51304730125
May 22, 2026

51304730125

51304730125 (MU‑GAIH14) is a GI/IS Analog Input FTA (Field Termination Assembly) for Honeywell Experion PKS / C300 / C200 DCS. It provides galvanically isolated analog input interfaces for 4–20 mA / 1–5 V field transmitters, supporting intrinsically safe (IS) and high‑voltage auxiliary output applications.

Description

1. Product Overview

51304730125 (MU‑GAIH14) is a GI/IS Analog Input FTA (Field Termination Assembly) for Honeywell Experion PKS / C300 / C200 DCS. It provides galvanically isolated analog input interfaces for 4–20 mA / 1–5 V field transmitters, supporting intrinsically safe (IS) and high‑voltage auxiliary output applications.

2. Basic Information

  • Part Number: 51304730125 (51304730‑125)

  • Model: MU‑GAIH14

  • Type: Analog Input FTA, GI/IS, Aux & High Voltage Output

  • Compatible Systems: Experion PKS, C300, C200, TDC3000

  • Mounting: Standard 19‑inch UCN I/O rack

  • Coating: Standard (non‑conformal)

  • Certifications: CE, RoHS, UL, EMC compliant

3. Technical Specifications

  • Input Channels: 8 isolated analog inputs

  • Input Signals: 4–20 mA (default), 1–5 V (configurable)

  • Isolation: Galvanic isolation (500 Vrms channel‑to‑chassis)

  • Auxiliary Output: High‑voltage auxiliary output for field power

  • Resolution: 16‑bit

  • Accuracy: ±0.1% of full scale

  • Power Supply: 24 VDC from backplane

  • Operating Temperature: 0 °C to +60 °C

  • Storage Temperature: −40 °C to +85 °C

  • Humidity: 5%–95% RH, non‑condensation

4. Key Features

  1. GI/Is Analog Input: Supports both general instrumentation (GI) and intrinsically safe (IS) field devices.

  2. High‑Voltage Aux Output: Provides auxiliary power for field transmitters.

  3. Galvanic Isolation: Eliminates ground loops and electrical noise.

  4. High Accuracy: 16‑bit resolution with ±0.1% FS accuracy.

  5. Hot Swappable: Replacement without system shutdown.

  6. LED Status: Module health and channel status indicators.

5. Application Scope

Used in chemical, oil & gas, power, pharmaceutical industries. Interfaces pressure, temperature, flow, level transmitters in hazardous (IS) and non‑hazardous areas.

6. Installation & Wiring

  1. Power Off: Disconnect rack power before installation.

  2. Rack Insertion: Slide into UCN slot; secure with front screws.

  3. Field Wiring: Use shielded twisted‑pair (22–24 AWG) for analog signals.

  4. Shield Grounding: Single‑point ground at FTA end.

  5. ESD Protection: Wear anti‑static gear during handling.

7. LED Indicators

  • PWR (Green): 24 VDC power OK.

  • RUN (Green): Flashing = IOP communication active.

  • FLT (Red): On = module fault; Flashing = channel fault.

  • CH01–CH08 (Yellow): On = input active; Off = input fault.

8. Safety & Maintenance

  • Hazardous Areas: Use IS‑approved cables and barriers for Zone 0/1/2.

  • Maintenance: Monthly wiring check; clean with dry lint‑free cloth only.

  • Spare Parts: Use only original Honeywell 51304730125 modules.


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