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KLD806 80G Radar Level Gauge solid strong dust application 76mm
lens antenna
Measuring principle
The running time of the LKD800 series radar level gauge can be
converted into a level signal by electronic components. A special
time extension method can ensure stable and accurate measurement in
a very short time. It is transmitted and received by an antenna
system by transmitting extremely short microwave pulses with very
low energy. LKD800 series radar level gauge can accurately analyze
the echo of the material level even if the working conditions are
complicated and there are false echoes.
Enter
The antenna receives the reflected microwave pulse and transmits it
to the electronic circuit, and the microprocessor processes the
signal to identify the echo generated by the micro pulse on the
surface of the material. The correct echo signal identification is
completed by intelligent software, and the accuracy can reach
millimeter level. The distance D from the material surface is
proportional to the time travel T of the pulse:
D=C×T/2
where C is the speed of light
Since the distance E of the empty tank is known, the level L is:
L=E-D
Output
It is set by inputting the empty tank height E (= zero point), the
full tank height F (= full scale) and some application parameters,
and the application parameters will automatically adapt the
instrument to the measurement environment. Corresponding to 4-20mA
output.
Application medium:
LKD800 series radar level gauge is suitable for non-contact
continuous measurement of the level of liquid, slurry and granular
material. It is suitable for occasions with large temperature and
pressure changes and the presence of inert gas and volatilization.
It adopts the measurement method of microwave pulse, and can work
normally in the industrial frequency band range. The beam energy is
low, and it can be installed in various metal and non-metal
containers or pipes, without harm to the human body and the
environment.
Feature
⚫ Millimeter wave radar, the measurement accuracy can reach up to
±2mm, and theminimum measurement blind zone is 0.05m.
⚫ The smaller antenna size satisfies the measurement of more
working conditions.
⚫ A variety of lens antennas, smaller launch angles, more
concentrated energy, stronger echo signals, and higher reliability
than other radar products under the same industrial and mining
conditions.
⚫ It has stronger penetration and can be used normally in the case
of adhesion and condensation.
⚫ The dynamic signal range is larger, and the measurement of low
dielectric constant media is more stable.
⚫ Multiple measurement modes, radar response in fast measurement
mode
Technical Specification and Model Selections
Model | KLD806 |
Medium | solid, storage container, process container,strong dust application |
Measuring range | 0.3m~10/20/30/60/100m |
Process connection | flange ≥ DN100 |
Process temperature | -40~110℃ |
Process pressure | -0.1~0.3MPa |
Antenna size | 76mm lens antenna |
Antenna material | PTFE |
Accuracy | ±5mm |
Protection class | IP67 |
Center frequency | 80GHz |
Launch angle | 3° |
Power supply | Two-wire /DC24V / four-wire /DC12~24V / four-wire /AC220V |
Casing | aluminum/plastic/stainless steel |
Signal output | two-wire /4...20mA/HART protocol four-wire / 4...20mA/ RS485 Modbus |
Connection