Yokogawa 250 340 LSSF
The Yokogawa 250 340 LSSF is an analog panel meter designed for precise current measurement. This model 250-3 unit measures alternating current within a range of 0 to 5 AAC, with a scale calibrated from 0 to 500 AAC. It offers reliable monitoring suitable for various industrial applications. You can find this panel meter through BSP Automation, ensuring easy access to quality instrumentation for your control systems.
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Product Details for 250 340 LSSF
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FAQ
No. Connecting line current directly will destroy the meter's internal movement coil. You must run the main feeder through an external 500:5 ratio CT and connect the CT secondary (0–5A) to the meter terminals.
The meter accepts a direct 0–5 AAC input signal from an external Current Transformer (CT) and displays it on a dial calibrated from 0 to 500 AAC.
It belongs to the standard Yokogawa 250 series ("Big Look" style) panel meters. It features a surface-mount, square enclosure (typically 3.5-inch class) with standard rear terminal studs for direct cutout installation.
It uses an iron-vane movement mechanism, which provides true RMS response for standard 50/60 Hz AC current monitoring without requiring active electronics or DC rectification.
You can order the 250 340 LSSF through BSP Automation. As an independent supplier of YOKOGAWA parts, BSP Automation provides factory-new and hard-to-find legacy components with express global shipping and a minimum 1-year warranty.
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