4-20mA 24V Non Contact Ultrasonic Level Meter

QTLM series Ultrasonic level meter is a kind of continuous level measurement device. Widely used for liquid, slurry and solid level tank, with the feature of Non-contact and maintenance-free. For measuring liquid and solid level at ranges of up to 30 meters.
Level Range: 4m, 6m, 8m, 10m, 12m, 15m, 20m, 30m
Accuracy: 0.5%-1.0%
Resolution: 3mm or 0.1%
Analog Output: Two wire 4-20mA (250ohm Load)
Working Pressure: Ambient pressure
Communication: HART
Protection Class: Transmitter IP65, Sensor: IP68
Probe Installation: Flange, Thread
Probe material: ABS/PVC/PTFE

Frequency Range£º76~81GHz
Scope of application£ºStrong corrosive liquid level, stirring, water vapor condensation
Measuring range£º120m
Process connection£ºflange, thread
Medium temperature£º-40~120¡æ

76GHz-81GHz FM wave radar
5GHz ultra-large FM scanning frequency width, wide application
Support standard HART, RS485 / MODBUS bus protocol
Support operation mode such as upper computer setting software, tank side table, etc.
24VDC power supply
Simple installation structure, adapt to various installation forms on site

Ultrasonic fuel tank level sensor is a non contact level measurement device, with over voltage, over current protection and lightning protection.
Liquid tank level sensor made up of ABS probe or PTFE probe selectable, with acid and alkali resistance and safety installed in bad environment.
Level Range:4-30m
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.

QTLM Series Ultrasonic level transmitter time of flight measuring principle,it has big show window of LCD which is easy to debug, observe and installed conveniently. the sensor emits the ultrasonic wave to measure the distance by measuring the time between the wave emission and reception. it is consisted of sensor and transmitter. 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%

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

The emission angle is less than 3 ¡ã, which is suitable for narrow space or guided wave pipeline measurement
Measuring range could reach to 120M, which is suitable for the measurement of large storage tanks
Measurement dead zone is in the range of 7-8CM, suitable for the measurement of small storage tanks

The small field angle and energy concentration enhanced echo capabilities, and beneficialto avoid interference.
Minimized measuring blind spot can gain better result in better performar
High SNR, even in the case of fluctuations can result of small tank measurement.

QTLM Ultrasonic fuel tank level sensor is a ideal device for high accuracy, continuous level measurement of a wide variety liquid applications. Ultrasonic level meter could make in compact or remote type, with loop powered transmitter and various output signals support to connect with user control system.
Range:4-30m
Application:Liquid / Solid
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%

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%

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

76-81 GHZ frequency modulation wave FMCW radar products (also called a millimeter wave radar), because it USES higher than Ku band radar frequency millimeter wave band, the remote target detection, strong smoke dust environment.

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

QTLM ultrasonic level transmitter all input and output lines must be with such protection functions as lightning protection ,use the time of flight measuring principle and short circuit prevention,it adopt Advanced since the clamp type terminal, to ensure that wiring never loose.
QTLM Liquid tank level sensor 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.

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

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 transmitter is featured by strong anti-interference performance; free setting of upper and lower limits and online output regulation, on-site indication. The cover, made of waterproof engineering plastics, is small and firm with ABS probe or PTFE probe selectable . Therefore, it is applicable for various fields concerning level measuring and monitoring.

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,

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

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

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

Milk Level 4-20mA Non Contact Sanitary Ultrasonic Level Gauge is a High accuracy OEM available wastewater Level meter, top quality 4-20mA output and optional Hart Communication. This sanitary ultrasonic level transmitter is widely used on chemical tank, food industry milk level, water level etc.

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

The blind area of product measurement is in the range of 7-8CM, which is suitable
for the measurement of small storage tanks
The product has extremely high measurement accuracy and is suitable for
high-precision measurement

QTLM ultrasonic level transmitteris consisted of sensor, transmitter is featured by strong anti-interference performance;integrated design, free setting of upper and lower limits and online output regulation, on-site indication. The cover, made of waterproof engineering plastics, is small and firm with ABS probe or PTFE probe selectable . Therefore, it is applicable for various fields concerning level measuring and monitoring.

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

QTLM series Ultrasonic level meter featured by strong anti-interference performance; free setting of upper and lower limits and online output regulation, on-site indication, optional analog, switching value, and RS485 output and easy connection with main unit. The cover, made of waterproof engineering plastics, is small and firm with ABS probe. Therefore, it is applicable for various fields concerning level measuring and monitoring. According to the practical situation, it also can add other modules, such as RS 485, current output; it can be match with PLC better.It’s a cost-effective and reliable solution.
Level Range:4-30m
Sensor:ABS/PVC/PTFE
Output: 4-20mA/HART
Power:DC24V
Accuracy:0.5%

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.

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.

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

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 and remains accurate.

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