Product Short Description
Technical Specifications
- Input Channels: 1
- Transmitter Compatibility: 2- or 3-wire 4-20mA transmitters
- Safe-Area Output:
- Signal Range: 4-20mA
- Minimum/Maximum Range: 0-24mA
- Load Resistance (MTLx541): 0-3600Ω (at 24mA), 0-4500Ω (at 20mA)
- Load Resistance (MTLx541S): Passive current sink, max 600Ω
- Maximum Voltage: 24V DC
- Hazardous-Area Input:
- Signal Range: 0-24mA (including overrange)
- Transmitter Voltage: 16.5V at 20mA
- Conversion Accuracy (at 20°C): Better than 15μA
- Temperature Drift: <0.8μA/°C
- Response Time: Reaches 10% of final value within 50μs
Description
- Supported Communication: HART (only on terminals 1 and 2)
- Power Supply: 20-35V DC
- Power Consumption:
- MTLx541: 0.7W at 24V DC
- MTLx541S: 1.0W at 24V DC
- LED Indicators: Green for power status
- Isolation Voltage: 250V AC between safe and hazardous areas
Functional Features
- Signal Isolation: Provides electrical isolation between hazardous and safe areas, preventing interference and ensuring safety.
- HART Communication Support: Enables bidirectional digital communication for smart transmitters without disrupting 4-20mA signals.
- High Accuracy: Maintains precise signal conversion with minimal temperature drift.
- Wide Load Range: Supports various load resistances for flexible system integration.
- Easy Installation: DIN-rail or backplane mounting options simplify installation in control panels.
- Diagnostic Capabilities: LED indicators for power status aid in troubleshooting.
Application Scenarios
- Oil and Gas Industry: Monitors pressure, temperature, and flow in pipelines and reactors within explosive atmospheres.
- Chemical Processing: Safely transmits signals from sensors in corrosive or hazardous production areas.
- Power Generation: Integrates with turbine control systems and electrical substations for reliable data acquisition.
- Water and Wastewater Treatment: Controls pump and valve actuators while maintaining electrical isolation in wet environments.
- Mining Industry: Provides reliable signal transmission in underground mines for ventilation and gas monitoring systems.
- Pharmaceutical Manufacturing: Ensures safe monitoring of critical process parameters in sterile environments.
Advantages
- Enhanced Safety: Intrinsic safety design prevents electrical sparks, making it suitable for Zone 0 hazardous areas.
- Reliable Performance: High isolation voltage and robust construction ensure stable operation in harsh industrial conditions.
- Flexible Integration: Supports both 2- and 3-wire transmitters, accommodating diverse sensor types.
- Cost-Effective: Reduces wiring complexity by transmitting multiple signals over a single cable pair.
- Interoperability: Compatible with major DCS/PLC brands (e.g., Siemens, Honeywell, Yokogawa) for seamless system integration.
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