MTL5043 HART-Compatible Signal Conditioner – Single-Channel

MTL5043: Smart HART Signal Repeater for Explosive Zones

Powers HART transmitters in hazardous areas and drives two safe-zone loads with dual outputs.

Technical Specifications

Brand: MTL
Model: 5043
Suffix Structure:

MTL5043
├── HART Support: Yes (Channel 1)
├── Input: 1 channel (0-24mA)
├── Outputs:
│   ├── Ch1: Active (350Ω max)
│   └── Ch2: Active/Passive (550Ω/1kΩ)
└── Safety: Um=253V, Uo=28V

Performance Data

Unique Selling Points

• Flexible Outputs:
  • Channel 1: 0-350Ω (standard) or 0-130Ω (HART mode)
  • Channel 2: Active (550Ω) or passive sink (1kΩ/30V)
• Smart Diagnostics: HART data pass-through
• Low Heat: 1.7W max power dissipation

Wiring Guide

• Power: Terminals 14 (+) / 13 (-)
• Input: Terminals 2 (+) / 1 (-)
• Outputs:
  • Ch1: 12 (+) / 11 (-) or 10 (+) for HART
  • Ch2 Active: 9 (+) / 8 (-)
  • Ch2 Passive: Terminal 7

Certifications & Safety

• ATEX/IECEx: Zone 0, IIC T4-T6
• UL/cUL: Class I Div.1 Group A
• Safety Limits:
  • Uo=28V, Io=93mA
  • Po=0.65W

Package Includes

• MTL5043 unit
• 12-month warranty
• Global shipping: FedEx/UPS/DHL

Expert FAQs

Q: Does terminal 10 support HART?
A: Yes – use with 220Ω resistor for HART devices.

Q: Max voltage on passive output?
A: 30V on terminal 7.

Q: Compatible with all HART devices?
A: Yes – ensures bidirectional communication.

Q: Power consumption at 24V?
A: 100mA with dual 20mA loads.

Q: Certification differences?
A: Baseefa 03ATEX0584 supports HART; BAS01ATEX7154 does not.