The MTL 5541 Repeater Power Supply is a versatile device designed to power and isolate 2- or 3-wire 4/20mA transmitters in hazardous areas. It provides a fully-floating DC supply for the transmitter and repeats the current in a separate floating circuit to drive a safe-area load. This isolation ensures the safety of personnel and equipment in hazardous environments. 

Key features and benefits:

• Isolation: Provides galvanic isolation between the hazardous area and the safe area, preventing the propagation of electrical faults. 
• Power supply: Supplies the necessary power to energize the 2- or 3-wire transmitter.
• Current repetition: Repeats the 4/20mA current signal from the transmitter to drive a safe-area load.
• HART communication support: For 2-wire transmitters, the MTL 5541 allows bi-directional communication signals superimposed on the 4/20mA loop current, enabling HART protocol communication. 
• Smart features: The MTL 5541 offers smart features such as diagnostics, configuration options, and remote monitoring capabilities.
• DIN rail mounting: The device is designed for DIN rail mounting, providing a convenient and space-saving installation method.
• Safety approvals: The MTL 5541 complies with various safety standards and certifications, ensuring its suitability for use in hazardous areas.

Applications:

• Process control: Used in various industrial processes to monitor and control variables such as temperature, pressure, flow, and level.
• Hazardous area instrumentation: Ideal for powering and isolating transmitters in areas with explosive atmospheres.
• Remote monitoring: Can be used to remotely monitor and control transmitters located in remote or inaccessible locations.

Additional information:

• Manufacturer: MTL Instruments
• Model: 5541
• Power supply: 20-35VDC
• Output current: 4/20mA 
• Mounting: DIN rail
• Safety approvals: ATEX, IECEx, UL, CSA

MTL 5541 REPEATER POWER SUPPLY 4/20mA, smart, for 2- or 3-wire transmitters