1C31025G03
May 20, 2026

1C31025G03

1C31025G03 (English Version) Brand: Emerson (Westinghouse) Model: 1C31025G03 Type: Ovation 8‑Channel Analog Input Module Alias: AI Module, Voltage/Current Input Module, Process Input Card

Description

Basic Information

  • Manufacturer: Emerson Automation Solutions

  • Series: Ovation DCS

  • Origin: United States

  • Function: Acquires 8 channels of analog voltage/current signals from field transmitters/sensors; converts to digital data for the Ovation control system; provides per‑channel galvanic isolation and signal conditioning.

  • Weight: Approx. 0.45 kg

  • Status: Original new / refurbished available

  • Warranty: 12 months

Specifications

  • Channel Count: 8 isolated analog inputs

  • Signal Types:

    • Voltage: 0–10 VDC

    • Current: 0–20 mA, 4–20 mA

  • Isolation: 2500 Vrms per channel (channel‑to‑system bus)

  • Resolution: 16‑bit

  • Accuracy: ±0.1% FS (25°C)

  • Input Impedance: ≥1 MΩ (voltage); 250 Ω (current)

  • Operating Temp: 0°C to 60°C

  • Storage Temp: -40°C to 85°C

  • Humidity: 5%–95% non‑condensing

  • Bus Interface: Ovation I/O bus (hot‑swap capable)

  • Connector: 34‑pin edge connector (mates with 1B30035H01 / 1B30053H01 bases)

Key Features

  • 8‑channel isolated design reduces crosstalk and improves noise immunity

  • Software‑configurable ranges (voltage/current) via Ovation Developer Studio

  • Built‑in overvoltage/overcurrent protection per channel

  • LED status indicators for power, bus communication, and channel diagnostics

  • Hot‑swap compatible (replace module without system shutdown)

  • Supports system redundancy and fault tolerance

Application Fields

  • Power generation (thermal, combined‑cycle, nuclear)

  • Petrochemical, refining, and gas processing

  • Water/wastewater treatment plants

  • Process industries requiring high‑accuracy analog signal acquisition

  • Upgrading/retrofitting Ovation DCS I/O cabinets


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