Atec VB5 User Manual

Economical data collection for proactive maintenance professionals

Key features

The vb5

data collector is a single channel, route-enabled instrument that provides everything you need for costeffective data collection and analysis. This instrument enables maintenance professionals to easily take recordings with up to 6 400 lines of resolution and over 95 dB dynamic range - at exceptional value for money. Purchase of

a vb5

instrument includes the powerful,

award-winning Ascent

Ascent

Level 1 enables you to program

software.

your instrument with thousands of separate machine definitions, covering a number of route choices. A library of over 300 customizable parameter sets is also available, enabling a vast array of measurement options.

Ascent

Level 1 software:

• Route enabled - Build routes in Ascent and send these to your instrument

• CBDb - Commtest Bearing Database with over 30 000 bearings

Enhanced instrument functionality:

• 1 channel recordings

• 6 400 lines FFT resolution

• 40 kHz Fmax

• 1 GB memory – Virtually unlimited spectra storage

• Unique Commtest 6Pack

™

recording system

• ≥ 95 dB dynamic range

• Spectrum and Waveform recordings

• Large, high resolution (HVGA) backlit LCD

• Cable Test mode

• 5 year instrument hardware warranty

• Option to add Flex features

SPECIFICATIONS vb5® DATA COLLECTOR REMARKS

Sensors

Sensor input 1 channel

Compatible sensor types Accelerometer

AC coupled range 16 V peak-peak Allows for ± 8 V sensor output

Connectors 1 x BNC (CH1) Safety feature: Break-free

swing (± 80 g)

inline connector

Analog to digital conversion 24-bit ADC

Sensor excitation current 0 mA or 2.2 mA (configurable),

Sensor detection Warns if short circuit or not

24 V maximum

connected

2.2 mA required for IEPE/ICP type accelerometer

Tachometer

Sensor Laser sensor optional Sensor triggers on beam

Laser sensor range 10 cm to 2 m nominal Dependent on size of reflective

Other sensor types supported Contact, TTL pulse Instrument has optically

reflection

tape

isolated input

Power supply to sensor 5 V, 50 mA

TTL pulse rating 3.5 V (4 mA) min

Speed range 10 RPM to 300 000 RPM (0.2 Hz

28 V (5 mA) max Off-state 0.8 V

to 5 kHz)

Pulse width at least 0.1 ms

Accuracy +/- 0.1 %

Parameter Indication

Maximum levels ›1000 g (10 000 m/s2),

Dynamic signal range > 95 dB (typical at 400 line

›1000 in/sec (25 000 mm/s), ›100 in (2500 mm)

resolution)

Harmonic distortion Less than -70 dB typical Other distortions and noise

Units g or m/s2 or adB

Magnitude & cursors Overall RMS value, waveform

in/s or mm/s or vdB mil or mm or μm

True pk-pk, dual cursors, harmonics

Effective limit is sensor sensitivity and output voltage

are lower

0-peak, peak-peak or RMS Auto-scale by 1000x when required US & SI options for both adB & vdB

Digital readouts on chart

Base accuracy ± 1% (approx. 0.1 dB) % of reading

High Frequency attenuation

AC coupling attenuation

Attenuation due to Integration

≤ 0.1 dB 100 Hz to 10 kHz ≤ 3 dB >10 kHz to 40 kHz

≤ 0.1 dB 10 Hz to <100 Hz ≤ 3 dB 1 Hz to <10Hz

≤ 0.1 dB 10 Hz to <100 Hz ≤ 1.5 dB 1 Hz to <10 Hz

Attenuation tolerances are in addition to base accuracy

Values apply to single integration (Accel. to Veloc.), double the values for double integration (Accel. to Displ.)

Spectrum Display

Fmax ranges 25, 50, 100, 125, 150, 200,

300, 400, 500, 600, 800, 1000, 1200, 1600, 2000, 2500, 3000, 4000, 5000, 6000, 8000, 10 000, 15 000, 20 000, 30 000, 40 000 Hz

Fmin possible range 0 to Fmax Instrument zeroes all spectral

Resolution 400, 800, 1600, 3200, 6400 lines 3200 lines max. for dual

Or equivalent CPM values Or orders-based from 1X to 999X

lines below Fmin

channel measurements

Frequency scale Hz, CPM, Orders Linear scale with zooming

Amplitude scale Acceleration, velocity,

displacement

Linear or log scales Auto or manual scaling

Window shapes Hanning, rectangular

Overlap (0, 12.5, 25, 37.5, 50, 62.5, 75,

87.5) %

Number of averages 1, 2, 4, 8, 16, 32, 64, 128 Increases sampling time

Averaging types Linear, exponential,

peak hold

Demodulation bandwidths 23 bandwidth options From 125 Hz to 1250 Hz up to

6Pack Up to 40 kHz & 3200 lines Spectrum and waveform for

Dependent on Fmax and number of lines

proportionally

16 kHz to 20 kHz

low freq, high freq, demod.

SPECIFICATIONS vb5® DATA COLLECTOR REMARKS

Waveform Display

Number of samples 1024, 2048, 4096, 8192, 16 384

Time scale 10 ms to 256 seconds Or orders based from 1 to

999 revs

Data Logging

Output formats Instrument screen, transfer to

Data storage Dual 1 GB non-volatile flash

Data storage structure Folders / machines / points /

, XML

Ascent

memories

locations /routes

Database mirror copy on second flash memory

No limits are applied, 50 character names

Max folder size 10 000 measurement locations

Display & Communication

Display Graphic Grayscale LCD White LED backlight

Resolution & size 480 x 320 (HVGA), 5.5” (140

mm)

Supported languages ENG, FRE, SPA, POR, RUS, CHI Firmware releases in English,

Communication with PC USB and Ethernet PROFLASH to upgrade

Readable in direct sunlight

translations follow

instrument firmware

USB host port USB 2.0, supplying 5V, 250mA Save folders to USB flash drive

Battery & Charger

Battery type Custom Lithium Ion pack,

Operating time 10 hours Backlight on (60 second

Charger type Internal charging,

7.4 V, 4500 mAh

automatic control

time-out)

External Power pack 12 V DC, 3 A output

Charge rate 3 A nominal 3 hours for complete charge

Mechanical

Size 9.9” W x 5.8” L x 2.4” H

(252 x 148x 60) mm

Weight 2.7 lb (1.2 kg) Including battery and strap

Environment

Operating temperature 14 °F to 122 °F (-10 to 50) °C

Storage temp. & humidity -4 °F to 140 °F (-20 to 60) °C,

95% RH

If storage exceeds 1 month: Up to 95 F (35 C), 85% RH

EMC EN61326

Ruggedness 4’ (1.2 m) drop onto concrete,

Hazardous locations CSA Class I, Division 2 (Groups

IP65

A, B, C, D)

Procedure: 26 drops following MIL-STD-810F-516.5-IV

Certification