數字加速度計ZET 7152-N-VER.1傳感元件重量輕(僅1.5g)顯著降低了自質量負載效應,緊湊的尺寸(8.5×8.5×8.5mm)方便使用ZET 7152-N-VER.1數字加速度計測量小型工作區系統的振動。
傳感器安裝在被控對象上,通過接口模塊與電氣柜表示的數據采集節點相連。
數字加速度計ZET 7152-N-VER.1是一種集成三軸傳感元件的振動傳感器,通過三個相互垂直的軸X、Y、Z將加速度常數分量轉換成數字代碼。集成處理器數學計算振動速度和振動位移的大小。平均值計算為線性加速度的平均值,其余參數的均方根。
Instant values measurements: Specifications | |
---|---|
Measurement range (to be set in the software) | ±2 g (±18 m/s2) ±8 g (±70 m/s2) |
Output at 0 g | ±25 mg |
Frequency range | from DC up to 800 Hz |
Measurements tolerance (non-linearity, intrinsic noise) | 6 % FSO |
Offset 0 g, additional (caused by temperature fluctuations) | ±0,2 mg/10°C |
Measurements tolerance (caused by temperature fluctuations) | ± 0,1 % FSO/10°C |
Interaxial sensitivity | 1 % |
Sampling rate* | 250, 2500 Hz |
Technical specifications | |
Data transfer interface | CAN 2.0 |
Exchange speed | 100, 300, 1000 kbit/s |
Perfomance monitoring in real-time mode | Synchronization quality, data quality |
Measurements reliability control | Sensing element integrity control |
Operational specifications | |
Device power | 9 – 24 V |
Power consumption | 0,5 W |
Reverse polarity protection | yes |
Dimensions | 140×56×28 mm |
Weight | 300 g |
Operation temperature range | from -40 up to +80 °C |
Available product versions | Standard (steel package) Explosion-proof** (explosion safety of 0ExiaIICT6 X type) OEM (compound coating) |
Electromagnetic compatibility EMC | |
IEC 61000-4-2, ESD | contact 8 kV; air 15 kV |
IEC 61000-4-4, EFT | power supply 4 kV; signal 2 kV |
IEC 61000-4-5, Surge | 4000 V |
* Data compression algorithm – delta-coding with the posiibility of flexible data traffic distribution between the CAN-network transducers
** The cost is calculated on individual basis
Interface converter enables synchronization of digital sensors. This allows to observe mutual infuence in various measurement points. Synchronization accuracy at 1000 kbps CAN speed is ±1 µs.