ICS TRIPLEX T8300 Analog Input Safety Module
1. Product Overview
ICS TRIPLEX T8300 is a safety-focused analog input module that serves as the “data collector” for industrial process variables. The T8300 connects to sensors measuring temperature, pressure, flow, and level, converting their continuous analog signals into digital data the controller can process. Trusted in oil & gas, chemical, and power sectors, the T8300 ensures critical process data is captured accurately—laying the foundation for safe, informed control decisions.
Imagine the T8300 as a “precision translator” for sensor signals: A pressure sensor in a chemical reactor sends a 12mA current signal (representing 50% of maximum pressure) to the T8300. The T8300 converts this to a digital value and transmits it to the T8100 controller. If the pressure rises, the T8300 detects the increased current (e.g., 16mA) and relays the update instantly—letting the controller trigger safety actions. What sets the T8300 apart is its ability to maintain accuracy even in noisy industrial environments, ensuring the controller never acts on bad data.
The T8300 balances simplicity and reliability. Its plug-and-play design with ICS TRIPLEX T8000 racks makes installation quick, while SIL 3 certification confirms it meets high safety standards. Whether monitoring a refinery’s fuel flow or a power plant’s steam pressure, the T8300 delivers consistent performance that safety engineers depend on.
Key strengths of the T8300:
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Multi-Sensor Compatibility: The T8300 works with common analog sensors (4-20mA, 0-10V), fitting seamlessly into existing setups.
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SIL 3 Compliance: The T8300 meets IEC 61508 SIL 3 standards, ensuring it performs safely in high-risk applications.
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Built-In Signal Protection: The T8300 features galvanic isolation and surge protection, shielding data from electrical interference.
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Fast Data Transmission: The T8300 updates the controller every 1ms, ensuring real-time visibility of process conditions.
Practical example: In an offshore oil platform’s wellhead system, the T8300 monitors 8 temperature sensors and 6 pressure sensors. If a wellhead’s temperature rises above the safe limit, the T8300 detects the sensor’s 18mA signal and sends it to the T8100. The controller then uses an output module to shut off the wellhead—all within 5ms. Even if a nearby motor causes electrical noise, the T8300’s filtering keeps the signal stable, preventing false alarms.
2. Key Technical Specifications
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Specification Category
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Details (T8300)
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Typical Applications
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Temperature/pressure monitoring, flow rate measurement, level sensing in refineries, chemical plants, power stations
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Safety Rating
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IEC 61508 SIL 3; IEC 61511 SIL 3; Compatible with T8100/T9400 controllers
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Channel Configuration
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16 independent analog input channels; galvanically isolated (2500V AC) per channel
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Supported Signal Types
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4-20mA DC (load resistance ≤600Ω); 0-10V DC (input resistance ≥100kΩ); Configurable per channel
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Performance
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Accuracy: ±0.05% full scale; Update rate: 1ms per channel; Signal latency: <0.5ms
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Diagnostic Features
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Open sensor detection; Signal drift monitoring; Over/under range alerts; Self-test capability
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Power Supply
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24V DC ±20% (powered via T8000 rack backplane); Power consumption: ≤8W (full load)
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Environmental Conditions
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Operating temperature: -40℃–+75℃; Relative humidity: 5%–95% (no condensation); Vibration resistance: 10G (11ms)
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Physical Specifications
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Dimensions: 160mm×100mm×30mm (L×W×H); Weight: ~270g; Mounting: T8000 standard rack (1 slot)
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3. System Integration Guide
Integrating the T8300 into your ICS TRIPLEX system is straightforward, with a focus on secure wiring and simple configuration. Follow these steps to get the T8300 collecting and relaying data quickly.
3.1 Step-by-Step Integration
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Safety First: Implement Lockout/Tagout (LOTO) on the T8000 rack and connected sensors. Never work on the T8300 with the system powered on.
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Mount the T8300: Insert the T8300 into an empty I/O slot of the T8000 rack. Push firmly until it clicks, then secure with screws to resist vibration.
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Wire the T8300: For 4-20mA sensors: Connect sensor positive (+) to T8300’s “AI+” terminal and negative (-) to “AI-“.
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For 0-10V sensors: Link sensor signal (+) to “AI+” and (-) to “AI-“.
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Use shielded cables. Connect the cable shield to the T8300’s ground terminal and rack ground (resistance ≤1Ω).
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Configure the T8300: Launch TRISTATION 1131 software and detect the T8300 via the rack backplane.
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Set signal types for each channel (e.g., Channels 1-8: 4-20mA for pressure; 9-16: 0-10V for temperature).
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Define signal ranges (e.g., 4mA = 0°C, 20mA = 200°C) to match sensor specifications.
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Enable diagnostics like open sensor detection for the T8300.
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Test the T8300: Power on the rack—confirm the T8300’s “Power OK” and “Com OK” LEDs are green.
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Use a signal calibrator to send a 12mA test signal to the T8300—verify the controller reads the correct value (e.g., 100°C).
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Disconnect a sensor wire—ensure the T8300 sends an “open sensor” alert to the controller.
3.2 Maintenance Tips
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Daily Checks: Monitor the T8300’s channel LEDs (green = normal, yellow = out of range) and controller alerts.
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Weekly Inspections: Tighten the T8300’s wiring terminals and check cables for damage (frayed insulation, loose connections).
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Quarterly Calibration: Use a standard calibrator to test the T8300’s accuracy. Adjust software offsets if deviation exceeds ±0.05%.
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Fault Troubleshooting: If the T8300 shows a fault: 1) Check sensor wiring. 2) Test the sensor with a multimeter. 3) Reset the T8300 via TRISTATION. Replace if faults persist.
4. Recommended ICS TRIPLEX Related Models
Pair the T8300 with these complementary ICS TRIPLEX products to build a complete, reliable safety system:
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Model
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Series
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Key Features & Synergy with T8300
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ICS TRIPLEX T8100
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T8000 Controller Series
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SIL 3 TMR controller—the “brain” that processes data from the T8300 and triggers safety actions.
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ICS TRIPLEX T8461C
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T8000 I/O Series
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16-channel analog output module. Works with the T8300—T8300 collects data, T8461C adjusts valves/pumps based on controller commands.
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ICS TRIPLEX T8850
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T8000 I/O Series
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Dual-function digital I/O module. Complements the T8300—handles emergency stops/alerts while the T8300 monitors process variables.
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ICS TRIPLEX T9400
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T9000 Controller Series
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High-performance SIL 3 controller. Manages multiple T8300 modules for large-scale systems (e.g., 50+ sensors in a refinery).
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ICS TRIPLEX T7100
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T7000 Gateway Series
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Safety communication gateway. Enables the T8300 and controller to connect with third-party DCS (e.g., Siemens PCS 7) for centralized monitoring.
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ICS TRIPLEX TRISTATION 1131
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Software Series
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Mandatory tool for the T8300. Configures channels, runs diagnostics, and visualizes real-time data from the T8300.
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