R. Stahl
9411/24 Field device coupler 4 spurs
For connecting 4 (FISCO, Entity) fieldbus devices in Zone 2
Series 9411/24 Ex i field device couplers for Zone 2 with galvanic separation are used for interference-free connection of up to 4 intrinsically safe FF H1 or PROFIBUS PA field devices to the high-power trunk. The spurs with the ia type of protection can be used for fieldbus devices in Zones 1 and 2 and are protected by a short-circuit limiting function. The integrated power management minimises start-up and short-circuit currents. Available with screw or spring clamp terminals.
• For connecting 4 (FISCO, Entity) fieldbus devices in Zone 2
• Operation on a high-power trunk
• Reduced start-up current thanks to power management and short-circuit limiting with disconnection
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