Description
MTL4549Y: HART Signal Interface for Hazardous Areas
The MTL4549Y safely connects your control system to devices in explosive areas. It drives two current-to-pressure converters or other loads. It also supports bi-directional HART digital communication. This makes it perfect for smart valve positioners.
Technical Details
- Brand: MTL
- Model: MTL4549Y
- Channels: 2
- Input Signal: 4-20mA
- HART Support: Yes
- Max Load: 800Ω
- Accuracy: Better than 20µA
- Response Time: < 100ms
- Power Supply: 24V DC typical
- Operating Temp: Standard industrial range
Frequently Asked Questions
Q1: What does the MTL4549Y do?
A1: It takes a 4-20mA signal from a safe area and drives devices in hazardous areas.
Q2: Can I use it with HART devices?
A2: Yes, it supports bi-directional HART communication for valve positioners.
Q3: How many devices can I connect?
A3: You can connect two separate devices, one per channel.
Q4: What happens if the wiring breaks?
A4: It can detect open-circuit and short-circuit faults in the field wiring.
Q5: What is the maximum load it can drive?
A5: It can drive loads up to 800 ohms.
Safety & Approval
Certified for use in Zone 0, IIC, T4-T6 and Division 1, Group A hazardous locations.
Package Includes
One MTL4549Y Interface Module.
Your Guarantee
This product comes with a full 12-month warranty.
Fast Global Shipping
We ship internationally using FedEx, UPS, and DHL for quick delivery.











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