Q&T Instrument offer 590pcs ultrasonic level meters for 5 meter water level measurement. These Ultrasonic level meters are with 4-20mA and HART, easily to connect into user’s systems.
Q&T Instrument as a professional factory,with various ranges level meters in stock which could ensure fast delivery.

QTLM series Ultrasonic level meter is a non-contact, low-cost and easy-to-install level gauge. It applies advanced aerospace technology to the general livelihood industry. Unlike ordinary level gauges, ultrasonic level gauges have more restrictions. The products are durable and durable, simple in appearance, single and reliable in function.It has large measuring range, high precision and low energy consumption.It widely used in liquid or solid application.
Level Range:4-30m
Sensor:ABS/PVC/PTFE
Output: 4-20mA/HART
Power:DC24V
Accuracy:0.5%

Q&T Magnetic Level Gauge can be used to measure the liquid level of kinds of vessels in the shapes of water tower, kettle, groove and ball as well as boiler furnace. It can be used under highsealing, leak prevention, high pressure, high temperature and corrosion condition, which is safe and reliable. It makes up for the deficiency of fuzzy instruction and fragility of the glass plate level gauge.
Measuring range: 300¡«15000mm
Measurement accuracy: ¡À5mm or ¡À10mm
Working pressure: 1.0, 1.6, 2.5, 4.0, 6.4 ,10,16.0MPa
Working temperature: ¡Ü550¡æ
Medium viscosity: ¡Ü0.02Pa.S
Output signal: two-wire system 4¡«20mADC or HART protocol or four-wire system 485 digital output
Explosion-proof grade: Exdll CT6
Protection level: IP66

Frequency: 76GHz ~ 81GHz, 5GHz FMCW bandwidth
Measuring range: 0.3 m ~ 60m
0.08m~30m
0.6m ~ 120m
Measurement accuracy: ¡À1mm
Beam angle: 3¡ã/8¡ã
Power: 15~28VDC
Communication: MODBUS
HART/Series
Signal output: 4 ~ 20mA or RS-485

Ultrasonic level tank meter is made up of ABS or PTFE probe which is with acid and alkali resistance. QTLM ultrasonic level meter could be safety installed in complex environments. Support various different connection ways like thread or flange connection.
Range:4-30m
Application:Liquid / Solid
Sensor: ABS/PVC/PTFE
Output:4-20mA/HART
Power:DC24V
Accuracy:0.5%

QTLM Ultrasonic level gauges/Ultrasonic level transmitter includes several proprietary technologies, is safe and clean, with high precision and long service life, stable and reliable, and convenient to install and maintain, and is applicable to various fields of acid, alkali, salt, anticorrosion, and high temperature.Ultrasonic wave spread speed among gas is influenced by gas temperature, When level meter works, it measures gas temperature needing, compensates for the velocity of sound, so as to ensure the precision of measuring.Ultrasonic pulses generated by the sensor (transducer) emitted in the measurement, the surface acoustic wave after reflection by the liquid receiving same sensor or an ultrasonic receiver.
Level Range:4-30m
Sensor:ABS/PVC/PTFE
Output: 4-20mA/HART
Power:DC24V
Accuracy:0.5%

Frequency: 76GHz ~ 81GHz, 5GHz FMCW bandwidth
Measuring range: 0.3 m ~ 60m
0.08m~30m
0.6m ~ 120m
Measurement accuracy: ¡À1mm
Beam angle: 3¡ã/8¡ã
Power: 15~28VDC
Communication: MODBUS
HART/Series
Signal output: 4 ~ 20mA or RS-485

QTLM Series Ultrasonic level transmitter time of flight measuring principle, the sensor emits the ultrasonic wave to measure the distance by measuring the time between the wave emission and reception. Water tank fuel oil level sensor is compact version, loop-powered 4-20mA for continuous measurement of liquid and solid tanks. it is safe and clean, with high precision and long service life, stable and reliable.

Level Range:4-30m
Sensor:ABS/PVC/PTFE
Output: 4-20mA/HART
Power:DC24V
Accuracy:0.5%

QTLM series Non contact ultrasonic level meters are field-proven for more than thousands of applications in water and waste water field. QTLM Non contact ultrasonic level meters provide continuous level measurement up to 30meter. Q&T support OEM service in colour design, packing etc.

Q&T non-contact oil level Ultrasonic Level Gauge is microprocessor controlled digital level instrument, a good choice of Oil Diesel Fuel Liquid Level Meter. Ultrasonic pulses generated by the sensor (transducer) sent in the measurement, the surface acoustic wave after reflection by the liquid or receiving the same ultrasonic receiver transducer.

Specifications:
Measuring Range: liquid: 0.2-30 m
Process Connection: G2 Thread/ M95*2.0
Energy Transducer Material: ABS, PVC, PTFE
Temperature: -40~ 75 Deg C
With automatic Temperature compensation.
Process Pressure: ¡À 0.1MPa
Precision: 0.2% of actual range
Signal output: 4-20mA (Option:HART)
Power Supply: DC20V~32V ¡Ý30mA
Mode of Indication: 4 Digit LCD

Q&T offers Magnetic Level Gauges in top-bottom, top and side mounted construction with two types of indicator systems. Magnetic Level Gauge is consists of three major components: Float Chamber, Float and Indicator System; It also can add the reedchain for an analog output signal, that’s 4-20mA Magnetic Level Indicator.
Measuring range: 300¡«15000mm
Measurement accuracy: ¡À5mm or ¡À10mm
Working pressure: 1.0, 1.6, 2.5, 4.0, 6.4 ,10,16.0MPa
Working temperature: ¡Ü550¡æ
Medium viscosity: ¡Ü0.02Pa.S
Output signal: two-wire system 4¡«20mADC or HART protocol or four-wire system 485 digital output
Explosion-proof grade: Exdll CT6
Protection level: IP66

QTLM non contact ultrasonic level meters are all well tested in Q&T factory. Q&T professional engineers will test every piece of level meters and provide calibration reports in shipping box. To save freight cost, Q&T team design small size and safety export standard carton boxes for users.

QTLM series Ultrasonic level transmitter adopt the time of flight measuring principle, widely used for liquid, slurry and solid level tank. 4-20mA ultrasonic level sensor adopt advanced clamp type terminal, to ensure that wiring never loose.
Range:4-30m
Application:Liquid / Solid
Sensor: ABS/PVC/PTFE
Output:4-20mA/HART
Power:DC24V
Accuracy:0.5%

Two wire Ultrasonic level meter sensor emits the ultrasonic wave to measure the distance by measuring the time between the wave emission and reception. Ultrasonic level tank meter is a cost-effective and reliable solution. For measuring liquid and solid level at ranges of up to 30 meters. It support direct reading on the LCD display, and output 4-20mA and HART.
Range:4-30m
Application:Liquid / Solid
Output:4-20mA/HART
Power:DC24V
Accuracy:0.5%

80G radar level meter is FMCW radar operating at 76-81 GHz, which has a maximum measuring range of 120m and a minimum blind zone of 8cm. It supports 4-wire and 2-wire applications. Higher operating frequency and shorter wavelength make it ideal for solid applications,

QTLM series Ultrasonic level meter adopt a scientific echo tracking algorithm to effectively capture the true echo.The internal temperature compensation (speed, frequency) makes the measurement more accurate and reliable.it has Analog quantity, switch output;The measurement is not affected by the liquid density and the electrical characteristics of the material.Electronic equipment can be replaced without opening the tank.There are many reasons why QTLM ultrasonic level devices are the industry standard for so many applications.
Accuracy. Price point. Durability. Ease of use.
Level Range:4-30m
Sensor:ABS/PVC/PTFE
Output: 4-20mA/HART
Power:DC24V
Accuracy:0.5%

QTLM series Ultrasonic level meter is microprocessor controlled digital level meter. Ultrasonic pulses generated by the sensor (transducer) emitted in the measurement, the surface acoustic wave after reflection by the liquid receiving same sensor or an ultrasonic receiver, by a piezoelectric crystal or a magnetostrictive device into an electrical signal by transmitting and receiving sound waves to calculate the time between the sensor surface to the distance measured liquid. QTLM series Ultrasonic level meter adopt Intellectual signal treatment technology, guarantee that the instrument meets various kinds of operating occasion.
Level Range:4-30m
Sensor:ABS/PVC/PTFE
Output: 4-20mA/HART
Power:DC24V
Accuracy:0.5%

QTLM series Ultrasonic level meter is a non-contact level measurement device with the features of high reliability, cost-effective, easy to install.Ultrasonic technology is a good choice for level applications that require low cost, non-contact liquid slurry and solid level measurement. Especially for sewage treatment, paper pulp, urban water supply etc.
Probe material: ABS/PVC/PTFE
Level Range: 4m, 6m, 8m, 10m, 12m, 15m, 20m, 30m
Accuracy: 0.5%-1.0%
Resolution: 3mm or 0.1%
Display: LCD display
Analog Output: Two wire 4-20mA (250ohm Load)
Power Supply: DC24V
Environmental Temperature: Transmitter: -20 ~ + 60 degC
Sensor: -20 ~ + 80 degC

Q&T 4-20mA Ultrasonic level transmitters deliver reliable and stable readings in actual work sites. To make sure fast delivery, Q&T factory has more than 20 pieces for each model, which could ensure the fast delivery. For all the level meter orders, Q&T engineers and workers will test each piece well before packing.

Process pressure£º-0.1~0.5MPa
Measurement accuracy£º¡À1mm
Protection class£ºIP67
Explosion-proof grade£ºExib II CT6 Gb
Shell material£ºCast aluminum/stainless steel
Signal output£º4-20mA, HART (two-wire, four-wire), RS485 Modbus

The Vertical magnetic Level Indicator is easy to read the water level; Because of the construction of the flaps, one side white and on the other red / orange it is possible to see the level over a greater distance or in darker places.
Measuring range: 300¡«15000mm
Measurement accuracy: ¡À5mm or ¡À10mm
Working pressure: 1.0, 1.6, 2.5, 4.0, 6.4 ,10,16.0MPa
Working temperature: ¡Ü550¡æ
Medium viscosity: ¡Ü0.02Pa.S
Output signal: two-wire system 4¡«20mADC or HART protocol or four-wire system 485 digital output
Explosion-proof grade: Exdll CT6
Protection level: IP66

Ultrasonic level transmitter is a very stable measurement device,not influenced by the measuring medium properties. Q&T design economical ultrasonic level meter adopt Intellectual signal treatment technology, guarantee that the instrument
meets various kinds of operating occasion.
Level Range:4-30m
Output: 4-20mA/HART
Power:DC24V
Accuracy:0.5%

Ultrasonic fuel tank level sensor is integrated design, with big show window of LCD which is easy to debug, observe and installed conveniently.
Ultrasonic level gauge adopt Advanced since the clamp type terminal, to ensure that wiring never loose.
Level Range:4-30m
Sensor:ABS/PVC/PTFE
Output: 4-20mA/HART
Power:DC24V
Accuracy:0.5%

80G radar level meter is FMCW radar operating at 76-81 GHz, which has a maximum measuring range of 120m and a minimum blind zone of 8cm. It supports 4-wire and 2-wire applications. Higher operating frequency and shorter wavelength make it ideal for solid applications,

This sanitary food industry Ultrasonic Level Gauge has the feature of Integrated design, installed conveniently; This Water Liquid Ultrasonic Tank Level meter, built-in temperature compensation can effectively compensate the influence of external temperature change on sound speed, and ensuring the measurement accuracy.

Specifications:
Measuring Range: liquid: 0.2-30 m
Process Connection: G2 Thread/ M95*2.0
Energy Transducer Material: ABS, PVC, PTFE
Temperature: -40~ 75 Deg C
With automatic Temperature compensation.
Process Pressure: ¡À 0.1MPa
Precision: 0.2% of actual range
Signal output: 4-20mA (Option:HART)
Power Supply: DC20V~32V ¡Ý30mA
Mode of Indication: 4 Digit LCD

QTLM ultrasonic level sensor emits the ultrasonic wave to measure the distance by measuring the time between the wave emission and reception.The sensor fully enclosed probe,improve the intensity of the transmitted signal,integrated casting,good long-term stability.

Level Range:4-30m
Sensor:ABS/PVC/PTFE
Output: 4-20mA/HART
Power:DC24V
Accuracy:0.5%

QTLM Series Ultrasonic level meter is a kind of non contact level measurement device which are widely used in liquid or solid application.One machine can handle various conditions.QTLM Liquid tank level sensor is made up of ABS probe or PTFE probe selectable, with acid and alkali resistance and safety installed in bad environment.Widely used for liquid, slurry and solid level tank.

Level Range:4-30m
Sensor:ABS/PVC/PTFE
Output: 4-20mA/HART
Power:DC24V
Accuracy:0.5%

QTLM ultrasonic level sensor emits ultrasonic pulses in the direction of the medium,which support various connections like thread or flange connection type which is much easier for user.QTLM series Ultrasonic level transmitter have full-screen self-illumination,easy setting and debugging of liquid level measurement, support 4-20mA two wire output, which is widely used in water, fuel tank, food tank, solid level application.
Level Range:4-30m
Sensor:ABS/PVC/PTFE
Output: 4-20mA/HART
Power:DC24V
Accuracy:0.5%

The product has extremely high measurement accuracy, suitable for high-precision measurement level measurement
The product has rich echo processing algorithms and empirical data of various working conditions; it has unique advantages than other similar products in the application of extremely harsh working conditions such as strong dust, steam, or special process storage tanks with stirring and heating rods.

Magnetic Level Gauges provides direct, high clarity indication of liquid level. Magnetic level gauge are now widely used in all industries as they avoid direct contact with indicator system;
Measuring range: 300¡«15000mm
Measurement accuracy: ¡À5mm or ¡À10mm
Working pressure: 1.0, 1.6, 2.5, 4.0, 6.4 ,10,16.0MPa
Working temperature: ¡Ü550¡æ
Medium viscosity: ¡Ü0.02Pa.S
Output signal: two-wire system 4¡«20mADC or HART protocol or four-wire system 485 digital output
Explosion-proof grade: Exdll CT6
Protection level: IP66