1. General Information
- Model: EPI3382
- Product Type: Safety-Certified Enhanced Process Interface Module
- Manufacturer: TRICONEX (a business unit of Schneider Electric)
- Core Function: Converts non-standard or diverse field process signals (e.g., specialty sensor signals, legacy device outputs) into standardized signals compatible with TRICONEX SIS/DCS; supports multi-protocol communication for seamless integration with third-party field devices. Ensures real-time fault detection and fail-safe operation to maintain process safety. Complies with SIL 2/3 (Safety Integrity Level) requirements per IEC 61508, valid for use in safety-critical control and monitoring loops.
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2. Electrical Specifications
- Power Supply:
- Input Voltage: 24 VDC ±10% (supports redundant power input— a hallmark of TRICONEX safety modules—to eliminate single-point power failures and minimize system downtime).
- Power Consumption: ≤12 W under rated load (excludes power drawn by connected field devices, ensuring low energy consumption even in dense module configurations).
- Signal Interface Specifications:
- Input/Output (I/O) Channels: 8/16 configurable channels (supports both analog and digital signal types, with channel-level programmability via software to adapt to diverse field devices).
- Supported Input Signal Types:
- Analog Input: 4–20 mA DC, 0–10 VDC, 1–5 VDC (for connection to pressure, temperature, and flow sensors).
- Digital Input: 24 VDC sinking/sourcing (for limit switches, emergency stops, and status indicators).
- Supported Output Signal Types (for signal redistribution):
- Analog Output: 4–20 mA DC (sinking/sourcing, for transmitting standardized signals to secondary controllers or monitoring devices).
- Digital Output: 24 VDC sinking/sourcing (for triggering alarms or auxiliary devices).
- Signal Conversion Accuracy:
- Analog Signal: ±0.1% of full scale (at 25°C; accuracy drift ≤0.01%/°C within operating temperature range, ensuring precise signal translation).
- Digital Signal: Response time ≤1 ms (for fast detection of discrete status changes).
- Isolation: Channel-to-channel galvanic isolation ≥500 VDC; module-to-backplane isolation ≥1 kV DC (prevents cross-signal interference and protects the SIS controller from field-side electrical faults).
EPI3382 TRICONEX PDF
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