7. Specifications
DMS 2 Operating Manual Page 173
A-scan Rectification: Selectable 1/2 wave negative, 1/2 wave positive, full-wave, RF
Display Contrast: Adjustable via keypad in display setup menu
Power Supply: 4 each 1.5 V, Duracell Procell, 2.45 Amp hour, AA alkaline
(Standard AA Nicad rechargeable batteries can be substituted)
Battery Life (operating time): 40 hours operation with backlight off, 4 Hz update, B-scan and MIN CAP off
Gain: Adjustable in 1 dB steps
Display Range: .115 to 25.00 inches (2.9 to 635 mm) in steel; coarse range selection is automatically
set based on thickness calibration standard
Gates A & B: Two adjustable gates, A and B, to select proper echo(es) and measurement area &
ignore unwanted signals; adjustable gates A and B threshold
Receiver Bandwidth: 500 kHz to 15 MHz
Auto or Manual Shut-off: Selectable manual, or 1 to 15 minute (5 minute default) automatic
Data Recorder Capacity: Up to 150,000 thickness readings or 1100 A-scan or B-scan images with thickness
readings & full instrument parameters;
expandable to up to 318,000 thickness readings or 2,400 A-scan or B-scan images
with thickness readings & full instrument parameters
Memory Retention: 5 years
Store/Recall A-scans: Recall A-scans for viewing, printing, re-setting instrument, or deleting
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