F09 second acceleration time 0.10 - 999.9sec; 5.0sec; △ The first acceleration and deceleration parameters and the second acceleration and deceleration parameters are switched by terminal X3 (see F55);
F10 second deceleration time 0.10 - 999.9sec; 5.0sec; △ The first acceleration and deceleration parameters and the second acceleration and deceleration parameters are switched by terminal X3 (see F55);
F11 standby 0.0-50.0sec; 0.0sec;
F12 standby 0.0-50.0sec; 0.0sec;
F13 Shutdown Mode 0 - Soft Stop; 1- Immediate stop;
F14 restart mode 0 - to prohibit restart, 1 - to remember the frequency and phase tracking and restart, 2 - to track and restart according to the speed measurement frequency, 3 - to restart according to the conventional power-on delay; The ex-factory value is 0; During the tracking process, the running signal is released and the tracking is stopped immediately, which has nothing to do with F13 at this time; When the tracking is active, it will be ignored to start DC automatic; The speed measurement mode must be equipped with an encoder;
F15 speed tracking adjustment time 100-9999ms, factory value of 1000ms;
F16 speed tracking current limit 30.0-300.0%; Factory value: 100.0%;
F17 automatic tracking adjustment time 5.0sec - 600.0sec, factory value 10.0sec, 600.0sec is equivalent to not untracking;
F18 starting frequency 0-30HZ; Factory value 0.00HZ, given frequency below this frequency, the system keeps the machine and does not remember the keyboard commands;
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Precautions for Wiring Reynolds Inverters
1. The inverter itself has a strong electromagnetic disturbance, which will disturb the work of some equipment, so we can add a cable sleeve to the output cable of the inverter.
2. The control line in the inverter or control cabinet is at least 100mm away from the power cable, etc.
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The main circuit of the inverter is composed of Reynolds
When it comes to inverter repair, it's not enough to understand the above fundamental circuits, but also to understand the following primary circuits. The main circuit is mainly composed of rectifier circuit, current limiting circuit, filter circuit, braking circuit, inverter circuit and detection and sampling circuit.
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Soft start uses common faults and solutions - Reynolds
In the process of daily use of soft starters, it is inevitable to encounter some improper use or failure of soft starters in the process of use
1. The user starts ...
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Reynolds-5G empowers the paper industry to improve quality and efficiency of the industrial IoT control system
From September 23rd to September 25th, 2020, the 2020 China International Paper Technology Exhibition was held in Hall D1 of Suzhou International Expo Center.
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Basic characteristics of inverter transmission - Reynolds
Compared with the motor driven by the inverter, the power factor and efficiency of the motor will deteriorate and the temperature rise will increase because the output waveform of the inverter contains the influence of higher harmonics. On the other hand, when the frequency conversion is driven, the same torque should be obtained as when the power frequency power supply is driven, ...
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Introduction to the key components of the inverter - Reynolds
There are many kinds of components of the inverter, different components have different functions, and different components have different specializations! In addition to the composition and application of Aideley inverter, there are also key components of inverter to provide for the operation of inverter.
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The frequency of the frequency converter is given in a given way
The first way to use the inverter is to change the output frequency to achieve the controllability of the motor speed, so do you know what steps to complete the output frequency controllability? One of the first and foremost key points is how to complete the change of the frequency signal supplied by the inverter equipment.
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Reynolds assisted Sinopec Weirong shale gas project
With the rapid development of China's national economy, the supply and demand situation of oil and gas resources is becoming increasingly severe, and the import of oil and gas is increasing year by year, so it is urgent to expand the field of domestic oil and gas exploration and development. Strengthening the exploration and development of shale gas resources can make up for the lack of conventional oil and gas resources and promote the sustainability of the oil and gas industry.
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The difference between inverter motor and ordinary motor – Reynolds
Inverter motor - used for special occasions with inverter, it is different from the general motor in that a strong cooling fan is added. And the power of the fan comes from the independent power supply, can not be from the main motor out of the line, the effect of the strong cooling fan is to ensure that the motor at low speed...
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The inverter cannot adjust the frequency solution - Reynolds
1. The acceleration moment is too short.
Theoretically, the longer the acceleration time, the stronger the load lifting capacity. If the acceleration time is set too short, some VFDs will show an overcurrent or overload, overtemperature alarm, while others will not, and will only be stuck in a certain frequency band.
2.The V/F ratio is too large
Some of this ...
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The difference between overload and overheating of the inverter – Reynolds
The inverter is an electric control equipment that uses frequency conversion technology and microelectronic technology to control and communicate the motor by changing the power supply frequency of the motor operation. The inverter is mainly composed of rectifier (AC to DC), filtering, inverter (DC to communication), braking unit, drive unit, detection unit ...
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Reynolds drive control panel description
1. FUN button; Press the FUN button to enter the settings menu F00;
2. Press and hold the up button or down button to scroll to the code that needs to be set;
3. Press the FUN button to confirm at this moment, and adjust the entry parameters to the required value;
4、 ...
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Reynolds inverter parameter settings
The use of Reynolds inverters in industrial production is very important, in addition to speed regulation, soft start effect, the important thing is to be able to save energy. There are many functional parameters of Reynolds inverter, and there are generally dozens or even hundreds of parameters for users to choose. In practice, it is not necessary to ...
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The inverter cannot adjust the frequency solution - Reynolds
In the course of inverter repairs, if there is no significant damage to the hardware and the maximum torque of the VFD is usually less than the torque of the load increase. It means that the load capacity of the frequency conversion speed control equipment has decreased significantly. So how do you deal with this?
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Structural characteristics of Reynolds RHY series inverter governor
1. Technology: (PC or PLC) is used to make the equipment complete the intelligent constant pressure variable supply water supply according to the requirements of water supply and fire protection;
2. High efficiency and energy saving: the system can set the pressure according to the demand, and the system actively adjusts the speed of the pump and the number of pumps according to the set pressure, so that the equipment can run in ...
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Applicable mode of inverter maintenance - Reynolds inverter
CNC cutting machine
1. Gradual reduction method
The so-called gradual reduction method is to narrow the scope of shortcomings step by step by elaborating the shortcomings and judging the measurement parameters.
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Inverter speed regulation method - Reynolds
1. Pole change logarithmic speed regulation method
This speed regulation method is to change the number of stator poles of the cage motor by changing the connection method of the stator winding, so as to reach the intention of speed regulation; The wiring is simple, the control is convenient, and the price is low; It can be used in conjunction with pressure and speed regulation, electromagnetic slip clutch to obtain high efficiency ...
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PLC and inverter communication mode
1. The switching signal of PLC controls the inverter
The PLC can control the start, stop and reset of the inverter through the program; It can also control different combinations of high-speed, medium-speed and low-speed terminals of the inverter to achieve multi-stage speed operation. However, because it is controlled by switching ...
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The cause of the heating of the inverter of the special machine
1. Problems of the inverter and the motor itself;
After the motor has been used for a long time, it cannot be ruled out that the insulation function is not good, or the bearing is stuck, and it may show a large current and heat. The coupling between the motor and the load may also be worn, or the motor is unbalanced in three phases, and the fixtures of the motor are loose.
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Reynolds soft starter troubleshooting methods
Common troubleshooting methods for Reynolds soft starters.
During the debugging process of the soft starter, the fault light is on, the motor is unresponsive, and the cause of the fault is analyzed:
When the starting mode adopts the live mode, the operation sequence is wrong (the correct operation sequence must first deliver the main power supply, and then the control ...
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