8120E Triconex enhanced main rack chassis

• Brand
  Triconex
• Model
  8120E
• Product Name
  Enhanced TMR Main Chassis / SIS System Rack
• Country of Origin
  United States
• HS Code
  8537209000
• Dimensions
  483mm(W)×578mm(H)× 51mm(D)
• Weight
  24.5kg
• Operating Temperature
  -18℃ to +100℃
• Storage Temperature
  -28℃ to +125℃
• Power Supply
  24VDC (20~30VDC)
• Warranty
  12 month
• Product Status
  New and original

Triconex 8120E Product Specification Document

Input Specifications

1.Main Power Input: Dual redundant 24VDC (20~30VDC), optional 100~240VAC 50/60Hz power input

2.Backplane Bus Input: TMR triple-channel synchronous data bus input

3.Module Signal Input: Support DI/DO/AI/AO, communication modules access

4.Diagnostic Input: Module voltage, temperature, communication fault detection input

Output Specifications

1.Backplane Bus Output: Triple redundant high-speed bus data transmission for each slot module

2.Power Distribution Output: Isolated power supply output for each inserted module

3.Diagnostic Output: LED status indication, fault alarm dry contact output

4.Communication Expansion Output: External bus extension interface for system networking

Main Functions

1.TMR system bearing: Integrate safety CPU, I/O modules and power units to form complete SIS safety control system

2.Redundant backplane communication: Realize triple-channel cross-monitoring, data comparison and synchronous operation

3.Distributed power supply: Independent isolated power distribution for each module slot to avoid mutual interference

4.Comprehensive self-diagnosis: Real-time detect module loose contact, power anomaly, bus communication failure

5.Hot-swap support: Allow online replacement of faulty I/O and communication modules without system shutdown

6.Fault voting logic: Complete triple-channel signal voting processing to guarantee correct safety action output

7. System expansion: Support multi-rack cascading for large-scale SIS system layout

Product Advantages

1.Ultimate safety reliability: TMR triple redundancy eliminates single-point failure, fully meets SIL3 strict safety requirements

2. Large-capacity modular layout: 19-slot flexible configuration, satisfy small to large-scale safety system construction

3.Harsh environment adaptability: Wide temperature range and rugged structure adapt petrochemical, offshore and power workshop conditions

4.Zero-disturbance fault switching: No logic interruption during component failure, ensure continuous safety protection

5.Complete diagnostic mechanism: Accurate fault location greatly shorten maintenance troubleshooting period

6.Perfect system compatibility: Native match all Triconex Tricon series modules, unified TriStation software programming

7.Global industrial certification: Meet international safety regulations, convenient for overseas project acceptance

Application Cases

1.Oil & Gas Industry: Offshore platform and onshore refinery ESD emergency shutdown, fire & gas safety interlock system rack carrier

2.Petrochemical Industry: Ethylene, coal chemical plant reactor BMS burner management and high-pressure reaction safety protection

3.Thermal & Nuclear Power: Turbine overspeed protection, boiler safety interlock and nuclear auxiliary safety monitoring system

4.Metallurgy Industry: High-temperature smelting furnace, coking equipment overpressure overtemperature safety trip control

5.Pharmaceutical Chemical: High-risk reaction workshop toxic medium leakage prevention safety instrumented system

6.Fertilizer Industry: Ammonia synthesis device pressure abnormal emergency interlock protection

7.LNG Energy Industry: Liquefied natural gas storage tank overpressure safety shutdown control system

Core Characteristics

1.Operating Temperature: -40℃ ~ +70℃ continuous operation; storage temperature -40℃~+85℃

2.Protection Grade: IP30, indoor cabinet installation

3.Safety Level: IEC61508 SIL3, TÜV, ATEX Zone2, UL certified, Nuclear 1E optional certification

4.Redundancy Structure: Full TMR triple modular redundancy, bumpless switching within 1ms during single channel fault

5.Slot Capacity: Accommodate maximum 19 slots for processor, I/O, power and communication modules

6.EMC Performance: Comply with IEC61000 industrial anti-interference standard, anti-vibration and anti-corrosion design

7.MTBF: Exceed 320,000 hours long-term stable running life