Honeywell 900RNF-0200 Redundant CPM Rack for ControlEdge HC900

Overview

The Honeywell 900RNF-0200 is a redundant CPM rack engineered for the ControlEdge HC900 hybrid control system. Designed to support dual Control Processor Modules (CPMs), it enables true controller redundancy, ensuring uninterrupted operation in mission-critical applications. The rack integrates field and logic power distribution, an embedded communication backplane, and EMI shielding for enhanced signal integrity and reliability. Compact and durable, it is ideal for use in both local and distributed I/O configurations.

Technical Specifications

• Model Number: 900RNF-0200

• Series: ControlEdge HC900

• Product Type: Redundant CPM Rack / I/O Rack

• CPU Slots: Two (supports redundant CPM installation)

• Backplane: Integrated with logic power and communication bus

• Power Distribution: Internal logic and field power terminals

• Material: Metal enclosure with EMI spring shielding for noise immunity

• Dimensions (L × W × H): 259 mm × 200 mm × 40 mm (10.2 in × 7.9 in × 1.6 in)

• Weight: Approximately 0.9 kg (1.98 lbs)

• Mounting Type: Panel or enclosure mounting

• Operating Temperature: 0°C to +60°C (32°F to 140°F)

• Storage Temperature: -40°C to +85°C (-40°F to 185°F)

• Humidity Range: 10% to 95% RH, non-condensing

• Compatibility: Fully compatible with ControlEdge HC900 and Experion PKS systems

• Country of Origin: USA

• Condition: New, factory-sealed

• Warranty: 12 months standard

Key Features

• Dual-Processor Support: Accommodates two CPM modules for complete redundancy.

• Integrated Power Distribution: Provides both logic and field power terminals for simplified wiring.

• Enhanced EMI Protection: Metal enclosure with EMI springs ensures signal stability in noisy industrial environments.

• Compact Rack Design: Optimized size for control cabinets and distributed I/O stations.

• Flexible Installation: Suitable for both local and remote HC900 system configurations.

• High Reliability: Designed for continuous operation in critical process control and automation systems.

Application Scenarios

• Process industries requiring uninterrupted system uptime, such as chemical, oil and gas, and power generation.

• Manufacturing automation systems with redundant control architectures.

• SCADA and distributed control applications with local or remote I/O stations.

• Industrial plants requiring fault-tolerant and high-availability controller setups.

FAQs

• Q1: What is the primary function of the 900RNF-0200 rack?
  It provides a housing and backplane interface for redundant CPMs, ensuring continuous system control in the event of a processor failure.

• Q2: Can this rack be used for remote I/O expansion?
  Yes, it supports both distributed and remote configurations within HC900 networks.

• Q3: Does it support redundant power supply configurations?
  Yes, it works in systems equipped with redundant power modules for uninterrupted operation.

• Q4: Is this product compatible with previous Honeywell HC900 systems?
  Yes, it maintains full backward compatibility with earlier HC900 CPM modules.

• Q5: How is EMI protection implemented?
  The rack features a conductive metal housing with EMI springs that minimize interference and signal degradation.