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    AJMRTC RS232 to RS485 Active Converter with Digital Isolator, 6~36V DC Wide Voltage, 300~115200bps Baud Rate, Half-Duplex Serial Isolation Module, EMC Anti-Interference for Industrial PLC, Sensor, Mod

    • 1. Active RS232 to RS485 conversion with built-in digital isolation to block ground loop noise
    • 2. Wide DC input voltage range 6V to 36V, fits diverse industrial power supply scenarios
    • 3. Adjustable baud rate from 300bps up to 115200bps, matches most serial devices
    • 4. Strong EMC anti-interference design, stable long-distance differential signal transmission
    • 5. Supports Modbus RTU protocol, widely used for PLC, instrument and sensor networking
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    Overview
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    AJMRTC isolated RS232 to RS485 converter is an active industrial serial conversion module. The digital isolation design effectively eliminates ground potential difference and ground loop interference, protecting your control equipment. It converts RS232 single-ended signal into RS485 differential signal for extended transmission distance. It adopts automatic transceiving control without extra handshaking wiring. With wide voltage input and reliable anti-surge performance, it works steadily in factory environments. Perfect for industrial data collection, Modbus bus networking, equipment transformation and serial communication debugging.


    Specifications

    1. Conversion Type: Active RS232 to RS485
    2. Isolation: Digital isolation
    3. Power Supply: 6 ~ 36V DC
    4. Baud Rate: 300 ~ 115200bps
    5. Communication Mode: Half-duplex, auto direction control
    6. Protocol: Supports Modbus RTU
    7. Protection: EMC anti-interference, surge protection
    8. Interface: RS232 DB9, RS485 A/B terminal
    9. Transmission Distance: Max 1200m at low baud rate
    10. Application: Industrial PLC, sensor, instrument, Modbus RTU bus


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