MTL4575 Temperature Transmitter Explosion-Proof

MTL4575 Hazardous Area Temperature Transmitter: Smart Sensor-to-4/20mA Converter

Precision Specifications

• Brand/Model: MTL MTL4575 Signal Conditioner
• Input Range: -75mV to +75mV or 0-1000Ω RTDs
• Accuracy: ±15µV/±0.05% (whichever greater)
• Response Time: 500ms default (100ms option)
• CJC Error: ≤1.0°C
• Noise Rejection: 120dB common mode/40dB series mode

Smart Features

• PC-configurable linearization & ranging via MTL PCS45 software
• Early burnout detection triggers alarm at >50Ω resistance change
• Selectable failure modes: upscale/downscale/off
• Dual LED status: green (power)/yellow (alarm)

Safety & Compliance

• Certified for Zone 0, IIC T4-T6/Div.1 Group A hazardous areas
• Maximum isolation: 253V AC/DC protection
• Low power consumption: 1.2W at 24V
• Relay output: 250mA @35V

Setup & Support

• Includes HAZ-CJC plug (terminals 1-3)
• DIN-rail mounting
• Warranty: 12-month guarantee
• Shipping: FedEx/UPS/DHL worldwide
• Configuration Kit: PCL45USB interface + software

Expert FAQs

• Q: Minimum response time without accuracy loss?
  A: 100ms – contact MTL for calibration
• Q: Does it support copper RTDs?
  A: Yes – Cu-50 & Cu-53 compatible
• Q: Power requirements at 35V?
  A: 50mA consumption with 20mA signal
• Q: Maximum lead resistance for thermocouples?
  A: 600Ω supported
• Q: Relay contact rating?
  A: 250mA @35V maximum