FBM04/39/44 Basic Information Model: FBM04/39/44 (Part Number: P0500RY) Manufacturer: Foxboro (Schneider Electric) Type: 4-Channel Isolated Analog Input + 4-Channel Isolated Analog Output Module System: I/A Series DCS Status: Obsolete (spare parts only) Variant Note: /39 & /44 denote specific termination/connector variants for field wiring interfaces Core Specifications Analog Input (4 Channels) Signal Range: 0–20.4 mA DC (4–20 mA selectable) Input Impedance: 250 Ω per channel Resolution: 12-bit Accuracy: ±0.05% of full span at 25 °C Isolation: Galvanic isolation (channel-to-channel, channel-to-ground) Analog Output (4 Channels) Signal Range: 0–20.4 mA DC (4–20 mA selectable) Max Load: 735 Ω per channel Resolution: 12-bit Accuracy: ±0.05% of full span at 25 °C Settling Time: 100 ms (1% band, 10–90% step) General Fieldbus: 2 Mbps redundant Power Supply: 24 VDC ±10% Power Consumption: Max 8 W Operating Temperature: -40 °C to +70 °C Environmental Grade: ISA S71.04 Class G3 Mounting: Standard I/A Series baseplate Hot Swappable: Yes (redundant config) Key Features 4AI + 4AO Combo: Integrates isolated analog input and output in one module Isolated Design: Full galvanic isolation eliminates ground loops and EMI Redundant Communication: Dual 2 Mbps fieldbus links ensure data reliability Hot-Swap Capable: Online replacement without system shutdown (redundant systems) Diagnostics: LED status indicators + DCS-based fault monitoring Application Input: Reads 4–20 mA signals from transmitters (pressure, flow, level, temperature) Output: Drives 4–20 mA actuators (control valves, I/P converters, positioners) Industries: Chemical, petrochemical, power, oil & gas, water treatment System Compatibility: I/A Series DCS (CP10/30/40/60 controllers) Variant Differences FBM04/39: Terminal block connector variant FBM04/44: Plug-in connector variant (P0500RY) FBM04: Standard 4AI/4AO module (non-isolated or different termination)