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- 超音波測量模塊。
- 需搭配Online4US 線上超音波和振動資產狀況監測器
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一般
功能
超音波測量模塊
操作
前置超聲機載和接觸式超聲波傳感器（由SDT International提供）
處理器
ARM Cortex-M4 @ 120MHz
量測通道
2個並行隔離通道
量測範圍
-10.0 to 120.0 dBµV
解析度
0.1 dB
量測帶寬
[35 kHz, 38kHz] U [39 kHz, 42 kHz] heterodyned to [0.5 kHz, 3.5 kHz]
信號放大
自動
環境
操作溫度
-20 to +55 °C (-4 to 131°F)
基本
材質
聚碳酸酯纖維
尺寸
71.6x89.7x54.9 mm (2.80”x3.50”x2.13”)
安裝
35 mm DIN-rail
重量
180g (6.35o)
電源
電源供應
24VDC +/- 10% (uses main power supply through internal DIN-rail connection, no external wiring is needed)
功耗
≈100mA
處理
訊號指示
信號RMS（具有可配置的RMS週期）
最大信號子RMS（在整個RMS週期內每250ms計算出的信號子RMS的最大值）信號峰值（在整個RMS週期內的絕對最大信號值）
信號波峰因數（峰值與RMS之比）取樣速率
64ksps
解析度
12bits
外部
兼容通過SMO或通過LEMO7和BNC輸出連接器使用外部設備進行動態測量和數據記錄 LEMO7 and BNC output connectors
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The US sensor module is the ultrasound conditioning and processing unit of the system. It collects analog ultrasound data (up to 2 sensors), computes all indicators and communicates this information to the main central unit.
The module is able to receive:- Structure borne US sensor;
- Airborne US sensor.
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General
Function
Ultrasound measurement module
Operable with
Preamplified ultrasound airborne and contact sensors (provided by SDT International)
Processor
ARM Cortex-M4 @ 120MHz
Measurement channel
2 parallel isolated channels
Measuring range
-10.0 to 120.0 dBµV
Resolution
0.1 dB
Measurement bandwidth
[35 kHz, 38kHz] U [39 kHz, 42 kHz] heterodyned to [0.5 kHz, 3.5 kHz]
Signal amplification
Automatic
Environmental
Operating temperature range
-20 to +55 °C | -4 to 131°F
Mechanical
Housing material
Polycarbonate
Dimensions housing
71.6x89.7x54.9 mm | 2.80”x3.50”x2.13”
Mounting
35 mm DIN-rail
Weight
180g | 6.35oz
Power
Power supply
24VDC +/- 10% (uses main power supply through internal DIN-rail connection, no external wiring is needed)
Power consumption
≈100mA
Processing
Signal indicators
Signal RMS (with configurable RMS period)
Maximum signal sub RMS (maximum of signal sub RMS computed each 250ms during whole RMS period) Signal Peak (absolute maximum signal value during whole RMS period)
Signal Crest Factor (peak to RMS ratio)Sample rate
64ksps
Resolution
12bits
External
Compatible for dynamic measurement and data recording using SDT or external devices through LEMO7 and BNC output connectors