Woodward 8290-191

Description

Woodward 8290-191

Woodward 8290-191 是一款高性能的输入模块，专为电气系统、电镀和电解行业中的交流大电流测量和控制而设计。该模块采用独特的Rogowski原理，摒弃了传统的互感器原理或霍尔原理中必须使用的磁芯，使得产品的输入范围广泛且不影响性能。此外，它还具有响应时间快、频响宽、线性好、精度高等特点。

规格：

型号：8290-191
额定输入：0～20 kaac
额定输出：0～20 madc, 0～5 vdc, 4～20 madc
精度：1.0级
线性范围：0～120%
隔离耐压：5000vdc/1分钟
辅助电源：+12vdc, ±12vdc, +24vdc
工作温度：-20℃～+60℃
尺寸：长x宽x高=86x70x73mm（积分器）

作用特征：

产品输入无饱和：由于采用Rogowski原理，摒弃了传统方法中的磁芯，使得输入范围广泛且不影响性能。
响应时间快：响应时间可以达到us级别，适用于电力系统中的故障录波等方面。
产品频响宽：频宽范围可以达到20khz以上，适用于输入波形复杂等信号检测。
产品线性好：输出的线性度可以达到0.2%，能准确反映输入信号的大小。
产品精度高：整体的精度在1%以内。
体积小、重量轻：相比传统方法的产品，在相同输入量程的条件下，本产品的体积更小、重量更轻¹。

应用领域：
Woodward 8290-191 输入模块适用于电气系统、电镀和电解行业中的交流大电流测量和控制。由于其独特的Rogowski原理、快速响应时间、宽频响、良好线性、高精度以及小巧轻便的特点，使得它在这些领域中有广泛的应用前景

The Woodward 8290-191 is a high-performance input module specifically designed for the measurement and control of large AC currents in electrical systems, electroplating, and electrolysis industries. This module employs a unique Rogowski principle, eliminating the need for a magnetic core typically required in traditional transformer or Hall-effect principles, providing a wide input range without compromising performance. It also boasts features such as fast response time, wide frequency response, excellent linearity, and high accuracy

Specifications:

Model Number: 8290-191
Rated Input: 0～20 kaac
Rated Output: 0～20 madc, 0～5 vdc, 4～20 madc
Accuracy: 1.0 grade
Linearity Range: 0～120%
Isolation Voltage: 5000vdc/1 minute
Auxiliary Power Supply: +12vdc, ±12vdc, +24vdc
Operating Temperature: -20℃～+60℃
Dimensions: Length x Width x Height = 86x70x73mm (Integrator)

Functional Features:

Unsaturated Product Input: Due to the use of the Rogowski principle, the need for a magnetic core in traditional methods is eliminated, providing a wide input range without compromising performance.
Fast Response Time: Response time can reach us-level, suitable for fault recording in power systems.
Wide Product Frequency Response: Frequency response can reach up to 20khz, suitable for signal detection with complex input waveforms.
Excellent Product Linearity: Output linearity can reach 0.2%, accurately reflecting the magnitude of the input signal.
High Product Accuracy: Overall accuracy is within 1%.
Compact and Lightweight: Compared to traditional products, the Woodward 8290-191 offers a smaller size and lighter weight for the same input range

购买咨询热线
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