Hand-Held Vibration Meter

Description

Woodlyn, PA: Hand-held meter provides periodic routine vibration checks of machinery and finds general field use where portability and ease of use are required. The Model VM-300 operates from a precision piezoelectric accelerometer and incorporates a charge amplifier input stage for stability and minimizing errors. It can be powered from an internal battery or an external ac adapter. Columbia Research Laboratories, Inc. (800) 813-8471

Specs

• Size - 7.5” x 4” x 2” • Weight Approx. 1 lb. (w/probe) • Measurement Functions & Ranges • Velocity: 0.1 to 300 in/sec F.S. • Displacement: 0.001 to 3 inches F.S. • Acceleration: 0.1 to 300 g F.S. • Accuracy +4% of F.S. • Frequency Response 10 to 1,000 Hz • Low Frequency • Rejection • 40 dB down (min.) at 1 Hz • Operating Voltage 7 to 12 VDC, Polarity Protected • Operating Current 25 mA Typical • Battery Cutoff 6.5 Volts Typical • Detector Type • Integrated True-RMS Responding • Detector • Response Time • 2 Seconds for Full Scale Reading • 5 Seconds for 10% of Full Scale • Data Rate 4800 bits/sec • Format • No Parity, 8 Data Bits, 2 Stop Bits, • 1 Start Bit • Output Connector 3/32” Monaural Jack • Signal Output - Approx 200 mV RMS with Meter F.S. 3000 Ohms Output Impedance • Signal represents instantaneous acceleration, velocity or displacement per selected function • Sensor Type Piezoelectric Accelerometer
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