FC-IOTA-NR24 I/O Termination Assembly Honeywell

Honeywell IOTA-NR24 Non-Redundant IO Termination Assembly

The IOTA-NR24 provides reliable IO termination for safety instrumented systems up to SIL 3 compliance. This assembly delivers flexible configuration options for various industrial automation applications.

Key Features

• SIL 3 compliance with IEC 61508/61511 safety standards
• Supports one RUSIO-3224 or RUSLS-3224 module
• 32 universal IO channel connections for flexibility
• Four identical V+ connections for active AI devices
• Dual RJ45 connectors for 100MB Ethernet communication
• 24V power connection to carrier power rails

Technical Specifications

• Model: IOTA-NR24 IO Termination Assembly
• Operating Temperature: -40°C to +70°C range
• Storage Temperature: -40°C to +85°C capability
• Relative Humidity: 10% to 95% non-condensing
• Power Supply: 24V DC (-15% to +30% range)
• Supply Load: Maximum 10A current capacity
• Fuse Rating: 15A blade type (5x19 mm)
• Voltage Rating: 32V DC maximum operation

IO Capabilities

• Digital inputs for discrete signal processing
• ESD inputs for emergency shutdown systems
• Analog inputs and outputs for process signals
• Digital outputs for control and actuation
• Universal channel configuration flexibility
• Multiple IO type support in single assembly

Communication & Power

• Dual 100MB Ethernet ports (RIOLA and RIOLB)
• Reverse polarity protection with parallel diode
• Littelfuse 15A fuse for circuit protection
• Four V+ connections for sensor power
• 32 universal IO channel connections

Physical Specifications

• Dimensions: 64 × 120.7 × 293.4 mm (H × W × D)
• Weight: 0.46 kg lightweight construction
• Compact design for space-efficient installation
• Robust construction for industrial environments

Certifications & Compliance

• CE, UL, TUV certified for global markets
• Pollution degree 2 or better rating
• SIL 3 compliance for safety-critical applications
• IEC 61508/61511 safety standard adherence

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