The MTL2441B-240V is a Repeater Power Supply from the MTL2000 Series manufactured by MTL Instruments. This device is designed to provide power to 4/20mA signal loops and repeat signals from hazardous or non-hazardous areas. The MTL2441B is an important component in industrial applications, ensuring the reliable transmission and isolation of process signals in systems where safety and signal integrity are critical.

Key Features and Overview of the MTL2441B-240V:

1. Repeater Power Supply:

   • The MTL2441B-240V is a signal repeater and power supply that is used to repeat and power 4-20mA signals from a field device to a control system, isolating and ensuring the integrity of signals over long distances or in challenging environments.
   • It is a single-channel device, meaning it is designed to handle one 4-20mA signal.

2. Power Supply:

   • The device operates from a 240V AC power supply and can handle an input voltage range of 48-65 Hz.
   • Power Consumption: It consumes a maximum of 5VA (volt-amperes), which is typical for signal isolators and repeaters that require minimal power but still deliver stable performance.

3. 4-20mA Signal Handling:

   • The MTL2441B-240V is specifically designed for 4-20mA process signals, a standard in process control systems. This allows it to handle and transmit signals coming from sensors, transmitters, and other measurement devices that output a 4-20mA current.
   • This signal is commonly used in industrial control systems, particularly for measuring variables like temperature, pressure, flow, and level.

4. Signal Isolation and Repetition:

   • The repeater ensures that the 4-20mA signal is repeated without any degradation over long cable runs or through potential interference, preserving the integrity of the process data.
   • The MTL2441B also isolates the field device from the control system, preventing faults or voltage spikes from propagating and potentially damaging equipment.

5. Mounting and Enclosure:

   • The device is typically mounted in a DIN rail or panel-mountable enclosure, designed for use in industrial environments.
   • It is suitable for use in both hazardous and non-hazardous areas, as long as the appropriate external safety barriers or isolators are used.

6. Environmental Considerations:

   • The MTL2441B is engineered to work in harsh industrial environments with temperature ranges and humidity levels suitable for a wide variety of applications.
   • Operating temperature: Typically from –25°C to +70°C (ambient), which is common for industrial repeaters and signal isolators.

7. Applications:

   • Process Control Systems: Used in industries like oil & gas, chemical, pharmaceutical, food and beverage, and manufacturing.
   • Long Distance Signal Transmission: Repeats signals for long-distance transmission in large industrial plants or remote areas.
   • Signal Integrity Protection: Ensures that control systems receive accurate and stable data from field devices, preventing signal interference or degradation.

8. Electrical Safety:

   • The device is designed to operate in environments with strict safety requirements. The signal isolation ensures that electrical faults do not travel from the field to the control system, thereby providing a layer of protection for critical equipment.

9. Compliance:

   • The MTL2441B adheres to international standards for electrical safety, including ATEX and IECEx for operation in hazardous environments, ensuring safe and compliant operation in explosive atmospheres.

Summary of Specifications:

• Power Supply: 240V AC, 48-65Hz
• Power Consumption: 5VA maximum
• Signal Handling: 4-20mA (single channel)
• Application: Signal isolation, signal amplification, and power supply for process control systems
• Mounting: Typically DIN rail or panel-mounted
• Temperature Range: Operating: –25°C to +70°C
• Signal Isolation: Ensures signal integrity over long distances or in environments with potential electrical interference
• Compliance: Meets international safety standards, including ATEX and IECEx for use in hazardous environments
• Applications: Used in process industries, remote monitoring, and control systems.

Benefits:

• Reliable Signal Integrity: Ensures that the 4-20mA signal remains accurate and unaffected by distance or electrical noise.
• Safety and Isolation: Provides protection for field devices and control systems from potential electrical faults.
• Compact and Efficient: Low power consumption (5VA) while providing a crucial service in process control systems.
• Versatile: Suitable for both hazardous and non-hazardous environments.