Mitsubishi servo drive system requirements

1. CPU function As a MELSEC IO-F series PLC actuator, it is equipped with executable structured programs and multiple program actuators, and can be written to ST language and FB. 2. Built-in analog input and output (alarm output by the way) Built-in 12-bit 2-channel analog input ...

The speed regulation of Mitsubishi inverter power regulator is adopted, one is to regulate the speed according to the requirements, and the other is to save energy. It is based on the following elements: 1) The frequency conversion speed regulation system has low loss and high operating power. 2) The motor is always kept running at a low slip rate, which reduces the rotor loss.

1. The workbench runs in the direction of the decrease of the value of the current value register (generally M8342=OFF in the opposite direction), and when it encounters the near-point signal, it becomes a creeping speed, and the zero-point signal after leaving the near-point signal arrives with a delay of 1ms, and the pulse output is immediately aborted. ...

1. Occasions to choose a servo motor with brakes: The servo motor is mainly loaded through the motor shaft, if the load driven by the motor shaft is in the straight direction, after the whole control system is powered off, the load on the servo motor shaft will be driven to run down under the effect of gravity, so that ...

FX1S Series: Mitsubishi PLC is an integrated small unit type PLC. And it has intact functions and communication functions and other scalability. If you consider the space and cost of the installation, it is an ideal choice. FX1N Series: It is a popular PL with strong functions launched by Mitsubishi Electric ...

The motor of the core and winding coil is what we commonly see in our daily life, and what is the heating principle of this Mitsubishi servo motor by comparing it with other motors? We know that the winding has resistance, and the loss will occur when energized, and the size of the loss is proportional to the square of the current of the resistance.

1. When the PLC and the host computer (or touch screen) form a monitoring system, there are many hours on the screen that require "manual", "active" and other control forms (generally more than one). In the program, you can use the "MOV" command. For example, when selecting "manual", the constant 1 MOV will be changed to a ...

01. Base system problem In Mitsubishi PLC, binary, octal, decimal 10, hexadecimal, 2-10 (BCD), etc., we need to master the conversion of 2-8 base. 2-8, the binary number is remembered from the back, every 3 dividends in a group, each group is separated into 8 bases, such as 1 ...

1. Step Instruction (STL/RET) Step instruction is an instruction that is specially planned for sequential control. In the field of industrial control, many control processes can be completed by sequential control, and the use of step instructions to complete sequential control is not only convenient to complete, but also easy to read and modify. There are two in the FX2N ...

PLC is based on electronic computers, but it is not the same as ordinary computers. Generally speaking, computers only consider the information itself when translating input and output information. As long as the human-machine interface is good, the input and output of information can be completed. And the PLC should also consider the information in and out ...

1. Check whether the three-phase electricity of the motor is balanced (1) If the three-phase voltage of the motor is unbalanced, then check whether the three-phase voltage at the output end of the Mitsubishi inverter is balanced. (2) If the three-phase voltage of the Mitsubishi inverter is also unbalanced, the problem is inside the Mitsubishi inverter, and it should be investigated.

Generally, asynchronous motors are planned according to constant frequency and constant voltage, and it is impossible to completely adapt to the requirements of frequency conversion speed regulation. The following is the influence of the inverter on the motor: Regardless of the form of the inverter, the building automation training device operates ...

The motion control command of the PLC realizes the perfect positioning function. Briefly describe the Mitsubishi PLC positioning instructions, which can be divided into origin regression instructions DSZR, ZRN, positioning instructions PLSY, PLSR, DRVI, DRVA, variable speed operation PLSV.3 In the meantime, PLSY and PLSR are pulse output instructions, and their positioning functions are relatively ...

Generally, there are three types of Mitsubishi PLC output circuit methods, namely: relay output type, transistor output type and thyristor output type. So what are the characteristics of each of them? First, the relay output circuit Use of relays ...

There is a very common kind of circuit in Mitsubishi PLC - the persistence circuit. The holding circuit means that when the external input switch is a button, it can press the button through the holding circuit to insist on the output, similar to the self-locking in the electrical diagram. We use Mitsubishi PLC as an example to write a sticking circuit. ...

The source type is the power supply of the device, which has an input drive source and an output point with a power supply; Drain type means that the device does not have its own power supply, and the drive of the input point requires an external power supply, and the output is only a passive contact signal. The general input points are ...

When evaluating which process is suitable for which process to use in the production environment, it is necessary to carefully consider the problem you want to solve and consider all the costs that the robot can save: reduce waste, improve power, improve yield, improve safety or reduce labor costs. These costs ...

1. Compare the instruction CMP 1）。 16-bit arithmetic (CMP, CMPP) compares the contents of the comparison value S1 with the comparison source S2, and according to the results (small, - zhi, large), D, D+1, D+2 - one is ON. ...

1. Press the mode button continuously until you enter the parameter writing state, and the LED display is: Pr.O 2. Press the upper button to adjust the parameter to the Pr.34O parameter. 3. Press SET, the LED displays the initial value of Pr.340, press ...

(1) Eliminate finger tremor: use the differential instruction DIFU (13) to retrieve the rising edge of the button to send the electrical signal, and the PLC only executes it once in an execution cycle, and then prevent such misoperation; (2) Unconscious operation: (1) Optimize the display function and use different fingers...