Lutron VB-8205SD Handheld Vibration Meter with SD Card Datalogger - no software required

Parameters measured: Acceleration, velocity
Units: For acceleration: m/sec2, g (gravitational force) or ft/sec2; for velocity: mm/sec, cm/sec or inches/sec.
Displayed value options: Root mean square (RMS), peak, max hold
Input frequency range: 10 Hz to 1 kHz
Measurement range: For acceleration: 0.5 to 199.9 m/sec2, 0.05 to 20.39 g, 2 to 656 ft/sec2; for velocity: 0.5 to 199.9 mm/sec, 0.05 to 19.99 cm/s, 0.02 to 7.87 inch/s
Measurement accuracy: For acceleration and velocity: ± (5 % of reading + 2 digits)
Measurement resolution: For acceleration: 0.1 m/sec2, 0.01 g, 1 ft/sec2; for velocity: 0.1m/sec, 0.01 inches/sec
Calibration point: For acceleration: 50 m/sec2 @ 160 Hz; for velocity:
50 mm/sec @ 160 Hz
Sampling time options: 0, 1, 2, 5, 10, 30, 60, 120, 300, 600, 1800 or 3600 seconds (0 seconds to 1 hour)
Settable parameters: Date, time, decimal point or comma decimal division, auto power off, beep sound, sampling time
Storable/recallable readings: Maximum, minimum, peak (RMS values only)
SD card capacity: 1 GB to 16 GB
Operating temperature: 32º to 122ºF (0º to 50ºC)
Operating relative humidity: 0 to 85%
Dimensions of probe: 1.46 (length) x 0.63 (diameter) in. (37 x 16mm)
Length of probe cable: 47.24 in. (1.2m)