品牌: AI-TEK (原 AIRPAX)
型号: 70085-3030-204
类型: 磁电式自感应 (Variable Reluctance)
螺纹规格: 3/4-20 UNEF-2A
外壳长度: 约 3.000 英寸
端接方式: 2-Pin 军标连接器 (MS 接口)
工作温度: -73°C 至 +107°C
输出电压: 54 V(P-P) 最小 (在特定条件下测试)
直流电阻: 120 欧姆
产品的详情信息
AI-TEK 70085-3030-204(原 AIRPAX)是一款专为严苛工业环境设计的磁电式转速传感器,属于其经典的高输出系列。该传感器利用磁阻原理工作,无需外部电源即可将旋转部件(如齿轮、开槽轴或轴承架)的机械转速转换为成比例的交流电信号。凭借其卓越的可靠性和极宽的工作温度范围,该型号已成为全球动力设备、涡轮机监控及重型机械转速反馈系统的核心组件。
核心性能与行业应用
从性能表现来看,70085-3030-204 具备极高的灵敏度和出色的抗干扰能力。其磁感应头经过精密设计,能够捕捉到极微小的磁通量变化,从而在宽广的转速范围内提供连续、清晰的方波或正弦波信号。在行业应用中,它被广泛部署于石油天然气、航空航天配套设备、轨道交通以及大型发电机组中。由于其内部无运动部件,且采用了全不锈钢外壳封装,该传感器在面对高振动、高湿度以及具有轻微腐蚀性的工况时,依然能够保持数十万小时的无故障运行时间。
技术参数深度解析
该传感器的物理结构紧凑,采用了标准的 3/4-20 UNEF 螺纹,便于在各种机械壳体上进行精准的深度调节。其内部线圈阻值经过优化,确保了在高速旋转下仍能输出高幅值的电压信号,降低了后端信号调理电路的门槛。其工作环境温度上限可达 107°C,下限可低至 -73°C,这种极端的耐受力使其能够安装在发动机舱或寒冷地带的室外机械上。2-Pin 的 MS 军标连接器设计,不仅提供了优异的电气接触稳定性,还具备极强的防脱落特性,有效保障了数据传输的完整性。
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