Product basic information

Key project information

Product Series: Triconex Trident

Triple Modular Redundancy (TMR) in Core Architecture

Adaptation scenarios for low point applications and distributed I/O systems

Working environment operating temperature: -20 ° C~+70 ° C (-4 ° F~158 ° F); Storage temperature: -40 ° C~+85 ° C; humidity: 5%~95% (no condensation); Anti vibration 1G (10-150Hz), anti impact 15G

International certification complies with CAN/CSA-C22.2, IEC 61508, EN50156, NFPA 85 and other standards, and has obtained CSA, CE, T Ü V Rheinland, Factory Mutual certifications

Core module classification and key parameters

(1) Main Processor Module (MP)

Core configuration: Each system has 3 modules, sharing 1 motherboard, forming TMR three channels

Communication interface: RS-232/485 Modbus port, 10BaseT Ethernet port (connected to TriStation 1131)

Storage capacity: 16MB DRAM (application, I/O data, diagnostic cache)

Synchronization mechanism: Three module data synchronous voting is realized through TriBus high-speed bus

(2) Communication module (CM)

Interface specifications: 3 RS-232/485 serial ports (115kbps), 2 Ethernet ports (10/100BaseT)

Protocol support: Modbus (RTU/ASCII/TCP), TSAA, UDP/IP, SNTP, etc

Redundant design: A single controller supports 2 CM modules, working independently and providing redundant communication or expansion ports

Power consumption: Maximum 8W (without MAU), additional 3.75-6W is consumed for every additional MAU added

(3) Input module

Module type, model, example points, key specifications

Analog input (AI) 3351 32 point 4-20mA, 12 bit resolution, absolute error ± 0.15% FS

Mixed Input (AI/DI) 3361 32 point (16AI+16DI) AI: 4-20mA; DI：15-30VDC， Input delay<10ms

Digital input (DI) 3301 32 point 24VDC, input impedance>30k Ω (without backplane), diagnostic frequency<20 times/second

Pulse Input (PI) 3381 6-point 0.5Hz-32kHz, 24 bit resolution, error ± 0.01% (2000-32000Hz)

(4) Output module

Module type, model, example points, key specifications

Analog output (AO) 3481 4-point 4-20mA, accuracy ± 0.25% FS, maximum load 800 Ω (28VDC)

High voltage analog output (AO) 3482 4 points 4-40mA (3-4 points), overcurrent protection 0.7A

Digital output (DO) 3401 16 point 24VDC, output current 1.5A (typical), short-circuit current limit 2.4A

Solid state relay output (SRO) 3451 32 point ± 24VDC, maximum switching power 15W, leakage current<100 μ A

Supporting components and extensions

Base plate types: divided into standard base plates, HART communication base plates, and hazardous environment base plates (ATEX certified) according to application scenarios, suitable for different module installation requirements;

Extension components:

I/O extender kit: realizes multi I/O column data transmission, provides logic power terminals, supports up to 200 meters of I/O bus expansion;

Interconnection components: Connect the same column baseboard, transmit I/O messages and logic power supply;

Essential accessories: End cover (protecting both ends of the base plate), terminal cover (protecting unconnected terminals), slot cover (protecting idle slots), resistant to dust, liquids, and corrosive gases;

Software tool: TriStation 1131 development platform (v4.5), including programming, debugging, document management functions, and supporting CEMPLE extensions.

Safety and diagnostic features

Fault detection: Channel level continuous diagnosis, supporting single/multi-point fault detection, Fault indicator light alarm;

Voting mechanism: The median value is taken in TMR mode, and the average value is taken in dual-mode to ensure data reliability;

Hot standby support: All I/O modules support hot standby replacement without downtime;

Protective performance: anti-static (8kV air discharge), anti surge (2kV), reverse voltage protection (-0.6VDC).