FBM09B/14B

Basic Information

Model: FBM09B/14B

Manufacturer: Foxboro / Schneider Electric

Type: 32 Channel Isolated 48VDC Digital Input Module

System: I/A Series DCS

Status: Obsolete, spare part only

Specifications

Channel Count: 32 isolated digital input channels

Input Type: 48VDC dry contact and voltage level input

Logic Threshold: Low ≤6VDC, High ≥18VDC

Isolation: Galvanic isolation channel to channel, channel to ground

Response Time: ≤1 ms

Debounce: Software configurable

Fieldbus: 2 Mbps redundant fieldbus

Power Supply: 24VDC ±10%

Power Consumption: 5.5 W max

Operating Temperature: -20°C to +60°C

Environmental Rating: ISA S71.04 Class G3

Mounting: Standard I/A Series baseplate

Hot Swappable: Yes, in redundant configuration

Features

High density 32-channel isolated discrete input.Suitable for 48VDC field switch and dry contact signals.Full galvanic isolation eliminates ground loop and EMI interference.Redundant fieldbus ensures reliable data communication.Built-in self-diagnostic with LED status indicators.Supports hot-swap replacement without system shutdown.

Application

Monitor limit switches, valve position feedback, relay contacts and equipment interlock signals.Used for interlock logic, sequence control and equipment status monitoring.Applied in chemical, petrochemical, power, oil & gas and water treatment industries.