Honeywell C300 Modules

Technical Dossier

Product Details And Specifications

Honeywell C300 Series: Comprehensive Module Range and Technical Overview

The Honeywell C300 Controller series is a core component of the Experion PKS (Process Knowledge System) distributed control system platform. Deployed across global heavy industry — including petrochemical complexes, nuclear power stations, LNG terminals, and crude oil refineries — the C300 architecture represents one of the most widely installed DCS controller families in continuous process environments. Its modular I/O subsystem, built around the CIOM-A (Cabinet I/O Module Assembly) backplane, supports deterministic control loops with scan rates down to 50 ms and redundant communication paths via the FTE (Fault Tolerant Ethernet) network. Installed base estimates place C300 deployments in over 60 countries, with lifecycle support commitments extending through the 2030s for select hardware revisions.

The Evolution of C300 Architecture

The C300 controller was introduced as the successor to the Honeywell HC900 and legacy TDC 3000 platforms, designed to unify process control and safety instrumented systems under a single Experion PKS supervisory layer. Early hardware revisions (R100–R200) established the CIOM-A backplane standard with 12-slot I/O capacity per assembly. Subsequent firmware releases (R310, R400, R500) introduced enhanced redundancy options, expanded FTE bandwidth, and compatibility with HART pass-through for field device diagnostics. The R500 series added support for Advanced Process Control (APC) integration and OPC-UA connectivity. Migration from legacy TDC 3000 HPM modules to C300 is a documented upgrade path, with Honeywell providing coexistence guidelines for mixed-generation installations. Plants operating pre-R300 hardware should note that certain communication modules have reached end-of-manufacturing (EOM) status, though field-replaceable units remain available through authorized distributors and specialist spare parts suppliers.

C300 Full Catalog & Functionalities (SKU List)

The following SKUs represent the verified C300 and CIOM-A compatible module range, classified by functional category. All models listed are confirmed Honeywell Experion PKS C300 series components.

Controllers

• CC-PCF901: C300 Process Controller, standard redundancy-capable CPU module
• CC-PCF902: C300 Process Controller, enhanced memory revision for large loop counts
• CC-RCF901: C300 Redundant Controller Module, paired with CC-PCF901 for hot-standby operation

Analog Input Modules

• CC-PAIH01: 8-channel analog input, 4–20 mA HART, high-density CIOM-A format
• CC-PAIH02: 8-channel analog input, 4–20 mA HART, extended diagnostics revision
• CC-TAIX11: 8-channel analog input, thermocouple/RTD, universal input type selection
• CC-TAIX51: 16-channel analog input, thermocouple, high-channel-count I/O assembly

Analog Output Modules

• CC-PAOH01: 8-channel analog output, 4–20 mA HART, loop-powered field devices
• CC-PAOH02: 8-channel analog output, HART revision 2, enhanced fault detection

Digital Input Modules

• CC-PDIL01: 24-channel digital input, 24 VDC, isolated field contacts
• CC-TDIL01: 32-channel digital input, 24 VDC, high-density terminal assembly

Digital Output Modules

• CC-PDOB01: 16-channel digital output, 24 VDC sourcing, solid-state relay compatible
• CC-TDOB01: 32-channel digital output, 24 VDC, high-density format

Network & Communication Modules

• CC-INWE01: Network Expansion Module, extends CIOM-A backplane via FTE Ethernet segment
• CC-INWE02: Network Expansion Module, dual-port revision for redundant FTE ring topology
• CC-SCMB02: Serial Communication Module, RS-232/RS-485, Modbus RTU gateway function

Power Supply Modules

• CC-PWR001: CIOM-A backplane power supply, 24 VDC input, 40 W rated output
• CC-PWR002: Redundant power supply module, hot-swap capable, paired with CC-PWR001

Sourcing Hard-to-Find & Obsolete C300 Parts

DriveKNMS maintains a dedicated inventory program for Honeywell C300 and CIOM-A modules that have reached end-of-manufacturing (EOM) or end-of-life (EOL) status with the OEM. For facilities operating legacy hardware revisions (R100–R310), sourcing replacement modules through standard distribution channels is increasingly constrained. DriveKNMS sources verified C300 spare parts through decommissioned plant asset recovery, authorized surplus channels, and long-term storage programs. All units are inspected against original Honeywell hardware revision documentation prior to dispatch. Emergency same-day quotation is available for critical process shutdowns. Customers requiring long-term maintenance agreements (LTMAs) for C300 hardware beyond OEM support windows are encouraged to contact the technical team directly to discuss multi-year inventory reservation contracts.

Quality Control for the C300 Range

C300 modules incorporate complex CIOM-A backplane bus interfaces and FTE network stacks that require specialized test procedures beyond standard power-on verification. DriveKNMS applies a structured inspection protocol to all C300 units: visual inspection of backplane connector pins and PCB surface for corrosion or mechanical damage; firmware revision verification against Honeywell hardware compatibility matrices; functional loop-back testing of analog I/O channels using calibrated signal sources traceable to NIST standards; HART communication validation for all HART-capable analog modules; and FTE network segment simulation for communication modules including the CC-INWE01 and CC-INWE02. Digital output modules are tested under resistive load conditions to verify solid-state switching integrity. All test records are retained and available upon request with each shipment.