Product Specifications
- Manufacturer
- Extech Instruments
- Product Number
- VB400
- Type
- Pen Vibration Meter
- Measurement Parameters
- Acceleration (RMS), Velocity (RMS)
- Acceleration Range
- 656 ft/s², 20.39 g, 200 m/s²
- Velocity Range
- 7.87 in/s, 2.00 cm/s, 200 mm/s
- Resolution
- 1 ft/s² (accel); 0.02 in/s (vel)
- Basic Accuracy
- ±(5% + 2 digits)
- Frequency Range
- 10 Hz to 1 kHz
- Sampling Rate
- Approx. 1 second
- Zero Adjustment
- Yes
- Data Hold
- Yes
- Ingress Protection
- IP65
- Low Battery Indicator
- Yes
- Power Supply
- 4 × AAA batteries
- Operating Temperature
- 0 to 50°C
- Dimensions (Meter)
- 175 × 40 × 32 mm
- Sensing Head
- 9 mm dia × 30 mm
- Weight
- 240 g
- Certifications
- CE, RoHS compliant
- Included Accessories
- Test pin tip, magnetic base, 4× AAA batteries, pouch case
Product Description
The Extech VB400 pen vibration meter is designed for quick vibration measurements on industrial machinery. It measures RMS acceleration and velocity with selectable metric or imperial units.
Acceleration ranges include 656 ft/s², 20.39 g, and 200 m/s². Velocity ranges include 7.87 in/s, 2.00 cm/s, and 200 mm/s. Frequency range is 10 Hz to 1 kHz, compliant with ISO 2954 for general machinery vibration assessment. Accuracy is ±5% + 2 digits.
The IP65-rated housing resists water and dust. Features include zero adjustment, data hold, and low battery indicator. Sampling rate is approximately 1 second.
Supplied with test pin tip, magnetic base, 4× AAA batteries, and pouch case. Ideal for preventive maintenance on motors, fans, pumps, and rotating equipment.
Features
- Measures RMS acceleration and velocity
- Ranges: 656 ft/s² (20.39g) accel; 7.87 in/s (2.00 cm/s) vel
- Frequency range: 10 Hz to 1 kHz (complies with ISO 2954)
- Accuracy: ±(5% + 2 digits)
- IP65 water and dust resistant
- Zero adjustment, data hold, low battery indicator
- Sampling rate: approx. 1 second
- Includes test pin tip, magnetic base, 4× AAA batteries, pouch case
Pen Vibration Meter - Acceleration & Velocity, IP65 | Extech VB400
Product Specifications
- Manufacturer
- Extech Instruments
- Product Number
- VB400
- Type
- Pen Vibration Meter
- Measurement Parameters
- Acceleration (RMS), Velocity (RMS)
- Acceleration Range
- 656 ft/s², 20.39 g, 200 m/s²
- Velocity Range
- 7.87 in/s, 2.00 cm/s, 200 mm/s
- Resolution
- 1 ft/s² (accel); 0.02 in/s (vel)
- Basic Accuracy
- ±(5% + 2 digits)
- Frequency Range
- 10 Hz to 1 kHz
- Sampling Rate
- Approx. 1 second
- Zero Adjustment
- Yes
- Data Hold
- Yes
- Ingress Protection
- IP65
- Low Battery Indicator
- Yes
- Power Supply
- 4 × AAA batteries
- Operating Temperature
- 0 to 50°C
- Dimensions (Meter)
- 175 × 40 × 32 mm
- Sensing Head
- 9 mm dia × 30 mm
- Weight
- 240 g
- Certifications
- CE, RoHS compliant
- Included Accessories
- Test pin tip, magnetic base, 4× AAA batteries, pouch case
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