MTL4544 Signal Conditioner – HART & 4-20mA Isolator

MTL4544 Intrinsically Safe Signal Conditioner – Reliable Hazardous Area Protection with HART Support

Technical Specifications

• Brand: MTL
• Model: 4544 Series
• Input Range: 0-24mA (4-20mA nominal)
• Output Range: 4-20mA (0-24mA over-range)
• Accuracy: ±15μA at 20°C
• Response Time: 50μs to 90% value
• Load Capacity: 450Ω @ 20mA
• Power Supply: 24V DC (16.5V transmitter voltage)
• Temperature Range: -20°C to +60°C

Certifications & Safety

• ATEX/IECEx Zone 0 IIC T4-T6 certified
• Division 1, Group A compliant
• Intrinsic safety parameters: Uo=28V, Io=93mA, Po=651mW

Installation & Setup

• DIN rail mountable
• Clear terminal labeling (1-6)
• Supports 2-wire and 3-wire transmitters
• Green LED power indicator

Package Contents

• MTL4544 signal conditioner unit
• Installation manual
• 12-month warranty

Shipping & Delivery

• Available via FedEx, UPS, DHL
• Express shipping options
• Worldwide delivery

Frequently Asked Questions

• Q: Does this support HART 7?
  A: Yes, supports all HART protocol versions
• Q: Can I use this in Zone 0?
  A: Yes, certified for Zone 0 IIC T4-T6
• Q: What’s the maximum load?
  A: 450Ω at 20mA output

Why Customers Choose MTL4544

• Industry-proven reliability
• Simplifies hazardous area compliance
• Precision signal accuracy (±15μA)
• Global certifications for worldwide use