MTL4544 – Dual-Channel Transmitter Power Supply with HART Support
Power and Signal Isolation for Two Transmitters
The MTL4544 safely powers and monitors two 4-20mA transmitters in explosive areas. It works with both standard and HART smart devices. Essential for process control in oil, gas, and chemical plants.
Technical Specifications
| Channels | 2 independent |
| Output Range | 0-24mA (4-20mA nominal) |
| Load Capacity | 450Ω @ 20mA |
| Power Output | 16.5V @ 20mA |
| Power Consumption | 1.3W @ 24V |
Frequently Asked Questions
- Can I mix HART and non-HART transmitters?
Yes, each channel works independently. - What cable length is supported?
Up to 450Ω loop resistance (about 3,000ft with 18AWG). - Is special software needed?
Only for HART configuration – standard HART communicator works. - What’s the operating temperature range?
-20°C to +60°C. - Can it handle voltage spikes?
Yes, 253V isolation protects equipment.
Package Contents
- 1x MTL4544 power supply
- Mounting hardware
- 12-month reliability guarantee
- Express shipping options
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