User guide

Contact us on [phone], [e-mail] or visit www.commtest.com
Contact us on [phone], [e-mail] or visit www.commtest.com
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
swing (± 80 g)
Connectors 1 x BNC (CH1) Safety feature: Break-free
inline connector
Analog to digital conversion 24-bit ADC
Sensor excitation current 0 mA or 2.2 mA (configurable),
24 V maximum
2.2 mA required for IEPE/ICP
®
-
type accelerometer
Sensor detection Warns if short circuit or not
connected
Tachometer
Sensor Laser sensor optional Sensor triggers on beam
reflection
Laser sensor range 10 cm to 2 m nominal Dependent on size of reflective
tape
Other sensor types supported Contact, TTL pulse Instrument has optically
isolated input
Power supply to sensor 5 V, 50 mA
TTL pulse rating 3.5 V (4 mA) min
28 V (5 mA) max
Off-state 0.8 V
Speed range 10 RPM to 300 000 RPM (0.2 Hz
to 5 kHz)
Pulse width at least 0.1 ms
Accuracy +/- 0.1 %
Parameter Indication
Maximum levels ›1000 g (10 000 m/s2),
›1000 in/sec (25 000 mm/s),
›100 in (2500 mm)
Effective limit is sensor
sensitivity and
output voltage
Dynamic signal range > 95 dB (typical at 400 line
resolution)
Harmonic distortion Less than -70 dB typical Other distortions and noise
are lower
Units g or m/s2 or adB
in/s or mm/s or vdB
mil or mm or μm
0-peak, peak-peak or RMS
Auto-scale by 1000x when
required
US & SI options for both adB
& vdB
Magnitude & cursors Overall RMS value, waveform
True pk-pk, dual cursors,
harmonics
Digital readouts on chart
Base accuracy ± 1% (approx. 0.1 dB) % of reading
High Frequency attenuation
≤ 0.1 dB 100 Hz to 10 kHz
≤ 3 dB >10 kHz to 40 kHz
Attenuation tolerances are in
addition to base accuracy
AC coupling attenuation
≤ 0.1 dB 10 Hz to <100 Hz
≤ 3 dB 1 Hz to <10Hz
Attenuation due to Integration
≤ 0.1 dB 10 Hz to <100 Hz
≤ 1.5 dB 1 Hz to <10 Hz
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
Or equivalent CPM values
Or orders-based from 1X to
999X
Fmin possible range 0 to Fmax Instrument zeroes all spectral
lines below Fmin
Resolution 400, 800, 1600, 3200, 6400 lines 3200 lines max. for dual
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) %
Dependent on Fmax and
number of lines
Number of averages 1, 2, 4, 8, 16, 32, 64, 128 Increases sampling time
proportionally
Averaging types Linear, exponential,
peak hold
Demodulation bandwidths 23 bandwidth options From 125 Hz to 1250 Hz up to
16 kHz to 20 kHz
6Pack Up to 40 kHz & 3200 lines Spectrum and waveform for
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
Ascent
®
, XML
Data storage Dual 1 GB non-volatile flash
memories
Database mirror copy on
second flash memory
Data storage structure Folders / machines / points /
locations /routes
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)
Readable in direct sunlight
Supported languages ENG, FRE, SPA, POR, RUS, CHI Firmware releases in English,
translations follow
Communication with PC USB and Ethernet PROFLASH to upgrade
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,
7.4 V, 4500 mAh
Operating time 10 hours Backlight on (60 second
time-out)
Charger type Internal charging,
automatic control
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,
IP65
Procedure: 26 drops following
MIL-STD-810F-516.5-IV
Hazardous locations CSA Class I, Division 2 (Groups
A, B, C, D)
Certification