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MTL5021 Safe-to-Hazardous Area Control Interface

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About the Product

MTL5021 Safe-to-Hazardous Area Control Interface

Explosion Protection

Zone 0, IIC, T4-T6 Certified - For gas group IIC environments

Div. 1, Group A Rated - Meets NFPA 70 (NEC) requirements

250V Isolation Voltage - Full circuit separation

Power Specifications

Output Range: 12.85V (min) to 24V (max)

Current Capacity: 45mA constant current limit

Source Impedance: 170Ω internal resistance

Input Voltage: 20-35V DC wide range operation

Unique Features

Dual-Side Switching - Connect control switch to either supply pole

LED-Compatible - Directly drives indicator lights in hazardous areas

Leakage Detection - Terminal 3 monitors earth faults

Typical Applications

Chemical Plant Lighting - Controls Zone 0 LED indicators

Mining Alarm Systems - Activates intrinsically safe buzzers

Oil/Gas Valve Feedback - Powers position sensors

Pharmaceutical Sensors - Safe low-power device control

Wiring Configuration

Terminals 1-2: Hazardous area output (45mA max)

Terminals 11-12: Safe area power input (20-35V DC)

Terminal 3: Earth leakage detection point

Performance Data

Power Dissipation: 1.4W typical @ 24V

Status Indication: Yellow LED for output state

Operating Temp: -20°C to +60°C

Housing: 22.5mm wide DIN rail mount

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  • Warranty: NexAuto offers a 12-month warranty on all parts purchased from us, in addition to any manufacturer coverage.
  • Returns: 30-day return policy for defective or mismatched parts, ensuring peace of mind.
  • Payment: Flexible options including major credit cards, PayPal, and bank transfers.
  • Custom Calibration: Provide your specifications, and we’ll handle the rest with precision.
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