900U02-0100 UIO Module 16AI 8AO HART by Honeywell

Honeywell 900U02-0100 Universal I/O Module

The 900U02-0100 is a Universal Input/Output (UIO) module for Honeywell safety systems. It provides flexible analog I/O with HART support for critical process applications.

Technical Specifications

• Brand & Model: Honeywell 900U02-0100
• Product Type: Universal I/O Module (Safety System)
• I/O Capacity: Up to 16 AI or 8 AO channels per module
• Field Supply: 24V DC (22-27V DC range)
• Module Load: Max 4.2 A
• Update Rate: 10 ms
• Isolation: 1.5 kVDC (module to rack & module to module)

Analog Input (AI) Specifications

• Channels: 16 maximum (line monitored)
• Input Type: 4-20mA (2/3/4 wire), sink type, HART supported
• Resolution: 16-bit A/D converter
• Accuracy: 0.1% of full scale (at 23.5°C)
• Input Impedance: 250 Ω nominal
• Transmitter Power: Current limited to 24 mA

Analog Output (AO) Specifications

• Channels: 8 maximum (assignable as channels 9-16)
• Output Type: 4-20mA current loop, HART supported
• Resolution: 12-bit
• Accuracy: <0.5% of full scale (at 25°C)
• Load Range: 250 Ω to 750 Ω
• Settable Range: 2.4 mA to 21 mA

Protection & Safety

• Per-channel Protection: ESCP (Electronic Short Circuit Protection) 620 mA resettable
• Channel Fuse: Internal 1 A (non-replaceable)
• Field Supply Fuse: Internal electronic 10 A fuse
• High Isolation: 1.5 kV DC for safety and noise immunity

System Configuration

• Non-redundant: Supports up to 16 I/O channels
• Redundant: Supports up to 14 I/O channels
• Flexible channel assignment (AI or AO)

Typical Applications

• Process safety shutdown systems (SIS)
• Critical analog monitoring and control
• HART-enabled device integration

Packaging & Shipping

• New unit in factory packaging
• Worldwide shipping via FedEx, UPS, DHL

FAQ

• What is a UIO module? A Universal I/O module where channels can be configured as analog input or output.
• HART support? Yes, both AI and AO channels support HART digital communication.
• Redundant use? Yes, designed for use in redundant configurations with 14-channel capacity.
• Power supply? Requires 24V DC field supply (22-27V DC).
• Fuse replaceable? No, internal fuses are non-replaceable; module protection is electronic.

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