TRICONEX 4118 (EICM)

Tricon 增强型以太网通信模块 (SIL3)

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1. General Description

2. Basic Information

• Model: 4118 (EICM)

• Type: Enhanced Intelligent Ethernet Communication Module

• System Compatibility: Tricon (TMR SIS, v10+)

• Safety Level: SIL3 (IEC 61508 / IEC 61511)

• Architecture: TMR (2oo3 voting)

• Certifications: TUV, FM, CSA, ATEX/IECEx

• Status: In production & supported

• Max per chassis: 2 modules

3. Key Features

• 2 × isolated 10/100 Mbps Ethernet ports (switchable, independent)

• Modbus TCP/IP master/slave, TCP/IP (UDP/IP)

• TMR 2oo3 voting on all communication data

• SIL3 compliance for safety‑critical data exchange

• Hot‑swappable, online replacement

• Isolation: 2500V AC (port‑to‑backplane), 1500V AC (port‑to‑port)

• Diagnostics: link fault, duplicate IP, TMR mismatch, CRC error

• Wide temp: –40°C to +70°C, industrial EMI immunity

• Redundant network support (dual Ethernet)

4. Technical Parameters

4.1 Communication Ports

• Ethernet: 2 ports, 10/100 Mbps, auto‑negotiation

• Protocol: Modbus TCP/IP (master/slave), TCP/IP, UDP/IP

• Max nodes: 255 per port

• Data rate: 100 Mbps full‑duplex

4.2 Safety & Isolation

• Voting: 2‑out‑of‑3 (2oo3)

• Fault coverage: ≥99%

• Isolation: 2500V AC (port–backplane), 1500V AC (port–port)

• Diagnostics: link, IP conflict, TMR mismatch, CRC

4.3 Electrical

• Backplane power: 5VDC (logic)

• Power consumption: ≤15W

• Data integrity: 32‑bit CRC, TMR data comparison

4.4 Environmental

• Operating temp: –40°C to +70°C

• Storage temp: –40°C to +85°C

• Humidity: 5%–95%, non‑condensing

• Vibration: 5–200Hz, 2G

4.5 Mechanical

• Dimensions: Full‑height Tricon module (178 × 127 × 63mm)

• Weight: ~0.8kg

5. Function

• SIL3 Ethernet Gateway: Connects Tricon SIS to DCS/HMI via Modbus TCP/IP

• TMR Data Voting: All TX/RX data 2oo3 voted for fault tolerance

• Dual‑Port Isolation: Two Ethernet ports isolated for network segmentation

• Redundant Communication: Supports redundant Modbus TCP networks

• Fail‑Safe: On fault, communication stops safely; faults logged

6. LED Indicators (Front Panel)

• PWR (Green): Power OK

• RUN (Green): TMR normal

• FAULT (Red): Module/link/TMR fault

• ETH0/ETH1 (Yellow): Ethernet activity (TX/RX)

7. Installation & Configuration

1. Insert into full‑height Tricon I/O slot

2. Connect backplane 5VDC power

3. Wire Ethernet cables to switch/DCS

4. Configure IP, Modbus master/slave via TriStation 1131

5. Enable TMR voting & diagnostics

6. Verify LEDs & communication

8. Typical Applications

• Tricon SIS ↔ DCS (Modbus TCP) safety data exchange

• ESD system ↔ HMI/SCADA real‑time status & commands

• Safety system remote monitoring via TCP/IP

• Fire & gas system interface with Modbus TCP devices

• SIL3 loop data logging & historian integration

9. Maintenance

• Hot swap faulty modules online

• Inspect cables/connectors annually

• Test Modbus TCP & TMR voting periodically

• Review fault/SOE logs for link errors

10. Compatibility

• Chassis: Tricon full‑height slots

• Software: TriStation 1131

• Compatible processors: Tricon Main Processor (MP) modules

• Not compatible with Trident (use Trident 4107 for serial)