MTL4760ac Dual-Channel Barrier: Precision Signal Isolation for Hazardous Areas
Essential Features
The MTL4760ac safely handles signals in explosive zones. Perfect for thermocouples, RTDs, and low-power AC sensors. Twin 2-channel design supports two devices simultaneously. Not compatible with bussed power systems.
Technical Specifications
| Brand/Model: | MTL4760ac Series |
| Channels: | 4 isolated channels |
| Voltage Limits: | Vmax: 7.6V, Vwkg: 7.0V |
| Resistance: | Max 95Ω end-to-end |
| Fuse Protection: | 50mA rating |
| Power Handling: | Matched power: 0.27W |
| Cable Parameters (IIC): | Capacitance: 0.42-4.5µF Inductance: 0.45-9.8mH |
Installation Notes
Use one MTL4760ac per 4-wire RTD device. Ensure proper grounding. Maintain cable parameters within specified limits. Not suitable for DC signals or bus-powered systems.
Device Compatibility
Works with thermocouples, 4-wire RTDs, and low-level AC sensors. Ideal for temperature monitoring in hazardous locations. Requires intrinsically safe field devices.
Safety Certifications
Approved for Group IIC hazardous areas. Safety parameters: 9V, 75Ω, 120mA. Meets BASEEFA and FM standards.
Package Contents
- MTL4760ac barrier unit
- Installation guide
Warranty & Shipping
12-month full warranty. Ships worldwide via FedEx, UPS, DHL. Tracking included.
Expert Questions Answered
- Q: How many thermocouples per barrier?
A: Two – each uses two channels - Q: Minimum sensor voltage supported?
A: Works down to microvolt levels - Q: Can I use this with 3-wire RTDs?
A: No – designed for 4-wire RTDs - Q: Maximum ambient temperature?
A: Certified for T4-T6 (≤85°C) - Q: Is calibration required?
A: Pre-calibrated – ready for installation
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