Pepperl & Fuchs – HD2‑FBPS‑1.25.360 (189516) – FieldConnex® Fieldbus Power Hub

The Pepperl & Fuchs HD2‑FBPS‑1.25.360 (P/N 189516) is a FieldConnex® power supply module designed for fieldbus power hubs in hazardous locations. It transparently supplies power to FOUNDATION Fieldbus H1 and PROFIBUS PA networks with galvanic isolation and supports mix-and-match modules on the same motherboard. Built for high packing density with low heat dissipation and hot-swap capability, it suits demanding industrial automation environments.  

Key Features & Technical Specs

• Model / Part No.: HD2‑FBPS‑1.25.360 / 189516

• Function: Fieldbus power hub supply for FOUNDATION Fieldbus H1 & PROFIBUS PA  

• Input: 19.2–35 V DC, rated 670 mA → Trunk power 360 mA  

• Output: 25–28 V DC @ 360 mA; short-circuit 400 mA typical  

• Galvanic Isolation: 250 V eff. between segment and supply  

• Mounting: Plug-in module for motherboard; hot-swappable, tool-free change  

• Certifications: IEC 61158‑2, CE, Zone 2/Class I, Div 2, functional isolation per IEC 62103  

• Efficiency: Low heat (<2 W dissipation), ideal for densely packed racks  

• LED Status: Green (PWR), red blinking (ERR/overload)  

• Operating Temp: −40…+60 °C (-40…+140°F)