MTL5082 RTD Isolator – Hazardous Area Temperature Sensor

MTL5082 RTD Isolator: Precision Temperature Monitoring for Explosive Areas

Core Functionality

The MTL5082 safely connects temperature sensors in explosive zones to monitoring systems in safe areas. Works with any 2/3/4-wire RTD like Pt100. Simple switch selection for different wiring.

Technical Specifications

• Brand: MTL
• Model: MTL5082
• RTD Compatibility: 2/3/4-wire Pt100 sensors
• Measurement Range: 10Ω to 400Ω
• Excitation Current: 200μA constant
• Response Time: <1 second
• Accuracy: ±0.01%/°C @100Ω
• Power Consumption: 55mA@24V
• Isolation: 250V AC protection
• Temp Stability: ±10mΩ/°C
• EMC Immunity: 150V/m RF protection

Wiring Guide

• 1: RTD input negative
• 3: RTD input positive
• 4: 3-wire RTD negative
• 5: 4-wire RTD positive
• 9-12: Output terminals
• 13-14: Power supply

Easy Installation

• Mount in safe areas only
• No special tools required
• Works with all standard RTDs
• Color-coded terminals

Safety Certifications

• ATEX/IECEx: Zone 0, IIC, T4
• UL: Div 1, Group A
• CE, RoHS compliant

Support & Delivery

• 12-month warranty
• Global shipping: FedEx/UPS/DHL
• Delivery time: 2-5 days

Expert Questions

• Q: Minimum RTD resistance?
  A: Works down to 10Ω
• Q: Can I use with thermocouples?
  A: No – resistance input only
• Q: Cable length limit?
  A: 500m with shielded cable
• Q: Operating temperature range?
  A: -40°C to +85°C
• Q: Replacement for MTL5074?
  A: Yes – simplified version

Package Contents

• 1x MTL5082 unit
• Installation guide