

 

 

 

 

H25

[Speed Search I Gain]

-

 

200

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

t32

[Multi-function Output

15

 

 

12

 

 

I/O group

 

Terminal Selection]

 

0 to 18

 

 

 

 

 

 

 

 

 

 

 

t33

[Multi-function Relay Selection]

15

 

 

17

 

 

 

 

 

 

 

 

 

 

 

 

This is used to prevent possible faults from occurring if the inverter outputs the voltage during operation after the load is removed.

The inverter estimates the motor rpm based on output current. Therefore, detecting exact speed is difficult.

The following table shows 4 types of Speed search selections.

 

 

Speed Search

Speed Search

Speed Search

 

Speed Search

 

 

During

During Instant

During

 

During

 

 

H20[Power ON

Power Failure

H21[Restart After

 

Acceleration

 

 

Start]

Restart

Fault Reset]

 

 

 

 

 

 

 

 

 

 

 

Bit 3

Bit 2

Bit 1

 

Bit 0

 

 

 

 

 

 

 

 

0

-

-

-

 

-

 

1

-

-

-

 

 

 

2

-

-

 

 

￿-

 

3

-

-

 

 

 

 

4

-

 

-

 

-

H22

5

-

 

-

 

 

6

-

 

 

 

-

 

 

 

 

 

7

-

 

 

 

 

 

8

 

-

-

 

-

 

9

 

-

-

 

 

 

10

 

-

 

 

-

 

11

 

-

 

 

 

 

12

 

 

-

 

-

 

13

 

 

-

 

 

 

14

 

 

 

 

-

 

15

 

 

 

 

 

H23: Limits current during Speed search. Set as a percentage of H33.

 

H24, H25: Speed search is activated via PI control. Adjust P gain and I gain

corresponding to the load characteristics.

￿

 

t32, t33: Signal of active Speed search is given to external sequence via Multi-function output terminal (MO) and Multi-function relay output (3ABC).

Customizing for Your Application

8-15

Page 116 Page 118
Page 117
Image 117
Baldor VS1MD instruction manual Speed Search, Following table shows 4 types of Speed search selections
Page 116 Page 118

VS1MD specifications

The Baldor VS1MD is a state-of-the-art variable speed drive designed for demanding applications requiring seamless control of induction motors. This drive exemplifies Baldor’s commitment to providing efficient and reliable solutions for industrial automation. Balancing user-friendliness with advanced engineering, the VS1MD addresses the needs of both new installations and retrofitting existing systems.

One of the most notable features of the VS1MD is its compact design. Engineered to save space without compromising performance, this drive can fit into tight installations, making it an ideal choice for crowded panels or machinery. The drive is available in a range of power ratings, accommodating various motor sizes and operational requirements.

The VS1MD incorporates advanced digital signal processing technology, ensuring precise control of motor speed and torque. The adaptive control algorithm optimizes performance across varying load conditions, resulting in smoother operation and improved energy efficiency. This technology not only enhances performance but also enhances the drive’s lifespan by minimizing stress on the motor and related components.

User interface is another strong point of the VS1MD. The drive features a clear display and intuitive controls, allowing for easy setup and troubleshooting. Operators can easily navigate through various parameters, ensuring quick adjustments and fine-tuning to meet specific performance needs.

For enhanced connectivity, the VS1MD includes multiple communication options such as Modbus RTU and CANopen protocols. This flexibility enables integration into existing networks and facilitates communication with other automation devices. The drive can also be seamlessly connected to centralized control systems, allowing for comprehensive monitoring and management.

Safety features are paramount in ensuring reliable operation in industrial environments. The Baldor VS1MD includes built-in protection mechanisms against common issues such as overvoltage, overcurrent, and overheating. These safety measures safeguard both the drive and the motor, reducing the likelihood of costly downtime and repair.

Furthermore, the VS1MD is designed with energy efficiency in mind. It can contribute to significant energy savings, reducing operational costs while promoting a greener approach to industrial processes. This drive effectively meets the requirements of industries that prioritize sustainability alongside performance.

In conclusion, the Baldor VS1MD is a versatile and powerful variable speed drive that stands out due to its compact design, advanced control technologies, user-friendly interface, robust safety features, and energy-saving capabilities. It is an exemplary choice for industries looking to enhance their automation processes with reliable and efficient motor control solutions. Whether applied in manufacturing, HVAC, or other sectors, the VS1MD proves to be a valuable asset for optimizing operational performance.
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