Overview
The Siemens 3SU1900-0AB71-0QA0 is a high-quality inscription plate designed as an essential accessory for the Siemens SIRIUS ACT line of control components. This round inscription plate is specifically for use with illuminated pushbuttons, providing clear and durable labeling for industrial control panels and machinery. Featuring a distinct milky white background with a highly visible black ‘O’ graphic symbol, it is typically used to denote “OFF,” “STOP,” or “ZERO.” Its robust construction ensures long-term readability in demanding industrial environments.
Benefit
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Enhanced Safety & Clarity: The standardized ‘O’ symbol provides universal, instant recognition for critical control functions (e.g., Stop/Off), improving operator safety and reducing errors.
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Optimal Compatibility: Fully compatible with the modular Siemens SIRIUS ACT series of pushbuttons and indicator lights, ensuring a perfect fit and seamless aesthetic integration.
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Durable Readability: The high-contrast design (milky plate, black font/symbol) maintains excellent visibility even under varying lighting conditions, and the material resists fading and wear.
Function
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Acts as a visual indicator for the “OFF” or “O” position on illuminated pushbuttons.
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Provides operator guidance in industrial and automation systems.
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Ensures compliance with standardized labeling for electrical panels.
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