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VM-9504L四通道低頻振動分析儀VM9504L
執行標準: ISO2954-1975 ; GB3824-92
一、用途
主要用于各類大型旋轉機器軸承和轉軸的振動測量與評估、轉速測量、轉子低速動平衡試驗和平衡加重計
算、建立振動數據檔案、振動故障診斷等。
二、特點
1.獨立的四個振幅測量通道和一個轉速測量通道,可測量轉速低至60Rpm。
2.儀器具有優良的相頻特性和幅相特性。儀器無遲后角,相位測量準確度可達到±1°。
3.具有振幅靈敏度設定功能,便于現場比對及計量標定,確保振幅測量的準確性,可適配各種靈敏度的傳感
器。
4.具有軸晃擺扣除功能。
5.具有頻率分析功能。可對復雜的振動進行頻率分析,以利振動故障診斷。
6.大容量的數據存儲功能。一次可存儲10000幅屏幕數據和操作信息。
7.設有實時時鐘和USB串行通信接口,可將所存數據傳至計算機形成數據表格、波德圖、振型圓圖、軸心位置
圖、頻譜圖和振動趨勢圖。建立振動數據檔案,以便查詢和打印輸出。
8.可與NB7200、NB3300、NB3500、RSM700等振動在線監測系統(TSI)配套使用。進行振動分析和動平衡試驗,
無須另外加裝傳感器和傳輸電纜。
9.集測量和平衡加重計算于一體,有多種平衡計算程序可供選擇使用。
10.配置寬視角、帶背光、大屏幕LCD顯示屏,顯示所有的測量和操作信息。操作簡便,一目了然。
11.體積小(260×170×70mm),重量輕(1.5kg)。
12.交直流兩用, 內置7.4V/4000mAh,可充V鋰電池可連續工作8小時以上(不帶背光)。
三、技術指標
1.頻率范圍:10~1000Hz (配磁電式速度傳感器)。
3~1000Hz (配電渦流位移傳感器)。
2.振幅測量范圍和準確度:位 移:0~999 μmp-p,響應振動位移的峰峰值。
速 度:0~100.0 mm/s,響應振動速度的有效值。
準確度:±5%±1個字 (包括傳感器誤差在內)。
3.頻率響應誤差:當配用磁電式速度傳感器時,在10Hz和1000Hz兩個極端頻率點上,靈敏度較80Hz時不低于
30%。在15~800Hz頻率范圍內,靈敏度相對于80Hz時最大波動≤±5%。
當配用電渦流位移傳感器時,在3~1000Hz頻率范圍內,靈敏度相對于80Hz時最大波動
≤±5%。
4.相位測量范圍和準確度:0~360°,
在20~100Hz頻率范圍內,相位準確度為±1°。
在3~20Hz和100~500Hz兩個頻率范圍內,相位準確度為±3°,無儀器遲后角。
5.轉速測量范圍和準確度:5 ~ 6000rpm±1rpm。
6000~60000rpm±0.02%。
6.工作環境條件:溫度:0~50℃;濕度:85%。
7.體積、重量:260mm×170mm×70mm;1.5kg。
8.電源:交流電壓 160~265V/0.2A
直流電壓 6~8.4V/0.3A
鋰電池壽命:可反復充放電500次以上,充足電時間6~8小時,放電時間8小時。
四、系統配置 (用戶根據需要選配)
1.VM-9504型4通道振動分析儀 1臺
2.MLV-8型磁電式速度傳感器 (測瓦振,含30m電纜和磁力吸座) 4套
3.MLW-3300型電渦流位移傳感器(測軸振,含30m電纜) 4套
4.LK-3型光電鑒相器(須在轉軸上粘貼光靶,含20m電纜) 1套
5.MLW-3300型電渦流鑒相器(須在軸上開凹凸鍵,含20m電纜) 1套
6.萬向鵝頸磁力支架(裝夾LK-3光電鑒相器用) 1套
7.振動分析軟件包(光盤) 1張
8.便攜式PC機(用戶自選) 1臺
9.2米長兩端Q9型同軸電纜信號線(用于配接本特利NB3000系列TSI在線監測系統) 5根
10.2米長一端SMB型另一端Q9型同軸電纜信號線(用于配接飛利普MMS6000系列TSI在線監測系統) 5根
11.牛皮運輸箱 1個
建議:由于光電鑒相器是易損部件,又是關鍵部件,為了可靠起見,建議用戶多訂一支以作備份。
VM-9504L four channel low frequency vibration analyzer VM9504L
Executive standard: ISO2954-1975; GB3824-92
A, use
Mainly used for vibration measurement and evaluation,speed measurement, all kinds of large rotating machineryrotor bearing and shaft speed dynamic balance test andbalance weighting meter
Count, establish the vibration fault diagnosis of vibrationdata files, etc..
Two, characteristics
1 independent four amplitude measurement channel and a speed measuring channel, capable of measuring low speed to 60Rpm.
The 2 instrument is excellent and the phase frequency characteristic of amplitude and phase characteristics. The instrument without lag angle, phase measurementaccuracy can reach ± 1 °.
3 with amplitude sensitivity setting function, convenient field alignment and measurement calibration, ensure the accuracy of amplitude measurement, sensor capable of adapting to various sensitivity
Device.
4 axis sway deduction function.
The 5 has a frequency analysis function. Can carry out frequency analysis on the complexity of the vibration, thevibration fault diagnosis.
6 large capacity data storage function. Can store 10000screen data and operating information a.
7 is provided with a real-time clock and the USB serial communication interface, can be stored data to computerdata form, Bode plots, vibration, axial position chart
Diagram, frequency spectrum and vibration trend graph.Establishment of vibration data files, so that the queryand print output.
8 and NB7200, NB3300, NB3500, RSM700 and otheronline vibration monitoring system (TSI) supporting the use of. Vibration analysis and dynamic balance test,
No additional sensors and transmission cable.
Weighting calculation in one of 9 sets of measurements and balance, there are a variety of equilibrium calculationprogram available.
The 10 configuration wide viewing angle, with backlight,large screen LCD display, display of measurement and all operational information. Simple operation, stick out a mile.
11 small size (260 x 170 x 70mm), light weight (1.5kg).
12 AC-DC dual-use, built-in 7.4V/4000mAh, rechargeable V lithium battery can work continuously for 8 hours (with no backlight).
Three, technical indicators
The 1 frequency range: 10 ~ 1000Hz (withmagnetoelectric speed sensor).
3 ~ 1000Hz (distribution of eddy current displacement sensor).
2 amplitude measurement range and accuracy: Shift: 0 ~ 999 μ mp-p, the peak to peak vibration displacement response
Speed: 0 ~ 100 mm/s, the effective value of vibration response speed.
Accuracy: ± 5% ± 1 words (including sensor error).
3 frequency response error: when using magnetoelectric speed sensor, 10Hz and 1000Hz in the two extremepoints of frequency, sensitivity is not less than 80Hz
30%. In the 15 ~ 800Hz frequency range, sensitivity with respect to 80Hz maximum fluctuation ≤± 5%.
When using eddy current displacement sensor, in 3 ~ 1000Hz frequency range, sensitivity with respect to the maximum wave 80Hz
≤± 5%.
The 4 phase measurement range and accuracy: 0 ~ 360 °,
In the 20 ~ 100Hz frequency range, the phase accuracy of ± 1 °.
In 3 ~ 20Hz and 100 ~ two 500Hz frequency range, the phase accuracy of ± 3 °, no instrument lag angle.
5 speed measuring range and accuracy: 5 ~ 6000rpm + 1rpm.
6000 - 60000rpm + 0.02%.
6 environmental conditions: temperature: 0 ~ 50 ℃;humidity: 85%.
The 7 volume, weight: 260mm * 170mm * 70mm; 1.5kg.
8 Power: AC voltage of 160 ~ 265V/0.2A
DC voltage 6 ~ 8.4V/0.3A
Lithium battery life: repeated charge and discharge more than 500 times, with adequate time 6 ~ 8 hours,discharge time of 8 hours.
Four, the system configuration (according to the requirement of user selection)
Type 1.VM-9504 4 channel vibration analyzer 1 set
The 2.MLV - 8 type magnetoelectric speed sensor(measurement of bearing vibration, containing 30m cable and the magnetic seat) 4
3.MLW-3300 type eddy current displacement sensor(measuring axis vibration, containing 4 sets of 30m cable)
4.LK-3 type photoelectric detector (must paste the light target, the rotating shaft with 20m cable) 1
5.MLW-3300 type eddy current detector (must be openconvex keys, on the shaft with 20m cable) 1
6 universal gooseneck magnetic stent (clamping LK-3 photoelectric detector with) 1
7 vibration analysis software package (CD) 1
8 portable PC machine (option) 1
The 9.2 meter long ends of type Q9 coaxial cable signal line (for adapting Bentley NB3000 series TSI onlinemonitoring system) 5
The 10.2 meter long end of the SMB type on another endof type Q9 coaxial cable signal line (connected with thePhilips MMS6000 series TSI online monitoring system for) 5
11 leather transport box 1
Suggestion: the photoelectric detector is vulnerable components, and is a key component, to play safe,suggest the user for a backup.