ICS TRIPLEX T9482 Isolated Analog Output Termination Assembly FTA
May 15, 2026

ICS TRIPLEX T9482 Isolated Analog Output Termination Assembly FTA

T9482 is an analog output FTA for SIL3 TMR safety DCS, transmitting 4-20mA control signals to on-site instruments in power and chemical safety instrumented systems.

Description

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1. Overview

The T9482 is an 8‑channel isolated analog output module for the AADvance T9100 chassis. It provides 4–20 mA / 0–20 mA / 0–10 VDC isolated outputs for control valves, positioners, actuators, and safety‑related analog devices in ESD, F&G, and BMS applications.
It supports TMR / Dual / Simplex operation, hot‑swap, comprehensive diagnostics, and HART pass‑through (HART commands #03) for smart field devices.

2. Features

  • 8 isolated analog output channels (individually isolated)

  • Output ranges (per channel, software configurable):

    • 4–20 mA (default)

    • 0–20 mA

    • 0–10 VDC

  • SIL 3 (IEC 61508) with TÜV certification

  • Redundancy: TMR, Dual, Simplex supported

  • Channel diagnostics: open/short circuit, overload, load monitoring, reverse current

  • HART pass‑through (read device status/diagnostics)

  • User‑configurable fail‑safe: hold last state / safe value / custom value

  • Hot‑swap (online replacement)

  • Conformal coated for harsh environments

  • Dedicated FTA: T9852


3. Electrical Specifications

Output

  • Channels: 8 (isolated)

  • Ranges: 4–20 mA, 0–20 mA, 0–10 VDC

  • Resolution: 12‑bit

  • Accuracy: ±0.1% FS @ 25 °C

  • Load (current): 0–600 Ω

  • Load (voltage): ≥ 1 kΩ

  • Update rate: 100 ms typical

  • Short‑circuit / overload protected per channel

Isolation

  • Channel‑to‑channel / channel‑to‑backplane: ±1.5 kVDC, 1 minute

Backplane

  • Supply: 18–32 VDC (redundant)

  • Power dissipation: 3.6 W max (12.3 BTU/h)

  • Backplane current: 200 mA max


4. Mechanical

  • Form: Single‑width 6U module (T9100 chassis)

  • Slots: Any slot 1–12; hot‑swap capable

  • Weight: ~0.29 kg (10 oz)

  • FTA: T9852 (field terminal assembly)


5. Environmental

  • Operating temperature: −40 °C to +70 °C

  • Storage: −40 °C to +85 °C

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


6. Safety & Approvals

  • IEC 61508 SIL 3 (TÜV)

  • Approvals: CE, UL, CSA, ATEX, IECEx, TÜV, CCC


7. Front Panel LEDs

  • PWR (Green): Power OK

  • RUN (Green): Module operational

  • FAULT (Red): Module/channel fault

  • CH1–CH8: Channel status / fault indication


8. Installation & Wiring

  1. Insert into any T9100 slot (hot‑swap supported).

  2. Connect front T9852 FTA.

  3. Wire analog devices/valves/positioners to T9852 terminals.

  4. Use shielded twisted pair for noise immunity.

  5. Configure via AADvance Workbench (range, scaling, diagnostics, fail‑safe, HART).


9. Ordering Information

  • T9482: 8‑Channel Isolated Analog Output Module (SIL 3)

  • T9852: FTA for T9481 / T9482

  • T9100: AADvance 6U/12‑slot chassis

  • T9110: AADvance Safety Processor


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