330780-50-00前置器是一種電子信號處理器：
一、基本屬性
品牌：本特利（Bently）
型號：330780-50-00
產(chǎn)地：美國
二、技術(shù)規(guī)格
供電電壓：±15Vdc至18Vdc（另有說法為24V或24VDC）
輸出方式：限幅±10V輸出
輸出阻抗：不大于10Ω
最大輸出電流：50mA
消耗電流：不大于12mA
靈敏度誤差：在±7.5%以內(nèi)
工作溫度：不同來源給出的數(shù)據(jù)有所不同，有-30℃至100℃（選用25探頭前置器時）、-35°C至+65°C、0°C~+45°C（在特定測試條件下）等說法，另有說法稱工作溫度可達150°C（供電電壓為24V時）
溫度范圍：0°~120°（某商家提供的數(shù)據(jù)）
外形尺寸：12*10*5mm
精度：對于經(jīng)校準(zhǔn)的探頭及延伸電纜，互換同型號的前置器帶來的誤差不超過±5%
電源變化影響：電源每變化1V，輸出變化不超過±0.02%
溫漂系數(shù)：不大于0.05%/℃（在特定工作溫度范圍內(nèi)）
三、功能特點
為探頭線圈提供高頻交流電流。
對接收到的信號進行處理，生成隨探頭端面與被測金屬導(dǎo)體間距線性變化的電壓或電流信號。
四、應(yīng)用領(lǐng)域
330780-50-00前置器通常用于需要精確測量金屬導(dǎo)體間距的場合，是工業(yè)監(jiān)測和控制系統(tǒng)中的重要組件。
五、注意事項
在使用330780-50-00前置器時，應(yīng)確保供電電壓穩(wěn)定，并在規(guī)定的工作溫度范圍內(nèi)使用。
定期對前置器進行校準(zhǔn)和維護，以確保其測量精度和性能。
The 330780-50-00 preamplifier is an electronic signal processor:
1、 Basic attributes
Brand: Bently
Model: 330780-50-00
Origin: United States
2、 Technical specifications
Supply voltage: ± 15Vdc to 18Vdc (also known as 24V or 24VDC)
Output mode: Limiting ± 10V output
Output impedance: not greater than 10 Ω
Maximum output current: 50mA
Current consumption: not exceeding 12mA
Sensitivity error: within ± 7.5%
Working temperature: The data provided by different sources may vary, ranging from -30 ℃ to 100 ℃ (when using a 25 probe preamplifier)- There are claims such as 35 ° C to+65 ° C, 0 ° C to+45 ° C (under specific testing conditions), and another claim that the operating temperature can reach 150 ° C (when the supply voltage is 24V)
Temperature range: 0 °~120 ° (data provided by a certain merchant)
Dimensions: 12 * 10 * 5mm
Accuracy: For calibrated probes and extension cables, the error caused by exchanging the same model of preamplifier shall not exceed ± 5%
Impact of power supply changes: For every 1V change in power supply, the output change does not exceed ± 0.02%
Temperature drift coefficient: not greater than 0.05%/℃ (within a specific working temperature range)
3、 Functional Features
Provide high-frequency AC current to the probe coil.
Process the received signal to generate a voltage or current signal that varies linearly with the distance between the probe end face and the measured metal conductor.
4、 Application Fields
The 330780-50-00 preamplifier is typically used in situations where precise measurement of metal conductor spacing is required and is an important component in industrial monitoring and control systems.
5、 Precautions
When using the 330780-50-00 preamplifier, it should be ensured that the power supply voltage is stable and used within the specified operating temperature range.
Regularly calibrate and maintain the preamplifier to ensure its measurement accuracy and performance.
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