T9481
Description
1. Overview
2. Features
3 isolated analog output channels (individually isolated)
Output ranges: 4–20 mA or 0–10 VDC (per‑channel configurable)
SIL 3 (IEC 61508) with TÜV certification
Redundancy: TMR, Dual, Simplex supported
Channel diagnostics: open/short circuit, overrange, load monitoring
Voltage & current monitoring per channel
Reverse current protection, short‑circuit protection
Hot‑swap (online replacement)
User‑configurable fail‑safe mode: hold last state / safe value / custom value
Conformal coated for harsh environments
Dedicated FTA: T9852
3. Electrical Specifications
Output
Channels: 3 (isolated)
Ranges (per channel):
4–20 mA (default)
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
Isolation
Channel‑to‑channel / channel‑to‑backplane: ±1.5 kVDC, 1 minute
Backplane
Supply: 18–32 VDC (redundant)
Power dissipation: 2.5 W max
4. Mechanical
Form: Single‑width 6U module (T9100 chassis)
Slots: Any slot 1–12; hot‑swap capable
Weight: ~0.35 kg (12 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–CH3: Channel status / fault indication
8. Installation & Wiring
Insert into any T9100 slot (hot‑swap supported).
Connect front T9852 FTA.
Wire analog devices (control valves/positioners) to T9852 terminals.
Use shielded twisted pair for noise immunity.
Configure via AADvance Workbench (range, scaling, diagnostics, fail‑safe).
9. Ordering Information
T9481: 3‑Channel Isolated Analog Output Module (SIL 3)
T9852: FTA for T9481
T9100: AADvance 6U/12‑slot chassis
T9110: AADvance Safety Processor
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