PFCA401SF_ABB_PRODUCT_吉林易择科技技术发展有限公司

Key Technical Features Ultra-Fast Protection <1μs short-circuit isolation response Dual-channel independent protection Automatic self-recovery functionality Signal Integrity Preservation Ultra-low insertion loss (<0.1dB) Advanced digital signal conditioning 1500V DC galvanic isolation Explosion-Proof Design [Ex ia] IIC T4 Ga certification 316L stainless steel enclosure IP66 protection rating Advanced Diagnostics Dual-color LED per channel (green/red) Fault counter with non-volatile memory Remote diagnostic capability via DCS Technical Specifications Characteristic Specification Operating Voltage 9-17.5V DC (PA bus powered) Max. Short-Circuit Current 450mA per channel Signal Bandwidth 7.8kHz-39kHz (PROFIBUS PA) Response Time 800ns typical Ambient Temperature -40°C to +85°C Hazardous Certifications ATEX, IECEx, FM, CSA, NEPSI Typical Applications ✔ Offshore oil platforms ✔ Petrochemical processing ✔ Pharmaceutical manufacturing ✔ Grain handling facilities ✔ Paint/coating production lines

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DESCRIBE

The ABB PFCA401SF is an advanced intrinsically safe fieldbus segment protector specifically engineered for PROFIBUS PA networks in hazardous industrial environments. This critical safety component provides instantaneous short-circuit protection while ensuring uninterrupted communication in explosive atmospheres.

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