Honeywell FSC FC-PSUNI2424 SPS6061-LF Modules

Name: Honeywell FSC FC-PSUNI2424 SPS6061-LF Modules
Brand: Honeywell

Model: FC-PSUNI2424 SPS6061-LF

Brand Honeywell

Series FSC FC-PSUNI2424 SPS6061-LF

Model FC-PSUNI2424 SPS6061-LF

RFQ-ready model route Obsolete and surplus sourcing Export follow-up by model list

Product Overview

Commercial availability is handled through direct RFQ, model verification and export-oriented follow-up rather than public cart checkout.

Submit RFQ Email This Model

Datasheet Preview

Use attached product manuals when available. If the manual is not public yet, request the full file directly through RFQ.

Request Full Manual

Commercial Path

Use This Page To Confirm The Model, Then Move To RFQ

Product pages on DRIVEKNMS are designed to verify model, brand and series first, then move the buyer into one clean quotation path.

Technical Dossier

Product Details And Specifications

Honeywell FSC Series Technical Notes

The Honeywell FSC (Fail Safe Controller) series is a dedicated safety instrumented system (SIS) platform engineered to IEC 61508 SIL 3 and IEC 61511 standards. It has accumulated a substantial installed base across global heavy industry sectors including petrochemical complexes, offshore oil and gas platforms, nuclear power generation facilities, and large-scale refinery operations. The FSC architecture operates as a standalone safety controller or in integration with Honeywell's Experion PKS distributed control system, providing certified emergency shutdown (ESD), fire and gas detection (F&G), and high-integrity pressure protection (HIPPS) functions. Its modular backplane design, redundant communication buses, and deterministic scan cycle make it a reference architecture for safety-critical applications where proof-test intervals extend to 10 years.

The Evolution of FSC Architecture

The FSC platform was introduced by Fail-Safe Controls B.V. (Netherlands) in the early 1990s and subsequently acquired by Honeywell. The original FSC hardware operated on a proprietary backplane bus with discrete I/O modules rated for SIL 2/3 applications. The first-generation chassis used the FC-RPSM rack power supply architecture with fixed voltage rails. The second-generation introduced the universal power supply concept, exemplified by the FC-PSUNI2424 SPS6061-LF, which consolidated 24 VDC input and 24 VDC output into a single field-replaceable unit, reducing spare parts inventory complexity for end users.

FSC Full Catalog & Functionalities (SKU List)

Power Supply Modules

FC-PSUNI2424 SPS6061-LF: 24 VDC in / 24 VDC out universal power supply, 24 A rated output, low-frequency variant, field-replaceable hot-swap unit for FSC main chassis.
FC-RPSM: Redundant power supply module for FSC rack; provides N+1 redundancy with automatic failover on primary PSU fault.
FC-PSU24: 24 VDC single-output power supply unit for non-redundant FSC configurations; standard chassis mount.

CPU / Controller Modules

FC-CPU02: FSC central processing unit, generation 2; supports firmware 10.x; dual-port Ethernet for peer-to-peer redundancy.
FC-CPU03: FSC central processing unit, generation 3; supports firmware 12.x; enhanced diagnostic coverage, compatible with Safety Manager integration.
FC-SDNM: Safety Data Network Module; manages inter-controller communication over the FSC safety data highway.

Digital Input (DI) Modules

FC-SDI-0808: 8-channel 24 VDC digital input module, SIL 3 certified; supports 1oo2 and 2oo3 voting configurations.
FC-SDI-1616: 16-channel 24 VDC digital input module; high-density I/O for large ESD matrix applications.
FC-SDIL-0808: 8-channel digital input module with HART pass-through; used in smart field device integration.

Digital Output (DO) Modules

FC-SDO-0808: 8-channel 24 VDC digital output module, SIL 3 certified; solid-state relay outputs rated 2 A per channel.
FC-SDO-0404: 4-channel high-current digital output module; 5 A per channel for direct solenoid valve actuation.
FC-SDOL-0808: 8-channel digital output module with line fault detection; monitors open-circuit and short-circuit conditions on output wiring.

Analog Input (AI) Modules

FC-SAI-0808: 8-channel 4–20 mA analog input module, SIL 2 certified; supports HART revision 5/6/7 for field device diagnostics.
FC-SAIL-0808: 8-channel analog input module with loop-powered transmitter supply; eliminates external field barriers in many installations.

Communication & Adapter Modules

FC-SCMM: Safety Communication Module; provides Modbus RTU and Modbus TCP gateway function between FSC and DCS historian.
FC-PNIM: PROFIBUS DP Network Interface Module; integrates FSC into PROFIBUS PA field device networks.
FC-ELIM: Ethernet Link Interface Module; dedicated Ethernet port for FSC remote engineering workstation access.

Sourcing Hard-to-Find & Obsolete FSC Parts

Q: How are RFQ terms confirmed?
A: Quantity, required condition, documentation needs, destination and sourcing route are confirmed during RFQ review before quotation.

Quality Control for the FSC Range

FSC modules present specific test challenges due to their safety-rated backplane bus architecture and dual-channel internal diagnostics. DriveKNMS applies the following test protocol to all FSC units prior to dispatch:

Continue The Model Path

Use system, brand and series routes to compare related published models.

Move from this exact model into the matching system hub, brand archive, model-family archive or lifecycle sourcing route before sending a final RFQ list.