C300 distributed control system 8C-PCNTO3‌ controller module

The ‌Honeywell 8C-PCNTO3‌ is a high-performance controller module designed for Honeywell’s Series 8 C300 distributed control system (DCS), serving as the computational core for process automation in critical industrial applications. This ruggedized controller features deterministic control execution with sub-millisecond response times, making the ‌8C-PCNTO3‌ ideal for complex continuous and batch process control scenarios where reliability and precision are paramount.

12

Get A Quote
Contact Us

The ‌Honeywell 8C-PCNTO3‌ is a high-performance controller module designed for Honeywell’s Series 8 C300 distributed control system (DCS), serving as the computational core for process automation in critical industrial applications. This ruggedized controller features deterministic control execution with sub-millisecond response times, making the ‌8C-PCNTO3‌ ideal for complex continuous and batch process control scenarios where reliability and precision are paramount.

As part of Honeywell’s Experion® PKS architecture, the ‌8C-PCNTO3‌ supports both redundant and non-redundant configurations with automatic failover capabilities. Its modular design integrates seamlessly with Series 8 I/O subsystems while providing native support for advanced control strategies including PID loops, sequential function charts, and custom function blocks. The ‌Honeywell 8C-PCNTO3‌ establishes new benchmarks for controller availability with built-in ECC memory protection and dual-layer diagnostic routines.

Technical Specifications

Parameter Name Parameter Value
Model 8C-PCNTO3
Manufacturer Honeywell
Type Controller Module
Processor Dual-core 1.2GHz Power Architecture
Memory 2GB DDR3 with ECC
Control Execution Rate 50ms (configurable to 10ms)
Max I/O Capacity 1024 points
Redundancy Support Hot standby (<500ms switchover)
Communication Protocols ControlNet, Ethernet/IP, Modbus TCP
Power Supply 24VDC (18-56VDC range)
Operating Temperature -20°C to 70°C
Humidity Range 5-95% non-condensing
Dimensions 200mm × 150mm × 40mm
Certifications ATEX, IECEx, SIL 2

Main Features and Advantages:

The ‌Honeywell 8C-PCNTO3‌ delivers exceptional control performance through its deterministic execution environment (CEE), ensuring precise timing for critical control loops17. Its dual-processor architecture separates control execution from communication tasks, guaranteeing consistent performance even during network congestion.

Advanced diagnostics: Continuous self-monitoring of CPU load, memory usage and I/O health enables predictive maintenance. The ‌8C-PCNTO3‌ features configurable alarm thresholds with timestamped event logging for comprehensive system auditing.

Engineering efficiency: Native support for IEC 61131-3 programming languages and Honeywell’s Control Function Blocks (CFBs) accelerates application development. The controller maintains full backward compatibility with existing C300 applications, protecting legacy investments.

Application Areas:

  • Oil & Gas: Crude distillation unit control
  • Chemical: Batch reactor sequencing
  • Power Generation: Turbine governor control
  • Pharmaceutical: CIP/SIP process automation
  • Water Treatment: Membrane filtration control

Related Products:

  1. 8C-PCNT02‌: Non-redundant controller variant
  2. 8C-PCNR02‌: Redundant controller pair
  3. 8C-TAILA1‌: Analog input terminal board
  4. 8C-TAOHA1‌: Analog output terminal board
  5. 8C-TDILA1‌: Digital input terminal board
  6. 8C-TDODA1‌: Digital output terminal board

Installation and Maintenance:

Installation preparation: Verify rack compatibility and grounding requirements before installing the ‌Honeywell 8C-PCNTO3‌. Ensure proper ventilation clearance and use only specified power supply ratings.

Maintenance recommendations: Perform quarterly firmware validation and annual memory diagnostics. The ‌8C-PCNTO3‌ supports online module replacement without process interruption when properly configured in redundant systems.

Product Assurance:

Honeywell provides 12-month warranty coverage for the ‌8C-PCNTO3‌, including global technical support and firmware updates. Each controller undergoes 72-hour burn-in testing with complete functional verification prior to shipment. Lifetime product support ensures long-term availability of spare components and engineering documentation.

05701-A-0325 DC input card

Reviews

There are no reviews yet.

Be the first to review “C300 distributed control system 8C-PCNTO3‌ controller module”

Your email address will not be published. Required fields are marked *

Scroll to Top