Surge protection, consisting of protective plug and base element, with integrated status indicator and knife disconnection for a 3-wire Ex i signal circuit with common reference potential. For HF applications. Indirect grounding via gas-filled surge arrester, HART-compatible. Can be used inside of a fieldbus-system according to the FISCO concept. More information: Operational conditions | Operating temperature (T-T) | -40 - 35 °C | ![](/p.gif) | Storage temperature (T-T) | -40 - 85 °C | ![](/p.gif) | Operating altitude | 0 - 2000 m | Power | Nominal input voltage | 24 V | Weight & dimensions | Weight | 59.4 g | ![](/p.gif) | Depth | 83.5 mm | ![](/p.gif) | Height | 105.8 mm | Features | Product colour | Blue | ![](/p.gif) | Material | Polybutylene terephthalate (PBT) | ![](/p.gif) | International Protection (IP) code | IP20 |
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