MTL4641 – Precision 4-20mA Isolator with HART Communication
Smart Signal Repeater for Industrial Sensors
The MTL4641 powers 2/3-wire transmitters while copying signals to other devices. Perfect for HART communication in tough industrial environments.
Performance Highlights
✔ Power Output:
– 20V @20mA (MTL4641)
– 16.5V @20mA (MTL4641S)
✔ Signal Quality:
– <50µA ripple
– <0.8µA/°C drift
✔ Speed & Accuracy:
– 50µs response
– ±20µA accuracy
✔ Load Capacity:
– 465Ω @20mA
– 375Ω @24mA
Key Benefits
- Dual-mode operation (source/sink)
- HART compatible for smart devices
- Green LED shows power status
- Ultra-low 0.8W power consumption
- Handles 0-24mA over-range signals
Expert Questions
- Difference between MTL4641/MTL4641S?
MTL4641 sources current, MTL4641S sinks current. - Can it handle sensor failures?
Yes, works with 0-24mA including fault signals. - Is calibration needed?
No, factory-calibrated for immediate use. - Maximum cable length?
Up to 200m for HART communication. - Works with all transmitters?
Yes, compatible with most 2/3-wire 4-20mA devices.
Shipping & Protection
Global delivery via FedEx, UPS, DHL. Full 12-month protection on all MTL4641 units.
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