Sound Level Meter

• Equipment Type
• Digital Water Level Meter

• Accuracy
• 1 cm

• Application Media
• Groundwater, wells, boreholes

• Color
• Blue and yellow

• Connecting Type
• Cable with probe

• Connectivity Type
• Wired

• Connector
• Fixed probe-cable

• Diameter
• 10 mm cable marking

• Dimension (L*W*H)
• 340mm x 250mm x 160mm (approx.)

• Display Type
• Other, LED/Alarm buzzer

• Frequency
• Single use sensor

• Housing Material
• ABS Plastic

• Humidity %
• 90%

• Input
• Probe sensor

• Language
• English

• Length
• 30 meters

• Material
• ABS plastic, stainless steel probe

• Measurement Range
• 0-30 meters

• Measuring Units
• Meters and centimeters (m/cm)

• Model
• PQWT-30

• Mounting
• Handheld/Portable

• Operating Temperature
• -10C to +60C

• Output
• Audio and visual signal

• Power Consumption
• Low power consumption

• Power Supply
• 9V DC battery

• Process Connection
• Probe dip

• Protection
• IP65

• Range
• 0-30 meters

• Resolution
• 1 cm

• Response Time
• Instantaneous

• Sensitivity
• High sensitivity

• Sensor Type
• Conductivity/contact probe

• Signal Type
• Beeper alarm

• Stability
• Stable reading on signal

• Storage Temperature
• -20C to +70C

• Temperature Range
• -10C to +60C

• Equipment Type
• Water Level Meter

• Accuracy
• 1 cm

• Application Media
• Liquid/Water

• Color
• Blue (Frame) and Yellow (Cable)

• Connecting Type
• Wired Probe

• Connectivity Type
• Direct read (wired)

• Connector
• Reel to Probe - Integrated

• Diameter
• 7-9 mm cable

• Dimension (L*W*H)
• Approx. 32 x 29 x 20 cm (reel size)

• Display Type
• Other, LED/Alarm, Analog Scale

• Housing Material
• Plastic Frame

• Humidity %
• 0-100% RH (probe)

• Input
• Water level probe

• Language
• English

• Length
• 50 meters cable length

• Material
• Stainless Steel Probe, Durable Plastic Reel

• Measurement Range
• 0-50 meters

• Measuring Units
• Meter/Centimeter

• Model
• PQWT-50

• Mounting
• Portable, Handheld

• Operating Temperature
• -10C to 60C

• Output
• Audio & Visual Alarm Signal

• Power Consumption
• Low

• Power Supply
• DC 9V battery

• Pressure Range
• Atmospheric

• Process Connection
• Probe head to cable

• Protection
• IP65

• Range
• 0-50 meters

• Resolution
• 1 mm

• Response Time
• Instant (<1s)

• Sensitivity
• High

• Sensor Type
• Contact probe

• Signal Type
• Electric Contact Signal

• Stability
• High

• Storage Temperature
• -20C to 70C

• Temperature Range
• -10C to 60C

• Equipment Type
• Sound Level Meter

• Accuracy
• 1.5 dB

• Application Media
• Underground pipe leak detection

• Axis Type
• Single-axis

• Capacity
• 100m Measurement Length

• Color
• Blue and Yellow

• Connecting Type
• Cable/Connector Provided

• Connectivity Type
• Wired

• Connector
• Standard Audio Jack

• Diameter
• Standard Measuring Probe Diameter

• Dimension (L*W*H)
• Customized As Per Requirement

• Display Type
• Other, Digital Display

• Frequency
• 20 Hz-12.5 kHz

• Housing Material
• ABS Plastic + Metal

• Humidity %
• 0%-90% RH

• Input
• Microphone/Probe

• Language
• English/Chinese

• Length
• 100 meters Cable

• Material
• ABS Plastic + Metal

• Measurement Range
• 30 dB to 120 dB

• Measuring Units
• dB (A/C)

• Microphone
• Precision Measurement Microphone

• Model
• PQWT-100M

• Mounting
• Handheld

• Operating Temperature
• -10C to +50C

• Output
• Digital/Audio Signal

• Power Consumption
• Low Power Consumption

• Power Supply
• Rechargeable Lithium Battery

• Process Connection
• Probe Connection

• Protection
• IP54

• Range
• 0-100 meters

• Resolution
• 0.1 dB

• Response Time
• <1 second

• Sensitivity
• High Sensitivity

• Sensor Type
• Electret Condenser Microphone

• Signal Type
• Analog / Digital

• Stability
• High Measurement Stability

• Storage Temperature
• -20C to +60C

• Temperature Range
• -10C to +50C

• Accuracy
• 0.5 meter

• Application Media
• Underground Water Detection

• Capacity
• Supports up to 150 meters depth

• Color
• Blue/Yellow

• Connecting Type
• Cable Reel with Terminal

• Connectivity Type
• Cable Connected Reel

• Connector
• Standard Reinforced Plug

• Cut Size
• Customizable

• Diameter
• Standard probe diameter

• Dimension (L*W*H)
• Standard reel size, varies per cable length

• Display Type
• Other, LCD Color Display

• Frequency
• Standard Sound Frequency

• Housing Material
• ABS Plastic, Stainless Steel

• Humidity %
• 95% RH (non-condensing)

• Input
• Sound Signal, Water Contact

• Language
• English (default)

• Length
• 150 meters

• Load Capacity
• Suitable for deep well/large flow detection

• Material
• ABS Plastic, Stainless Steel Reel, Cable

• Measurement Range
• 0-150 meters

• Measuring Units
• Meter (m)

• Microphone
• High Sensitivity Hydrophone

• Model
• PQWT-150

• Mounting
• Manual Reel Mount

• Operating Temperature
• -10C to 50C

• Output
• Digital Display/Audio Signal

• Power Consumption
• Low power consumption (<5W)

• Power Supply
• Rechargeable Lithium Battery

• Pressure Range
• Atmospheric pressure

• Process Connection
• Plug-In Cable Connection

• Protection
• Waterproof IP65

• Range
• 0-150 meters

• Resolution
• 0.1 meter

• Response Time
• Instantaneous (Sound Transmission)

• Sensitivity
• High Sensitivity

• Sensor Type
• Electro-acoustic Hydrophone

• Signal Type
• Analog & Digital

• Stability
• High Stability Cable Signal

• Storage Temperature
• -20C to 60C

• Temperature Range
• -10C to 50C

• Equipment Type
• Sound Level Meter (Hydrophone based)

• Accuracy
• 0.5 dB

• Application Media
• Groundwater, boreholes, water wells

• Axis Type
• Single axis (vertical measurement)

• Capacity
• Suitable for depth up to 200 meters

• Color
• Blue / Yellow cable

• Connecting Type
• Wired, via reel-cable

• Connectivity Type
• Direct wired connection via cable reel

• Connector
• Waterproof terminal

• Diameter
• 6 mm cable

• Dimension (L*W*H)
• Customized, reel diameter approx. 30cm

• Display Type
• Other, Digital LCD display

• Frequency
• Based on sound wave pulse method

• Housing Material
• Engineering plastic

• Humidity %
• 95% RH

• Input
• Sound/acoustic signal

• Language
• Multi-language support (English, Chinese)

• Length
• Cable length - 200 meters

• Load Capacity
• Supports up to 200m immersion

• Material
• High-strength engineering plastics and copper cable

• Measurement Range
• 0 to 200 meters (depth)

• Measuring Units
• Meters (m), Decibels (dB)

• Microphone
• High sensitivity, waterproof probe

• Model
• PQWT-200

• Mounting
• Portable, hand-held

• Operating Temperature
• -10C to +50C

• Output
• Sound level reading and depth value

• Power Consumption
• Low power consumption design

• Power Supply
• Built-in rechargeable battery / External power supply

• Pressure Range
• Ambient to 20 bars

• Process Connection
• Standard water well and borehole interface

• Protection
• IP65 waterproof level

• Range
• 0-200 meters

• Resolution
• 0.1 meter / 0.1 dB

• Response Time
• <1 second

• Sensitivity
• -165 dB 3dB

• Sensor Type
• Electroacoustic sensor (hydrophone)

• Signal Type
• Acoustic/sound wave pulse

• Stability
• 0.2 dB drift per hour

• Storage Temperature
• -20C to +60C

• Temperature Range
• -10C to +50C

• Equipment Type
• Sound Level Meter/Leakage Detector

• Accuracy
• 2%FS

• Application Media
• Groundwater, Water Well, Pipeline leakage detection

• Axis Type
• Single axis (cable/probe axis)

• Capacity
• Continuous operation >10 hours (battery)

• Color
• Blue/Yellow

• Connecting Type
• Cable Connected

• Connectivity Type
• Wired

• Connector
• Standard cable reel connector

• Diameter
• Cable: Approx. 5 mm

• Dimension (L*W*H)
• Cable Reel: Approx. 350mm x 320mm x 310mm

• Display Type
• Other, Digital LED Display

• Frequency
• <3 Hz - 7 kHz (acoustic frequency response)

• Housing Material
• PVC/ABS Reel, Stainless Steel Probe

• Humidity %
• 85% RH

• Input
• Piezoelectric transducer

• Language
• English

• Length
• 300 meters (probe cable)

• Material
• Stainless Steel Probe, PVC/ABS Cable Reel

• Measurement Range
• 0-300 meter depth (water detection)

• Measuring Units
• Meter, Decibel (dB)

• Microphone
• High Sensitivity Waterproof Acoustic Sensor

• Model
• PQWT-300

• Mounting
• Portable/Handheld

• Operating Temperature
• -10C to +50C

• Output
• Digital/Audio signal

• Power Consumption
• <12W

• Power Supply
• Rechargeable Lithium Battery / AC power supply

• Pressure Range
• Standard atmospheric pressure

• Process Connection
• Direct immersion

• Protection
• IP65 (Probe and Cable)

• Range
• Up to 300 meters

• Resolution
• 0.01 meter

• Response Time
• < 1 second

• Sensitivity
• -65 dB (microphone)

• Sensor Type
• Acoustic/Water Level Sensor

• Signal Type
• Analog/Digital

• Stability
• 0.5%FS/year

• Storage Temperature
• -20C to +60C

• Temperature Range
• -10C to +50C

• Equipment Type
• Sound Level Meter for Water Detection

• Accuracy
• 1.5 dB

• Application Media
• Groundwater detection, sound level measurement in boreholes or wells

• Capacity
• 350m measurement cable

• Color
• Blue & Yellow

• Connecting Type
• Cable with probe sensor

• Connectivity Type
• Wired

• Connector
• Standard waterproof connector

• Diameter
• Approx. 30 cm reel diameter

• Dimension (L*W*H)
• Approx. 40x30x30 cm (reel only)

• Display Type
• Other, Digital LCD display

• Frequency
• Adjustable, typically 2-10 Hz

• Housing Material
• ABS plastic with metal reinforcements

• Humidity %
• <95% RH, non-condensing

• Input
• Probe sensor input

• Language
• English

• Length
• 350 meters cable

• Load Capacity
• Heavy-duty cable handling

• Material
• High-strength ABS and metal

• Measurement Range
• 30 dB - 130 dB, 0 - 350m depth

• Measuring Units
• dB (decibels), meters

• Microphone
• High-sensitivity probe microphone

• Model
• PQWT-350

• Mounting
• Portable, hand-reel mount

• Operating Temperature
• -10C to 50C

• Output
• Audio and digital signal output

• Power Consumption
• Low power consumption, typically less than 5W

• Power Supply
• Rechargeable lithium battery or AC adaptor

• Process Connection
• Direct insertion into borehole or well

• Protection
• IP54 Rated

• Range
• Up to 350 meters

• Resolution
• 0.1 dB

• Response Time
• <1 second

• Sensitivity
• High sensitivity, detect sound in deep water

• Sensor Type
• Electret condenser microphone

• Signal Type
• Analog and digital

• Stability
• Long-term stable measurement

• Storage Temperature
• -20C to 65C

• Temperature Range
• -10C to 50C

• Equipment Type
• Depth Sound Level Meter

• Accuracy
• 0.5% FS

• Application Media
• Water Level Monitoring, Borehole, Well, Reservoir

• Axis Type
• Single Axis (Cable)

• Capacity
• Up to 400 meters cable length

• Color
• Blue/Yellow

• Connecting Type
• Terminal Screw/Plug

• Connectivity Type
• Wired

• Connector
• Gold-plated Electrode Clamp

• Cut Size
• Customizable as required

• Diameter
• Cable Diameter approx. 6 mm

• Dimension (L*W*H)
• Reel diameter approx. 320 mm

• Display Type
• Other, Digital LCD Display

• Frequency
• Audible Buzzer Tone

• Housing Material
• Engineering Plastic

• Humidity %
• 90% RH (non-condensing)

• Input
• 12V DC input jack

• Language
• English

• Length
• 400 meters cable

• Load Capacity
• Standard Load for Sounding Weights

• Material
• Engineering Plastic Reel, High-strength Cable

• Measurement Range
• 0~400 meters

• Measuring Units
• Meter (m), Feet (ft)

• Microphone
• Built-in Contact Microphone

• Model
• PQWT-400

• Mounting
• Portable, Handheld

• Operating Temperature
• -10C to +50C

• Output
• Digital and Buzzer

• Power Consumption
• Low Power Consumption

• Power Supply
• DC 12V/Rechargeable Battery

• Pressure Range
• Atmospheric to 2 Bar

• Process Connection
• Cable with Electrode Probe

• Protection
• IP65 Water and Dust Resistant

• Range
• 0-400 meters

• Resolution
• 1 mm

• Response Time
• Instantaneous (< 1s)

• Sensitivity
• Adjustable Sensitivity Mode

• Sensor Type
• Water Contact Electrode

• Signal Type
• Audio and Visual Alarm

• Stability
• High Stability, Anti-interference Capability

• Storage Temperature
• -20C to +60C

• Temperature Range
• -10C to 50C

• Equipment Type
• Sound Level Meter/Water Detector

• Accuracy
• High-precision, engineered for accurate water detection

• Application Media
• Groundwater, water pipes, geophysical exploration

• Axis Type
• Single-axis measurement

• Capacity
• Suitable for single-operator field deployment

• Color
• Blue (reel), Yellow/Black (cable)

• Connecting Type
• Connector-based; standard sockets for sensor connection

• Connectivity Type
• Cable-based connection

• Connector
• Standard multi-pin connector for sensor

• Cut Size
• Standard cable length 450m

• Diameter
• Cable diameter approx. 12-14 mm

• Dimension (L*W*H)
• Reel approx. 40cm x 15cm x 40cm (varies per model)

• Display Type
• Other, LCD digital display

• Frequency
• Acoustic signal processing (depends on water detection mode)

• Housing Material
• Impact-resistant polymer

• Humidity %
• 0% - 90%

• Input
• Sensor/ geophone acoustic signal input

• Language
• English/Chinese display

• Length
• Cable: 450 meters

• Load Capacity
• Optimized for lightweight, easy transport

• Material
• Industrial-grade plastic and reinforced materials

• Measurement Range
• 450 meters

• Measuring Units
• Meter (m)

• Microphone
• High-sensitivity geophone sensor

• Model
• PQWT-450

• Mounting
• Portable, hand-held or field set up

• Operating Temperature
• -10C ~ +50C

• Output
• Digital display, optional data export

• Power Consumption
• Low; designed for extended field operation

• Power Supply
• Built-in rechargeable lithium battery

• Process Connection
• Direct sensor connection to cable

• Protection
• Ruggedized for outdoor use

• Range
• 450 meters

• Resolution
• High-resolution digital display

• Response Time
• Instantaneous reading

• Sensitivity
• High sensitivity for precise detection

• Sensor Type
• Geophone/Acoustic sensor

• Signal Type
• Audio signal for water detection

• Stability
• Engineered for stable signal during long cable deployment

• Storage Temperature
• -20C ~ +60C

• Temperature Range
• -10C ~ +50C

• Velocity Range
• Supports wide velocity range for acoustic signals

• Equipment Type
• 500 Meter Depth Noise Meter

• Accuracy
• 0.5% FS

• Application Media
• Water, Soil, Underground/Geological Survey

• Axis Type
• Single Axis - Depth

• Color
• Blue and Yellow

• Connecting Type
• Specialized Cable Connector

• Connectivity Type
• Wired

• Connector
• Quick Connect Waterproof

• Diameter
• 4mm Cable Diameter

• Dimension (L*W*H)
• Approx. 32 x 28 x 23 cm (per reel)

• Display Type
• Other, Digital LCD Display

• Frequency
• Specified According to Noise Requirements

• Housing Material
• ABS and Metal

• Humidity %
• 90% RH, non-condensing

• Input
• Signal from Measurement Probe

• Language
• English / Multi-Language

• Length
• 500 meters (cable length)

• Material
• High-Strength ABS, Metal Reel

• Measurement Range
• 0-500 meters

• Measuring Units
• Meter (Depth), dB (Noise Level)

• Microphone
• High Sensitivity Noise Sensor

• Model
• PQWT-500

• Mounting
• Handheld / Portable Reel

• Operating Temperature
• -10C to 50C

• Output
• Digital Output

• Power Consumption
• 10W

• Power Supply
• Rechargeable Lithium Battery / DC Power Supply

• Process Connection
• Direct Drop Cable

• Protection
• IP65 Water and Dust Proof

• Range
• Up to 500 meters depth

• Resolution
• 0.01 meter (Depth), 0.1 dB (Noise)

• Response Time
• 1 second

• Sensitivity
• -185 dB (Noise)

• Sensor Type
• Hydrophone/Noise Sensor

• Signal Type
• Analog & Digital

• Stability
• Long-term Stable Measurement

• Storage Temperature
• -20C to 60C

• Temperature Range
• -10C to 50C