Description

The Honeywell 8C-PCNT01 is a high-performance ControlNet communications module designed for seamless integration of Honeywell’s Experion® PKS control systems with Rockwell Automation’s ControlNet networks. As part of Honeywell’s C Series I/O family, this module enables deterministic, real-time data exchange between Experion controllers and third-party ControlNet-compatible devices like PLCs, drives, and remote I/O. The Honeywell 8C-PCNT01 operates as a bridge, translating ControlNet’s producer/consumer protocol into Honeywell’s native control environment, allowing process engineers to unify disparate automation systems without compromising data integrity or speed. With support for up to 99 nodes and 10 Mbps bandwidth, it ensures synchronized control across complex hybrid operations like batch processing and material handling.

Engineered for mission-critical applications, the module features dual-redundant ControlNet ports (coaxial BNC) and configurable data scan rates down to 2 ms. Its non-intrusive design allows online configuration changes via Experion’s Control Builder, minimizing commissioning downtime. The Honeywell 8C-PCNT01 delivers exceptional value by eliminating gateways in mixed-vendor environments, reducing latency for time-sensitive functions such as safety interlocks or closed-loop control. Certified for harsh industrial environments (-40°C to +70°C), this module exemplifies Honeywell’s commitment to interoperability and operational excellence in integrated automation architectures.

8C-PCNT01 HONEYWELL

Technical Specifications

Parameter Name	Parameter Value
Product Model	8C-PCNT01
Manufacturer	Honeywell
Product Type	ControlNet Communications Module
Network Protocol	ControlNet (Conforms to ControlNet International Spec)
Data Rate	5 Mbps (Standard), 10 Mbps (Turbo)
Max Nodes Supported	99
Redundancy	Dual-Port (Coaxial BNC)
Scan Time	Configurable: 2–100 ms
Isolation	1500 V AC (Field to System)
Power Consumption	1.8 W @ 5 V DC
Operating Temperature	-40°C to +70°C
Humidity Range	5–95% non-condensing
Certifications	ATEX, IECEx, cFMus, SIL 2
Backplane Interface	Honeywell C Series

Main Features and Advantages

Seamless Multi-Vendor Integration: The Honeywell 8C-PCNT01 eliminates protocol barriers by enabling native ControlNet communication within Experion PKS. Engineers map I/O tags directly in Control Builder without third-party gateways, reducing configuration time by 60% and eliminating single points of failure. Deterministic data transfer ensures <2 ms jitter for synchronized operations.

Robust Network Management: Dual BNC ports support trunk-line redundancy with automatic media fault recovery. The module’s scheduled/unscheduled bandwidth allocation prioritizes critical control data (e.g., ESD signals) over non-time-sensitive messages. Integrated diagnostics monitor node health, cable integrity, and data collision rates, feeding alerts to Experion’s system status display.

Operational Resilience: Engineered for extreme environments, the 8C-PCNT01 operates at -40°C without derating and withstands 5g vibration. Hot-swappable design allows replacement during live processes. Honeywell’s patented “bumpless transfer” technology prevents data loss during module swaps or network reconfigurations.

Application Field

The Honeywell 8C-PCNT01 is indispensable in hybrid control environments where Honeywell DCS integrates with Rockwell PLCs:

Oil & Gas: Synchronizes safety shutdown systems (ESD) between Experion and ControlNet-based fire & gas panels on offshore platforms.

Pharmaceutical: Unifies batch recipe execution across Honeywell batch managers and Rockwell motion controllers in FDA-compliant filling lines.

Power Generation: Coordinates turbine control (Experion) with balance-of-plant systems (ControlNet PLCs) in combined-cycle plants.

Manufacturing: Links Experion quality management systems to ControlNet-enabled robotic cells in automotive paint shops.

Minerals Processing: Enables real-time data exchange between Experion optimizers and Rockwell PLC-controlled conveyor networks.

8C-PCNT01 HONEYWELL

Related Products

Honeywell 8C-PAIO1: Analog I/O module for C Series, interfaces with 8C-PCNT01-connected devices.

Honeywell 8C-PDIO1: Digital I/O module for discrete control via ControlNet.

Honeywell 51110727-100: Redundant ControlNet cable system for critical 8C-PCNT01 installations.

Honeywell 8C-CTRL01: Experion controller module, hosts 8C-PCNT01 configurations.

Rockwell 1784-PCIC: ControlNet PCI card for engineering workstations managing 8C-PCNT01.

Honeywell 8C-PFIO1: Foundation Fieldbus module, complements ControlNet in hybrid networks.

Rockwell 1756-CN2/B: ControlNet module for Logix PLCs, communicates with 8C-PCNT01.

Honeywell 8C-PETH01: Ethernet/IP module, alternative integration path for non-ControlNet systems.