TRICONEX 3700 Analog Input Module – Functions & Features
1. Primary Functions
Analog Signal Acquisition:
Converts process instrumentation signals (e.g., 4-20mA, 0-10V) into digital data for system monitoring and control.
Supports high-precision measurement of temperature, pressure, and flow variables in industrial environments.
Safety System Integration:
A critical component of Triconex Safety Instrumented Systems (SIS), ensuring real-time data transmission for hazard detection and mitigation.
2. Key Features
High Reliability:
Designed for SIL-rated applications (e.g., oil/gas, chemical plants) with robust electrical isolation and fault diagnostics.
Flexible Configuration:
Compatible with multiple input ranges (e.g., voltage, current) via software selection.
Diagnostic Indicators:
LED status lights (PASS/FAULT/ACTIVE) enable quick troubleshooting.
3. Typical Applications
Process Monitoring:
Tracks analog signals in refineries, power plants, and pipelines.
Emergency Response:
Feeds critical data to ESD (Emergency Shutdown) and F&G (Fire & Gas) systems.
4. Technical Specifications
Resolution: 12-bit to 14-bit (programmable for models like 3720/3721).
Isolation: Up to 420 kΩ between channels for noise immunity.
Update Rate: 10ms (3720/3721 models) for rapid response.
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