MTL-779+
Parameter Specification
Product Model MTL-779+
Product Line Eaton MTL Signal Conditioners & Isolators
Function 2-Wire Transmitter Isolator & Power Supply
Input Signal Accepts and powers a 2-wire, 4-20 mA transmitter from a hazardous area.
Output Signal 4-20 mA DC (Isolated)
Input/Output Isolation Galvanic Isolation between input, output, and power supply.
Power Supply Typically 20-30 V DC (for standard models)
Intrinsic Safety (IS) Approval Yes. Certified for use in Hazardous Areas (e.g., ATEX, IECEx).
Entity Parameters (Example values, MUST be verified for design):
- Vmax (Ui): e.g., 28 V
- Imax (Ii): e.g., 93 mA
- Pi: e.g., 0.65 W
- Ci: e.g., 0 μF
- Li: e.g., 0 mH
Non-Incendive (NI) Approval Yes (for applicable standards like FM/CSA).
Line Fault Detection Yes, can detect open and short circuits in the field wiring.
Accuracy Typically better than ±0.1% of span.
Mounting DIN-Rail Mount (Standard 35 mm)
Operating Temperature -20°C to +60°C
Compliance & Certifications ATEX, IECEx, FM, CSA, NEPSI, etc. (Specific certifications depend on the product suffix).
ACS880-01-246A-3
Key Specifications
Output Current: 246A
Voltage Range: 380–480V AC (±10%), 3-phase
Power Range: 132–160kW (depending on voltage)
Control Method: Direct Torque Control (DTC)
Overload Capacity: 150% for 60 seconds
Efficiency: >98% (typical)
Cooling Options: Air or liquid cooling (configurable)
Protection Class: IP00 (cabinet installation required)
Advanced Features
✔ Precision Control:
±0.1% speed accuracy (with encoder feedback)
Full torque at zero speed
Built-in PID controller for process automation
✔ Smart Connectivity & Safety:
Multiple fieldbus options (Profibus DP, Modbus RTU, Ethernet/IP)
Integrated Safe Torque Off (STO) for functional safety
Predictive maintenance via condition monitoring
✔ Robust & Reliable:
Wide operating temperature range (-40°C to +55°C with derating)
Heavy-duty design for 24/7 industrial use
Low harmonic distortion with optional filters
Certifications & Compliance
CE, UL, cULus
IEC 61800-5-1 (safety standards)
EMC compliant (2014/30/EU)
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