Input: all kinds of thermocouple (TC), RTD standard current and voltage signals (see input type table);
Basic error: 0.5% of the input full-scale ±±1 word;
Resolution: 1°C, 0.1°C;
Sampling period: 3 times/sec
Alarm function: upper limit, lower limit, upper deviation, lower deviation, in the interval, outside the interval;
Alarm output: relay contact AC250V 3A (resistive);
Control output: relay contact AC250V 3A (resistive), logic level DC 0/12V (with solid state relay SSR), zero-crossing trigger pulse: 1A600V 0-10mA current output (load resistance below 600Ω), 0-20mA current output (load resistance below 600Ω), 4-20mA current transmission (load resistance below 600Ω);
Control mode: fuzzy PID control, bit control;
Power supply voltage: AC85-264V (50/60Hz) (rated 100-240V AC) 21.6-26.4V AC (rated 24V AC) 21.6-26.4V DC (rated 24V DC);
Working environment: temperature 0-50°C, temperature < 85%RH non-corrosive occasions. Power consumption< 5VA;
Panel size: 80X160, 160X80, 96X96, 72X72, 96X48, 48X96, 48X48mm.
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RKC Level Gauge – Four mounting methods for buoy level gauges
1. The buoy level gauge is welded and installed under the guide wire
At the bottom of the container, determine the position according to the requirements of the movement direction of the level gauge buoy, and weld or rivet the support under the fixed guide wire.
2. Buoy level gauge ruler installation
1. The connecting part of the ruler should be flat.
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RKC Level Gauge – How to install a buoy level gauge
1. Welding and installation of the lower support of the guide wire: determine the position at the bottom of the container according to the requirements of the movement direction of the float of the level gauge, and weld or rivet the lower support of the fixed guide wire. If the equipment does not have welding conditions, the heavy anchor fixing method can be used to fix the guide wire under the support. For example, the liquid level wave in the container ...
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The main technical indicators of RKC thermostat
The main technical indicators of RKC thermostat
· Input: various thermocouple (TC), RTD standard current and voltage signals (see input type table);
· basic error: 0.5% of the input full-scale ±±1 word;
· Resolution: 1°C, 0.1°C;
...
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RKC Level Gauge – How the level gauge works
Measuring principle with hydrostatic pressure:
When the level transmitter is placed at a certain depth in the liquid to be measured, the pressure on the welcome surface of the sensor is formulated as: Ρ = ρ .g.H + Po
where:
P: The pressure on the fluid surface of the transmitter
ρ: the density of the liquid to be measured
g ...
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RHK thermostat – a rapid detection method for common air conditioner thermostats
1. Bellows or diaphragm air conditioner thermostat
Fault Symptom:
Poor contact or burning, resulting in the circuit cannot be connected; The frequent action of the contact arc and sticking causes the circuit to be unbreakable; The leakage of the thermostat in the temperature sensing chamber causes the contact to fail to operate and lose control ...
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RRKC thermostat - how to set the parameters of the temperature control meter
1. Sensor type (this is based on the actual sensor used)
2. Upper and lower limit range (usually marked on the sensor)
3. Output range setting (current or voltage signal output)
4. Alarm value setting
5. Communication parameter setting (if no point 3 is set, ...)
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RLC thermostats – a common failure of mechanical thermostats
1. The terminal post of the thermostat is stuck and falls off
Cause the compressor not to start, the thermostat dynamic and static contacts can not be disconnected, so that the compressor does not run, the thermostat contacts can not be disconnected, so that the motor of the refrigerator compressor does not stop, in addition to the balance elastic force is too weak, it can also be ...
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What should I pay attention to when setting up my RKC thermostat?
Wiring Warning:
If the instrument fails or an error occurs, which can cause a system failure, an external protection circuit is installed to prevent such accidents:
In order to prevent damage or failure of the instrument, choose an appropriate fuse to protect the power cord and input and output lines from strong power shocks.
Power supply ...
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Classification of thermostats and their brief introduction
Pop-up thermostat
Bimetal Disc Jump Thermostat is a kind of bimetal sheet after constant temperature as a heat-sensitive reaction component, when the temperature of the main part of the product rises, the heat generated is transferred to the bimetal disc, and when the operating temperature is set, it acts quickly, and acts through the mechanism to act as a contact ...
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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 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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What should I pay attention to when operating the RKC thermostat?
The instrument can be cleaned only after the power is off;
To remove stains from the monitor, use a soft cloth or cotton paper;
The display is easy to be scratched, and it is forbidden to use hard objects to operate the panel buttons, otherwise the keys will be damaged or scratched.
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RRC Thermostat – Instructions for use of smart thermostats
1. Turn on the power of the smart thermostat, and the current temperature is displayed on the display. Because the sensor is not in contact with other devices, but is exposed directly to the air, this is the current temperature: 31 degrees Celsius, which is not too hot.
2. At the bottom right of the display is the "Startup Temperature" setting.
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RHK thermostat – a rapid detection method for common air conditioner thermostats
1
Bellows or diaphragm air conditioner thermostat
Fault Symptom:
Poor contact or burning, resulting in the circuit cannot be connected; The frequent action of the contact arc and sticking causes the circuit to be unbreakable; Leakage of thermostat in the temperature sensing chamber, causing the contacts to fail to operate and lose control ...
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RKC Level Gauge – Precautions for the installation of float level gauges
1. The specific gravity of the liquid to be measured must be greater than the specific gravity of the float
2. The measured medium should not contain ferromagnetic impurities
3. The float level gauge should be installed in an unobstructed position when the float moves up and down
4. Magnets are not allowed to be close around the float level gauge, otherwise it will affect the float.
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RKC converter – the design essentials of the power converter
In the design of power converter, firstly, the circuit topology is determined according to the load requirements, and the composition and backup mode of the power converter are determined, and the main parameters of the power converter are input voltage range, output voltage accuracy, load stability, voltage stability, output ripple, efficiency and dynamic.
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How to set the parameters of the RKG thermostat - intelligent digital display controller?
1. First of all, the digital display should be installed on the cabinet, so the overall coordination should be considered, too large may not fit, too small to see the display numbers.
2. In addition, the large size of the instrument is generally more expandable, the same function price may be expensive, the small size of the instrument may be ...
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Initialization parameter setting of the rkc thermostat
1. Press the ISET) button for 2 seconds to enter the parameter setting mode, press ISET until "LCK" is displayed, press the [] key to move the cursor to the thousands, and press the [] button to change the number of thousands from "0" to "1" to display "1000" to unlock.
2. Press the ISET button for 3 seconds to return to SV/PV display mode
3. Press [SET]+ ...
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RKC Level Gauge – The correct maintenance method for float level gauges
(1) After 6 months to 1 year of operation, the sensor should be visually inspected and routinely calibrated.
(2) Regularly check whether the sensor is bent and deformed by external force to avoid ball jamming.
(3) Regularly check whether the magnetic induction switch element of the sensor is aging and failing, ...
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RRKC thermostat – the correct way to set up the thermostat
Press the SET button to set or view the temperature set point, press the SET key digital tube characters to start flashing, indicating that the instrument 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 instrument returns to normal working condition ...
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