REED R7900 Ultrasonic Thickness Gauge

Features of the REED R7900 Ultrasonic Thickness Gauge

• Measures a wide range of material including; metals, plastic, ceramics, composites, epoxies, glass, and other ultrasonic conductive materials
• Large, easy-to-read backlit LCD display
• User selectable unit of measure (in/mm)
• Internal memory stores up to 500 measurements
• Displays sound velocity at the touch of a button
• Zero adjustment button
• User adjustable High/Low alarms
• Built-in two-point calibration function
• Auto sleep, shut off and low battery indicator

REED R7900 Specifications

Measuring Range	0.03 to 15.7″ (0.65 to 400mm)
Accuracy	±0.04mm (< 10mm) ±(0.1% rdg.+ 0.04mm) (< 100mm) ±(0.3% rdg.) (> 100mm)
Resolution	0.01mm or 0.1mm (< 100mm) 0.1mm (>100mm)
Velocity Range	1000 to 9999 m/s (0.039 to 0.394 in/µs)
Compatible Materials	Ultrasonic conductive materials (ie. metals, plastics, ceramics, composites, epoxies, glass)
Sampling Time	Less than 1 sec.
Display	4-Digit, LCD
Backlit Display	Yes
Probe Length	3′ (36″)
Internal Memory	Yes (up to 500 readings, 5 files up to 100 each)
Low Battery Indicator	Yes
Power Supply	2 AA Batteries
Battery Life	Approx. 100 hours (Alkaline)
Product Certifications	CE
Operating Temperature	32 to 122°F (0 to 50°C)
Storage Temperature	-4 to 140°F (-20 to 60°C)
Operating Humidity Range	20 to 80%
Dimensions	5.9 x 2.9 x 1.3″ (150 x 74 x 32mm)
Weight	8.4oz (238g)

Probe Specifications

• Frequency: 5MHz
• Range: 1.2 to 300.0mm (steel)
• Minimum Area: ø20×3mm
• Applications: General Straight Probe