Q1: What is the Bently Nevada 330500-03-01 Velomitor?

The 330500-03-01 Velomitor is a solid-state, integrating piezoelectric accelerometer designed to measure absolute (relative to free space) bearing housing, casing, or structural vibration. It features embedded integrated electronics with no moving parts, ensuring durability and resistance to mechanical wear. This design allows for versatile mounting orientations, including vertical, horizontal, or any angle.

Q2: What are the key specifications of the 330500-03-01 Velomitor?

Sensitivity: 3.94 mV/mm/s (100 mV/in/s) ±5%

Frequency Response:

4.5 Hz to 5 kHz ±3.0 dB

6.0 Hz to 2.5 kHz ±0.9 dB

Maximum Peak Velocity: 1270 mm/s (50 in/s)

Operating Temperature Range: -40°C to +100°C (-40°F to +212°F)

Housing Material: 316L stainless steel

Connector Type: 2-pin Mil-C-5015

Maximum Cable Length: Up to 305 meters (1,000 feet)

Approvals: Class I, Div 2; Class II, Groups E, F, G; Class III; ATEX/IECEx Zone 2; Intrinsically Safe T4

Q3: Where is the 330500-03-01 Velomitor typically used?

This sensor is ideal for monitoring machinery with rolling-element bearings, such as:

Motors

Pumps

Compressors

Fans

Gearboxes