PQWT-CL400
Free Lifetime After-Sales Service
2 Years
0-4 Meters
1-7000 Hz
Adjustable Within The Class of 100
Spectrum Analysis,Filtering Analysis,Location Mode
7-Inch HD Touch Screen
The Number and Time of Recordings Is Unlimited.
8-10 Hours
Battery Model #26650; 3.7V 4000mAh Rechargeable Li
PQWT
Flight Box and Carton
40x20x46cm of carton size
Changsha, China
9031809090
Product Description
Most accuracy ultrasonic with build-in sensor water leak detection
The TOP quality!
The reasonable price!
The manufacture of CCTV-7 recommend!

Introduction to Instrument
PQWT-CL400 series underground pipes water leak detector, is high performance leak detection equipment,
has powerful anti-jamming and data processing capabilities, you can make your work easier. It has the following
main features.
Technical Parameters
Packing & Shipping
FAQ
Is it difficult to operate?
The instrument is easy to operate, you can find the share how-to video on Youtube
(URL: https://pqwtcs.en.made-in-china.com) , and we will send you the detailed operation manual.
via email. If you have some basis of computer operating, generally it only need 2hour to manage it.
Guide for After-sale Service
> 2-year guarantee-if using of the product is influenced due to quality problem, you may receive guarantee of the product at the service network within 2 year after the date of purchase;
> Lifetime maintenance-lifetime maintenance service is implemented on all factory series products. We offer maintenance of machine which surpasses the maintenance period or has manual damage with material and lab





The TOP quality!
The reasonable price!
The manufacture of CCTV-7 recommend!

Introduction to Instrument
PQWT-CL400 series underground pipes water leak detector, is high performance leak detection equipment,
has powerful anti-jamming and data processing capabilities, you can make your work easier. It has the following
main features.
Ø The use of latest digital signal processing chip and a digital filter chip, 16M cache controller integrated, more responsive. In particular, it can filter with the interference of environmental noise, screening out the leakage noise, allowing the operator to lock leakage points quickly. |
Ø 7-inch high-definition digital color LCD touch screen with a resolution of 800 * 480, can provide 8 display pages, can show the measurement parameters more clearly and intuitively, and full touch screen design, simple operation. |
Ø 1 ~ 7000Hz frequency range (spectrum analysis), real-time display of the noise signal distributed on each frequency. |
Ø Sensor is built-in preamp circuit, using a rubber ring seal and cushion, and the application of professional acoustic methods, making the ability to capture the noise is higher than similar products. |
Ø Adopt latest noise detecting element, sounds clear. |
Ø Save 8 sections totaling eight minutes of recording, which is not lost after shut down, could be analyzed at any time . |
Ø Using a large capacity battery, can work for more than ten hours , and can be removed charging and online charging. |
Ø Super anti-jamming circuit design, digital signal and analog signal effectively isolate and eliminate the noise generated by the digital circuit . |
Technical Parameters
Model No. | Measuring Depth | Frequency Range | Audio Amplifier Gain | Operation Mode | LCD Size | Live Recording | Stand-by Time | Power Supply |
PQWT-CL200 | 2 meter | 1-5000HZ | Adjustable within the class of 100 | Spectral Analysis Filter Analysis Fine Mode Point Measurement | 7-inch Touch Screen | 8 Sections totaling eight minutes of recording, not lost after shut down | 8 Hours | Battery Model #26650; 3.7V 4000mAh Rechargeable lithium battery |
PQWT-CL300 | 3 meter | 1-6000HZ | ||||||
PQWT-CL400 | 4 meter | 1-7000HZ | ||||||
PQWT-CL500 | 5 meter | 1-8000HZ | ||||||
PQWT-CL600 | 6 meter | 1-9000HZ | ||||||
PQWT-CL900 | 8 meter | 28 center frequency analysis |
Packing & Shipping
Packing | 1set/Aluminum box into Carton |
Packing Size (LxWxH): 43.5x49x17.5cm | |
G.W: 9KG | |
Shipping | Shipping way: DHL / UPS / FedEx / EMS |
Shipping time:3-7 Days by Air. 3-7 Days by Express. 20-60 Days by Ship. | |
Payment Method | T/T , L/C , Western Union , PayPal , ESCROW |
FAQ
Is it difficult to operate?
The instrument is easy to operate, you can find the share how-to video on Youtube
(URL: https://pqwtcs.en.made-in-china.com) , and we will send you the detailed operation manual.
via email. If you have some basis of computer operating, generally it only need 2hour to manage it.
Guide for After-sale Service
> 2-year guarantee-if using of the product is influenced due to quality problem, you may receive guarantee of the product at the service network within 2 year after the date of purchase;
> Lifetime maintenance-lifetime maintenance service is implemented on all factory series products. We offer maintenance of machine which surpasses the maintenance period or has manual damage with material and lab




