Honeywell 51204170175 Product Detailed Description

Product Model: 51204170175 (Standard Number: 51204170-175)

Brand: Honeywell

Product Category: UCN Advanced Analog Input FTA Module (HLAI FTA, Enhanced Non-Redundant / Special Application Version)

Applicable Systems: Honeywell TDC 3000 / TPS / UCN Distributed Control System (DCS)

I. Product Overview

51204170175 is an enhanced non-redundant advanced analog input field termination module (High Level Analog Input Field Termination Assembly) in the 51204170 series. It retains the non-redundant design of 51204170150 (basic non-redundant version), but enhances signal conditioning, anti-interference, and environmental adaptability, and adds some diagnostic functions, specifically designed for non-critical but harsh industrial scenarios with high signal quality requirements, suitable for complex field environments such as high temperatures, high electromagnetic interference, and long-distance signal transmission.

II. Core Specification Parameters

1. Signal Specifications

Input Type: Standard High-Level Analog (4–20 mA / 1–5 V DC)

Channel Count: 16 channels, channel - system fully isolated

Accuracy: ±0.075% Full Scale (FS) @ 25°C (higher than 100/125/150 versions)

Isolation Voltage: ≥ 2000 V AC (higher than standard version 1500 V AC)

Common Mode Suppression Ratio: > 110 dB (50/60 Hz)

Common Mode Suppression Ratio: > 60 dB

Response Time: < 80 ms

Resolution: 16-bit A/D Conversion

Input Impedance: Current Input ≥ 100 Ω; Voltage Input ≥ 1 MΩ

2. Electrical Parameters

Power Supply: 24 V DC (backplane power supply, redundant input)

Power Consumption: ≤ 3 W

Overload Protection: Overcurrent (±30 mA), Overvoltage (±30 V), Reverse Connection Protection

Surge Suppression: Built-in TVS Diode, Compliant with IEC 61000-4-5 Standard

3. Environmental Parameters (Enhanced)

Operating Temperature: -40°C ～ +75°C (Wide Temperature Expansion)

Storage Temperature: -55°C ～ +85°C

Humidity: 5% ～ 95% RH (Non-condensing, Corrosion Resistant)

Protection: PCB Board Three-Defense Coating (Anti-Water, Anti-Salt Fog, Anti-Mold)

Vibration / Impact: IEC 60068-2-6 (Vibration), IEC 60068-2-27 (Impact)

EMC: FCC Part 15 Class A, Enhanced Anti-Radio Frequency Interference

4. Physical Characteristics

Size: Standard UCN Card (300 mm × 100 mm × 20 mm)

Weight: Approximately 0.48 kg

Installation: UCN Rack, Hot Swap

Interface: Front Spring-Type Terminal (Temperature Resistant) + Backplane Bus Interface

5. Certification

Certification: No CE/RoHS (Not for EU Specific)

Compliance: FCC Class A, UL Standards, Industrial Class 4 Electromagnetic Compatibility

III. Functional Characteristics (Core Differences from Series Models)

1. Core Architecture (Non-Redundant)

Non-redundant Design: Single-channel operation, no redundant switching (Same as 150 version)

Diagnostic Enhancement: Retain basic channel diagnostics (Open Circuit, Short Circuit, Overlimit), no STI Complete Self-Test (Different from 100/125 versions) Status Indicators: Power (PWR), Operation (RUN), Fault (FAULT), Channel Abnormal (CHx) LEDs

2. Performance Enhancement (Core Advantages)

High Precision: ±0.075% FS (Better than 100/125/150 with ±0.1% FS)

High Isolation: 2000 V AC Isolation (Suppresses Strong Interference)

Wide Temperature Adaptation: -40°C to +75°C (Suitable for Extreme Conditions)

Three-Barrier Coating: PCB Moisture-proof, Salt Spray-proof, Corrosion-proof (Special for Maritime / Chemical / Metallurgical Applications)

Long Distance Transmission: Compatible with 1km+ 4–20 mA Signal Transmission, Low Signal Attenuation

3. Compatibility

System Compatibility: Fully Compatible with TDC 3000 / TPS / UCN

Hardware Swap: Can be Directly Replaced with 51204170100/125/150, No Need to Re-wire

Non-Redundant: Hardware Isolated Non-Redundant, Cannot be Upgraded to Redundant Version

Four. Complete Model Comparison of 51204170 Series Table

Model Version Retention Precision Isolation Wide Temperature / Three Protection Applicable Scenarios

51204170-100 Standard Redundancy Version ✅ Dual Channel ±0.1% FS 1500 V AC Standard Global Critical Reliable Circuits

51204170-125 CE Redundancy Version ✅ Dual Channel ±0.1% FS 1500 V AC Standard EU Export Critical Circuits

51204170-150 Basic Non-Redundancy Version ❌ None ±0.1% FS 1500 V AC Standard Economic Type Routine Monitoring

51204170-175 Enhanced Non-Redundancy Version ❌ None ±0.075% FS 2000 V AC ✅ Wide Temperature + Three Protection Severe Operating Conditions High Precision Non-Critical Circuits

V. Typical Applications

Offshore Platform: Oil and Gas Process Temperature / Pressure / Flow Collection (Salt Spray Resistance, High Humidity)

Chemical / Metallurgy: High Temperature, High Corrosion Process Signal Monitoring (Three Protection Coating)

Long Distance Transmission: Peripheral Areas of Factory, Remote Measurement Points 4–20 mA Signal Access

High Interference Scenarios: Frequency Conversion Equipment, High Power Motors Nearby High Precision Collection

Extreme Temperature: Cold Storage, High Temperature Kiln Surroundings Non-Interlock Monitoring

VI. Installation and Maintenance Tips

Installation: Standard cabinet vertical installation, ensure ventilation (Wide Temperature Design does not require additional temperature control)

Connection: Shielded Cable Single End Grounding, reduce RF Interference

Calibration: It is recommended to calibrate the accuracy every 1–2 years (High Precision Version has higher calibration requirements)

Fault: Non-Redundancy Design, faults require offline replacement, no automatic switching

VII. Product Status

Type: DCS System I/O Module (Spares)

Production Status:停产 (legacy spares)

Supply： Original Inventory， Refurbished， Second-hand Spares Predominantly

Replacement： Can be upgraded to 51204170100 (Redundancy) or New Experion PKS Module

VIII. Model Code Interpretation (51204170-175)

512： Honeywell DCS Spare Prefix

04170： HLAI Advanced Analog Input FTA Series

-175： Enhanced Non-Redundancy， High Precision， High Isolation， Wide Temperature Three Protection Version Identifier