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Home » Products » Vibration Analysers & Data Collectors » Dual Channel Vibration Data Collector DC 21

Dual Channel Vibration Data Collector DC 21

Dual Channel Vibration Data Collector DC 21
Dual Channel Vibration Data Collector DC 21
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Product Code : DC 21
Product Description

Dual Channel Vibration Analyser And Data Collector Dc21

Vibration Analyser Dc-21 Simple And Reliable Companion In Your Journey To Vibration Diagnostics.

DC-21 Has In Its Arsenal All Necessary Functions For Vibration Analysis Of The Following Industrial Equipment: Pumps, Ventilators, Exhausters, Turbines, Compressor, Electric Motors.

Small Dimensions And Weight (device Itself Weights Only 0,8 Kg), Long Operation Period (no Less Than 8 Hrs Of Work Without Charge), Ability To Work In Harsh Environments (IP65, Temp. -20 +50 C.), Embedded Software Applications (run-up/coast Down, Shock, Balancing, Magnitophone) Allows Dc-21 To Be An Useful Aid For Everyday Vibration Measurement And Diagnostics, As Well As For Vibration Adjustment Operations. 

Technical Specifications

Metrological

Number Of Measurement Channels

2

Voltage Change Range On Linear Input

±3В

Non-Linearity Of Afr (linear Input; Frequency Range From 0,5 Hz To 25600 Hz)

≤±5%

Limits Of Allowed Relative Error For Measurement Of Instant Voltage Values

±5%

Frequency Range In Spectra

From 0 To 25600 Hz

Upper Frequency Limits For Spectra Measurements

25, 50, 100, 200, 400, 800, 1600, 3200, 6400, 12800, 25600 Hz

Dynamic Range

≥70 Db

Resolution In Spectral Analysis

400, 800, 1600 Lines

Limits Of Allowed Relative Error For Rms Measurement Of Spectral Components

±10%

Maximum Amount Of Spectrums Saved (with Max Resolution)

800

Medium Frequencies Of 1/3 Octave Filters Of 3d Grade (GOST 17168-82)

800, 1000, 1250, 1600, 2000, 2500, 3200, 4000, 5000, 6400, 8000, 10000, 12800, 16000, 20000 Hz

Medium Frequencies Of 1/1 Octave Filters Of 3d Grade (GOST 17168-82)

50,100, 200, 400, 800, 1600, 3200, 6400,8000,12800,16000 Hz

Upper Frequency Limits For Envelope Spectra Measurements

25, 50, 100, 200, 400, 800, 1600, 3200, 6400,12800 Hz

Limits Of Allowed Relative Error For Rotating Frequency Measurement (from 2 To 500 Hz (from 120 To 30000 Rpm))

±1%

Limits Of Allowed Absolute Error For Phase Measurement (measurement Range 0-360 Degrees)

±5 Degrees

Phase Shift Between The Channels:

In Frequency Range 2…300 Hz,

≤±1 Degree

In Frequency Range 301…1000 Hz,

≤±5 Degrees

Channels Interaction

≤–100 Db

Vibration Parameters Measurement Range:

Acceleration (on The Base Frequency Of 160 Hz)

0,05 …1000 M/S2

Velocity (on The Base Frequency Of 80 Hz)

0,1…100 Mm/S

Displacement (on The Base Frequency Of 40 Hz)

1…1000 Mkm

General

Duration Of Continuous Work In Measurement Mode

≥10 Hours

Time Needed For Full Battery Charge

≤3 Hours

Expected Lifetime

10 000 Hours

Mass

1 Kg

Dimensions

210x110x35 Mm

Operation Conditions:

Temperature

20... +50 °С

Relative Humidity

30…90 %




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