Product Short Description

Technical Specifications

  • Input Channels: 2 (independent switch or proximity switch inputs)
  • Output Type: Relay outputs (c/o – changeover contacts)
  • Line Fault Detection (LFD): Built-in LFD for each channel to detect open or short circuits in field wiring
  • Isolation Voltage: High-voltage isolation between input, output, and power circuits (up to 1500V DC/AC)
  • Power Supply: 19-30V DC
  • Input Signal Range: Compatible with standard switch or proximity switch signals
  • Relay Contact Ratings:
    • Maximum Switching Voltage: 250V AC/30V DC
    • Maximum Switching Current: 2A (resistive load)

Description

  • Response Time: Typically less than 100ms
  • Mounting: DIN-rail mounting (35mm DIN rail)
  • Environmental Resistance:
    • Operating Temperature: -20°C to +60°C
    • Storage Temperature: -40°C to +85°C
    • Humidity: 5% to 95% RH (non-condensing)
  • Certifications: Meets international safety standards for hazardous area applications (e.g., ATEX, IECEx, FM, CSA)

Functional Features

  • Dual-Channel Design: Provides independent signal paths for increased system reliability and flexibility.
  • Line Fault Detection (LFD): Continuously monitors wiring integrity and alerts users to open or short circuits via relay outputs or LED indicators.
  • Relay Output: Changeover (c/o) relay contacts for each channel, suitable for driving various loads in safe zones.
  • High Isolation Voltage: Ensures electrical isolation between hazardous and safe areas, preventing electrical interference and ensuring safety.
  • Compact Design: DIN-rail mounting saves space in control panels and simplifies installation.
  • LED Indicators: Visual status indication for power and fault conditions.
  • Wide Power Supply Range: Operates with a broad range of DC power supplies for flexibility in different installations.

Application Scenarios

  • Oil and Gas Industry: Monitors valve positions, pressure switches, or limit switches in explosive atmospheres, ensuring safe signal transmission to control systems.
  • Chemical Processing: Safely isolates signals from sensors in corrosive or hazardous production areas, preventing electrical sparks that could ignite flammable gases or vapors.
  • Power Generation: Isolates signals from high-voltage equipment to low-voltage control systems, ensuring safe operation in power plants and substations.
  • Water and Wastewater Treatment: Controls pump and valve actuators while maintaining electrical isolation in wet or corrosive environments.
  • Pharmaceutical Manufacturing: Ensures electrical safety in clean rooms by isolating signals from fermentation tanks, temperature controllers, and other equipment.
  • Mining Industry: Provides reliable signal transmission in underground mines for ventilation and gas monitoring systems, where explosive gases may be present.
  • Factory Automation: Integrates with DCS (Distributed Control Systems) and PLC (Programmable Logic Controllers) for seamless automation control in various industrial processes.
  • Other Hazardous Areas: Suitable for any application requiring safe signal isolation in environments where explosive gases, vapors, or dust may be present.

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