Core parameters

Channels: 32 channels (configurable DI/DO/AI/AO)

Safety level: SIL2 (IEC 61508), single-channel safety architecture

Operating voltage: 24VDC ±10%

Single-channel current: 2A (DO output)

Power consumption: Approximately 10W

Operating temperature: -40°C ~ +70°C

Isolation: Electrical isolation between channels, system/fault-side isolation

Certifications: SIL2, CE, UL, TÜV, CSA

Installation: Tricon standard 19" I/O rack slot

Size/Weight: Approximately 130×60×30mm / 0.5kg

Features and benefits

32-channel mixed I/O: Single card supports flexible configuration of DI/DO/AI/AO, suitable for multiple signal types

SIL2 safety certification: Meets IEC 61508 safety standards, suitable for medium-risk safety circuits

Complete diagnostic functions: Real-time detection of open circuits, short circuits, overcurrent, power failures, in conjunction with system diagnosis

Industrial-grade reliability: Wide temperature design, anti-vibration, anti-electromagnetic interference, suitable for harsh conditions

Hot-swappable support: Replace modules online without affecting system operation, reducing maintenance downtime

Typical applications

SIS safety instrumented system: Chemical, oil and gas, refining plants, SIL2 safety control circuits

Mixed control and safety system: Integration of DCS and SIS, handling non-SIL3 safety signals

Power plants / metallurgy: Auxiliary systems, safety monitoring and interlocks (such as boiler auxiliary equipment, water treatment)

Rail transportation / water treatment: Key equipment, safety-level I/O acquisition and control

Series matching

Controller: 1600071-001 (Tricon TMR CPU)

FTA terminal board: 17-550544-001B (FTA-544, AO terminal board)

Communication module: 4351A/B (Tricon redundant Ethernet)