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This converter converts TTL signals to RS232 signals, supporting full-duplex communication. It is compatible with TTL/RS232 standards and can handle TTL signal levels ranging from 3.3V to 5V. It has built-in anti-reverse and over-voltage protection for the power supply interface, providing safe and stable work on your next project.
The unibody power supply isolation provides a stable isolated voltage, eliminating the need for an additional power supply for the isolated terminal. Additionally, the unibody digital isolation improves signal isolation, providing high reliability and strong anti-interference capabilities. The device is designed for low power consumption, making it an efficient solution for a variety of communication projects.
Power Supply Interface | Power supply | 3.3V ~ 5V |
Protection | Over-voltage, reverse-proof | |
Device Port | TTL/RS232 standard compatible | |
TTL | Connector | Screw terminal |
Transmission distance | About 10m | |
Transmission mode | Point-to-point | |
RS232 | Connector | Screw terminal |
Protection | TVS diode, surge protection & ESD protection, power isolation and signal isolation | |
Transmission distance | About 15m | |
Transmission mode | Point-to-point | |
Indicators | PWR | The red power indicator lights up when there is a power supply connection and voltage is detected |
TXD | TX indicator lights up when the TTL port sends data | |
RXD | RX indicator lights up when the TTL port receives data | |
Appearance | Case | Rail-mount ABS case, suitable for 35mm DIN rail |
Dimensions | 91.6 x 8.7 x 23.3mm |
Top Side Screw Terminal | |
VCC | Power Input |
DC 3.3V~5V power supply | |
GND | Ground / TTL signal ground |
TXD | TTL transmit data pin |
RXD | TTL receive data pin |
Bottom Side Screw Terminal | |
SGND | RS232 signal ground |
TXD | RS232 transmit data pin |
RXD | RS232 receive data pin |