3805E TRICONEX DCS Analog Output Module

3805E Product Introduction & Technical Specifications
Product Introduction
The 3805E is a high-integrity safety input/output (I/O) module designed and manufactured by TRICONEX, a global leader in critical control and safety instrumented systems (SIS) for industrial applications. Engineered to meet the most demanding safety and reliability requirements of process industries—including oil & gas, petrochemical, power generation, and pharmaceutical—this module is a core component of TRICONEX’s Tricon and Trident safety systems. It integrates redundant design principles with advanced signal processing technology, ensuring compliance with international safety standards such as IEC 61508 (SIL 3) and API 610. The 3805E delivers precise, real-time data acquisition and control output, enabling fail-safe operation in critical processes where downtime or system failure could result in catastrophic consequences. Its modular design facilitates easy integration, expansion, and maintenance, making it a trusted choice for mission-critical safety and control applications.

Technical Specifications
Brand: TRICONEX
Model: 3805E
Specification: Safety-rated I/O module; compatible with TRICONEX Tricon (v11.0+) and Trident (v3.0+) systems; SIL 3 certified per IEC 61508; supports mixed analog/digital input/output functionality; hot-swappable for uninterrupted operation
Weight: Net weight: 0.85 kg; Gross weight (with packaging): 1.5 kg
Dimensions: 160 mm (length) × 100 mm (width) × 220 mm (height); conforms to TRICONEX standard chassis mounting dimensions
Input:
Analog input: 8 channels (configurable for 4-20 mA, 0-10 VDC, or RTD/thermocouple); 16-bit resolution; input impedance ≥ 1 MΩ (voltage) / ≤ 25 Ω (current)
Digital input: 16 channels (dry contact/NPN/PNP configurable); input voltage range 24 VDC ±10%; response time ≤ 1 ms
Power input: 24 VDC (redundant power supply compatible); input current ≤ 0.8 A per module
Output:
Analog output: 8 channels (4-20 mA or 0-10 VDC); 16-bit resolution; load capacity up to 500 Ω (current) / ≥ 10 kΩ (voltage)
Digital output: 16 channels (relay output); normally open/normally closed configurable; maximum switching voltage 250 VAC/30 VDC; maximum switching current 5 A per channel

Physical Parameters:
Operating temperature: 0°C to +60°C (extended temperature range available: -40°C to +70°C with optional configuration)
Storage temperature: -40°C to +85°C
Relative humidity: 5% – 95% (non-condensing)
Protection level: IP20 (chassis-mounted); front panel sealed to IP40
Housing material: Flame-retardant ABS plastic (UL94 V-0 rating) with metal shielding
Mounting type: TRICONEX standard chassis mounting (compatible with 3-slot, 6-slot, and 12-slot chassis)
Vibration resistance: 5-500 Hz, 1.5 g peak acceleration (X, Y, Z axes)
Shock resistance: 25 g peak acceleration, 11 ms duration (half-sine wave)
Electromagnetic compatibility (EMC): Complies with IEC 61000-4-2 (ESD), IEC 61000-4-3 (radiated immunity), and IEC 61000-4-6 (conducted immunity)