1. To avoid damage to the instrument, pay attention to the correct protection method: in order to ensure the accuracy of the instrument and avoid damage to the instrument, try not to use the protection instrument of isolator or other isolation devices. If you have to do it, you should also pay attention to the careful selection, determine the isolation liquid, and wash the diaphragm correctly, if the instrument is susceptible to personal impact damage, you can take the installation of protective baffle or wall installation method for protection.
2. Do a good job in the maintenance and maintenance of instrument signs and other parts: the specifications and models of the instrument are generally recorded on the instrument sign, and the scope of use is indispensable for the installation, use and maintenance personnel of the instrument. Therefore, in the process of daily maintenance, we must pay attention to the maintenance and maintenance of spare parts such as instrument signs.
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RRKC thermostat wiring installation and some precautions
The rkc controller was developed by Japan and is mainly used in plastics and stoves. Of course, it is also widely used in China's industry, there are many people who do not know much about the rkc controller, and some even feel unfamiliar.
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RLC Thermostat – Precautions for Thermostat Operation
1) Measure the function
Its temperature measurement scale is mainly between -20 °C and 80 °C, and the humidity measurement scale is mainly between 20% RH and 99% RH. In addition, it has a temperature resolution of 1°C and a humidity of 1%RH.
2) Parameters and data display functions
Temperature and humidity control ...
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RK thermostat - the performance characteristics of digital display thermostat are introduced
1. The special integrated instrument chip has more reliable anti-interference and stability.
2. Signal input, ordinary heat signal can be connected through menu settings.
3. You can modify the display range, transmission output range, alarm value and online report J mode.
4. Soft ...
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RKC thermostat How to quickly understand the wiring diagram of the thermostat
There are many models of temperature controllers, and the output methods are slightly different, but the wiring principle is the same.
The working principle of the thermostat: the main circuit of the power supply is directly connected to the heating device through the main contact of the AC contactor.
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RLC Thermostat – Instructions for installation and use of pop-up thermostats
1. Grounding method: It is connected to the grounding metal parts of the equipment through the metal cover of the thermostat.
2. The thermostat should work in the general indoor environment where the relative humidity of the air is not more than 90%, and there are no corrosive gases, flammable gases and conductive dust.
3. The thermostat adopts contact ...
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How to set the parameters of the RKC rs400 thermostat?
1. Set temperature: Press the SET button to set or check the temperature set point. Press the SET key digital tube character start flashing, indicating that the appearance has entered the setting state, press the △ key to increase the set value, press the ▽ key to decrease the set value, press and hold the △ key or ▽ key data will change rapidly, press the SET key again ...
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RKC Level Gauge – How to properly use a plug-in float level gauge for level measurement
1. Select the appropriate level gauge
First of all, it is necessary to choose the appropriate level gauge. The following factors should be taken into account in the selection of a level gauge:
Measure the properties of the medium: e.g., temperature, pressure, viscosity, corrosiveness, etc.
Measuring range: i.e. the height range of the liquid ...
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Overview of the RLC thermostat
CH and CD series intelligent temperature controller is a multi-functional adjustment instrument with special microprocessing, which adopts switching power supply and surface mount technology (SMT), so the instrument is delicate and compact, and the performance is reliable. The unique self-diagnosis function, self-tuning function and intelligent control function make it possible for the operator to pass the ...
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The main role and service life of the thermostat - RLC
In most cases, in Europe, the thermostat is a necessary accessory for the wall-hung boiler, and the two are delivered to the user at the same time, and most of the thermostats equipped are intelligent thermostats. In China, nearly 95% of the wall-hung boilers that have been installed in operation and are being installed and debugged and ready to be put into use are not equipped in advance.
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RK Thermostat - 5 Common Faults of Thermostat and Solutions
1. After heating for a period of time, it is found that the temperature has not changed, and the temperature has been displayed at the time of the ambient temperature.
In this case, you need to check that the SV value setting value is set, whether the OUT value indicator of the meter is not lit, and whether the No. 3 and 4 segments of the universal meter are 12VD ...
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RKC Thermostats – How to Choose a Thermocouple?
The selection of thermocouples should be based on comprehensive considerations such as the operating temperature range, the required accuracy, the operating atmosphere, the performance of the measured object, the response time and the economic benefits.
1. Selection of measurement accuracy and temperature measurement range
1) The operating temperature is 1300-1800°C, and the accuracy is required to be more accurate than ...
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RLC thermostat - common faults and treatment methods of dry-type transformer thermostats
1. There is no display of dry-type transformer thermostat
Cause of failure: (1) The power supply of the thermostat is not connected; (2) The fuse is blown out.
Solution: (1) Turn on the power supply; (2) Replace the fuse.
2. The dry-type transformer thermostat shows that one or three phases are flashing and displays "-OP-"
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RHK thermostat - the thermostat shows the reasons for the deviation between the temperature and the actual temperature and the solution
The thermostat shows a nonlinear relationship between the temperature and the actual temperature deviation:
(1) The input type of the thermostat is selected incorrectly;
(2) There is no calibration or calibration error in the analog input;
(3) There is interference in the thermostat;
(4) There is interference with thermocouples;
(5) The use of quality is not ...
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RRKC thermostat - common faults and solutions of stand-alone thermostats
Fault 1: The thermostat does not turn on (does not light up)
Analyze the causes
1. Wrong wiring
2. The voltage of the input terminal is not enough or the input terminal is damaged by empty opening and leakage
3. Whether the cable between the panel and the power board is broken or plugged incorrectly
4. Load short circuit or open circuit, probe ...
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Difference Between Thermocouple and RTD
In temperature measurement, thermocouples and RTDs are both contact temperature measurements, and although they both measure the temperature of an object, their principles and characteristics are different.
This article first introduces thermocouples, which are widely used in temperature measurement temperature control devices.
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RLC thermostat – what you should pay attention to when maintaining your temperature controller
1. Do not wipe with acidic, alkaline and other corrosive liquids and water-containing rags when cleaning, so as not to damage the temperature controller and affect its normal use.
2. Do not decorate and cover the temperature controller. The thermostat has a built-in temperature sensor to sense the outside temperature. Therefore, Wen ...
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Introduction and wiring method of Japan physical and chemical RKC thermostat
The core control algorithm of the temperature regulator is PID control, P (Proportional) ratio + I (Integral) point + D (Differential) differential control. In addition to the traditional PID control algorithm, RKC also has ON-OFF control, custom parameter control, adaptive parameter control and other algorithms, ...
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RKC thermostat – the correct way to adjust the thermostat
1. Set temperature: Press the SET button to set or view the temperature set point. Press the SET key digital tube character start flashing, indicating that the appearance has entered the setting state, press the △ key to increase the set value, press the ▽ key to decrease the set value, press and hold the △ key or ▽ key The data will change rapidly, press the SET key again The appearance will return ...
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RHK thermostats – an introduction to the classification of displays
(1) Categorize by display color
1. Monochrome display
There are two types of displays: multi-grayscale monochrome display and VGA multi-frequency monochrome display. These displays are small, lightweight, clear and inexpensive, making them suitable for highly mobile workplaces.
2. Color ...
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Precautions for the selection of RRKC thermostats
The following points should be paid attention to in the selection of intelligent thermostats:
(1) Dimensions (panel size, length)
(2) Enter the sensor graduation number (according to the matching sensor), display accuracy, and display resolution
(3) What is the main output (selected according to the controller)
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