PHOENIX PSM-EG-RS232/TTY-P/2K Serial Interface Converter

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Product Overview

The PHOENIX CONTACT PSM-EG-RS232/TTY-P/2K (Item No. 2761253) is a two-channel serial interface converter designed to convert RS-232 signals to TTY (current loop) signals. It provides electrical isolation between the power supply, RS-232 interface, and TTY interface, helping ensure reliable serial communication in industrial automation systems.

Technical Specifications

Key Features

• Converts RS-232 signals to TTY current-loop signals.

• Two-channel communication capability.

• Electrical isolation for improved signal protection.

• Supports transmission distances up to 1000 m on the TTY side.

• DIN-rail mounting for convenient panel installation.

• Compatible with Modbus serial communication.

Applications

• Industrial automation communication systems

• PLC and controller serial interfaces

• CNC machine communication

• Industrial equipment data transmission

• Long-distance serial communication networks

Important Notes

• Requires an external 24 VDC power supply.

• Check RS-232 and TTY wiring configurations before connection.

• Maximum transmission distance depends on cable type and installation conditions.

• This device converts RS-232 to TTY; it is not an RS-232-to-RS-485 converter.