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Home ProductsConcrete Testing Equipment

Digital Depth Gauge Digital Crack Meter Gauge 

Digital Depth Gauge Digital Crack Meter Gauge 

Digital Depth Gauge Digital Crack Meter Gauge 

Product Details:

Place of Origin: China
Brand Name: Pride
Model Number: CRA 660

Payment & Shipping Terms:

Minimum Order Quantity: 1
Price: negotiation
Packaging Details: Plastic case
Delivery Time: 10-15 work days
Payment Terms: L/C, T/T, Western Union, MoneyGram
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Detailed Product Description
Measuring Range: 500mm Memory: 25,000 Data
Operation Temperature: -10°C - +40°C Relative Humidity: <90%
Power Supply: AA Batteries X 6 Dimension: 210mm X 153mm X 90mm

Digital Depth Gauge Digital Crack Meter Gauge


CRA 660 is used to measure concrete crack depth by applying principle of acoustic diffraction. It also can be used to measure propagation velocity of ultrasonic wave in concrete. The CRA 660 has automatic detection, data memory and output.

Entire English display ,clear and easy to use

Direct digital read out of the crack depth

Use special bracket to ensure the accuracy of two testing points

A data base is set up to store and manage completed test data for analysis reporting RS232 interface to PC




Applicable on concrete, rock, glass and other non metallic structures


Technical Specs


Measuring range 500mm
Accuracy < 5mm [When cracked depth is less than 50mm]
< 10%mm (W means the cracked depth
[When the depth is more than 50mm]
Memory 25,000 data
Operation temperature -10°C - +40°C
Relative humidity <90%
Power supply AA batteries x 6
Dimension 210mm x 153mm x 90mm
Weight 880gr


Standard Delivery


Main unit

Transducer (2 pcs)


Battery (6 pcs)

Electric torch

Oil pen

Signal cable (2 pcs)


Shoulder strap


Contact Details
Shenzhen Pride Instrument Inc.

Contact Person: Shian

Tel: +8618277129090

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