Description
TRICONEX 8111 High-Density Chassis Expansion PLC Control Module
The TRICONEX 8111 has been engineered to prioritize signal precision and system resilience—two non-negotiable factors in safety-critical operations. Its galvanic isolation between channels prevents ground loops and cross-talk, a common issue in analog systems that can distort sensor data; this isolation ensures each 4-20mA signal is processed independently, maintaining accuracy even if other channels experience electrical disturbances. The module’s ±0.1% full-scale accuracy (at 25°C) ensures that subtle changes in process variables—such as a slight pressure spike in a pipeline—are detected, providing the TRICONEX controller with the granular data needed to trigger timely safety actions.
Label
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Specification
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Model Number
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TRICONEX 8111
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Brand
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TRICONEX (Schneider Electric)
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Type
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8-Channel Isolated Analog Input Module
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Input Signal Range
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4-20mA DC (2-Wire/4-Wire Transducer Compatible)
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Input Voltage
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24V DC (±15%)
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Input Channels
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8 Independent, Galvanically Isolated Channels
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Operating Temp
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-40°C to 70°C (-40°F to 158°F)
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Communication Method
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Tricon Backplane Bus
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Mounting
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Rack-Mounted (TRICONEX Chassis Compatible)
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Weight
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Approximately 1.3 kg (2.87 lbs)
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Certifications
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TÜV, SIL 3 (IEC 61508), ATEX, IECEx, UL 61010
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Dimensions
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145mm × 98mm × 78mm (5.71″ × 3.86″ × 3.07″)
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IP Rating
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IP20 (When Installed in Enclosed Chassis)
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Signal Accuracy
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±0.1% of Full Scale (25°C Ambient)
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Fault Diagnostics
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Channel-Level LED Indicators + Backplane Alerts
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Chemical processing plants rely on the TRICONEX 8111 to support reactor safety systems, where it monitors analog signals from temperature and level sensors. By converting these signals into digital data for the TRICONEX controller, the module helps maintain optimal reactor conditions—preventing overheating or overfilling that could lead to chemical reactions 失控. Its wide operating temperature range (-40°C to 70°C) also makes it suitable for unconditioned control rooms or outdoor installations, common in chemical facilities with distributed process units.
TRICONEX 8131 – 8-channel analog output module that pairs with the TRICONEX 8111 to form complete input-output loops in safety systems (e.g., controlling valves based on 8111-detected pressure).
TRICONEX 3006 – Compact Tricon controller that seamlessly integrates the TRICONEX 8111 for small to medium-scale SIS applications (e.g., batch reactor safety).
TRICONEX 8307A – 16-channel digital input module, used alongside the TRICONEX 8111 to monitor both analog process variables and discrete status signals (e.g., valve position). TRICONEX 3004 – Ethernet communication module that enables SCADA systems to access analog data from the TRICONEX 8111 for remote monitoring.
TRICONEX 4000098-510 – Redundant power supply ensuring stable 24V DC to the TRICONEX 8111 and associated I/O modules.
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