MTL5082 RTD Isolator – Hazardous Area Temperature Monitoring Solution
Safe Temperature Measurement
The MTL5082 safely connects RTD sensors in explosive areas to monitoring systems. Works with 2-, 3-, or 4-wire RTDs (including Pt100) with automatic fault detection.
Key Features
- Works with 2/3/4-wire RTDs
- 10-400Ω measurement range
- Automatic open-circuit detection
- Simple switch selection for wiring
- High 0.01%/°C stability
Technical Specifications
| Model: | MTL5082 (Full: MTL5082-RN-13-0-0) |
| RTD Types: | Pt100, Pt200, Pt500, Pt1000 |
| Excitation Current: | 200µA nominal |
| Accuracy: | ±10mΩ/°C typical |
| Response Time: | <1s to 4% |
| Fault Output: | 420Ω (upscale) |
| Power Supply: | 20-35V DC |
| Temp Range: | -20°C to +60°C |
Wiring Options
- 1-3-4: 3-wire RTD connection
- 1-3-4-5: 4-wire RTD connection
- 9-10-11-12: Safe area output
- 13-14: Power supply
Safety Certified
Approved for Zone 0 IIC T4 and Division 1 Group A hazardous locations. Intrinsic safety parameters: 1.1V, 4mA.
What’s Included
- 1 MTL5082 isolator unit
- Quick start guide
- Mounting hardware
Common Questions
- Can I use thermocouples?
No – RTD only (resistance input). - How to change wiring mode?
Use switches on top of unit. - Maximum cable length?
100m with proper shielding. - Can I monitor multiple RTDs?
No – one RTD per module. - What if RTD fails?
Outputs 420Ω (upscale) automatically.
Shipping & Warranty
Fast worldwide delivery via FedEx/UPS/DHL. Your MTL5082 includes 12-month performance guarantee.
%20with%20automatic%20fault%20detection.%20Key%20Features%20Works%20with%202/3/4-wire%20RTDs%2010-400Ω%20measurement%20range%20Automatic%20open-circuit%20detection%20Simple%20switch%20selection%20for%20wiring%20High%20%5B…%5D&media=https://www.oiltechcontrols.com/wp-content/uploads/2025/08/MTL5082_-3.jpg){kind=link}
Reviews
There are no reviews yet.