Product Short Description
Technical Specifications
- Input Channels: 2
- Input Signal Range: 4-20mA floating signals
- Output Signal Range: 4-20mA
- Load Resistance:
- Maximum: 800Ω (16V at 20mA)
- Minimum: 90Ω (short-circuit detection <50Ω)
- HART Communication: Supports bidirectional digital signals superimposed on 4-20mA loops
- Isolation Voltage: High-voltage isolation between input, output, and power circuits (up to 1500V DC/AC)
Description
- Power Supply: 20-35V DC
- Accuracy: Better than 20μA at 20°C
- Temperature Drift: Less than 1.0μA/°C
- Response Time: Reaches 90% of final value within 100ms
- Mounting: DIN rail mounting for compact installation
- Environmental Resistance: Operates in temperatures from -20°C to +60°C
- LED Indicators: Green for power status
Functional Features
- Dual-Channel Isolation: Provides electrical isolation for two independent signal paths, enhancing system reliability.
- HART Communication Support: Enables bidirectional digital communication for smart transmitters without disrupting analog signals.
- Fault Detection: Identifies open or short circuits in field wiring, improving system safety and diagnostics.
- High Accuracy: Maintains precise signal conversion with minimal temperature drift.
- Wide Load Range: Supports various load resistances for flexible integration with different devices.
- Easy Installation: DIN rail mounting simplifies installation in control panels.
- Diagnostic Capabilities: LED indicators aid in troubleshooting and status monitoring.
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: Isolates signals from current transformers and voltage transformers in power plants and substations.
- Pharmaceutical Manufacturing: Ensures electrical safety in clean rooms by isolating signals from fermentation tanks and temperature controllers.
- 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.
- Automation Control Systems: Integrates seamlessly with DCS (Distributed Control Systems) and PLC (Programmable Logic Controllers) for signal isolation and energy limitation.
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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