MITSUBISHI QJ71C24N-R2 Communication Module  

Product Manual：

MITSUBISHI QJ71C24N-R2 Communication Module Product Features
Introduction: MITSUBISHI QJ71C24N-R2 is a dual RS232 serial communication module adapted for Q series PLCs, used for serial data exchange of industrial control equipment and compatible with various types of field peripherals.
Equipped with two independent RS232 interfaces, the dual channels can be separately configured with different communication parameters
CH1 supports up to 230400bps high-speed transmission, with high efficiency in batch data transmission and reception
Compatible with four communication modes: MC, no protocol, bidirectional protocol, and preset protocol
Built in photoelectric isolation circuit to resist electromagnetic interference in industrial sites
Equipped with a large capacity transmission and reception cache, reducing the probability of high-speed communication data loss
Supports dual error detection of parity check and sum check, ensuring stable communication

Can connect to serial devices such as computers, touch screens, barcode scanners, weighing instruments, etc
Support remote communication via modem and password access to ensure device security
Equipped with interrupt triggering function for sending and receiving, improving real-time data response speed
Directly powered by the PLC motherboard, without the need for additional external power wiring
9-pin D-sub standard interface, convenient wiring, easy disassembly and maintenance
Single channel MC protocol can transmit up to 960 words at a time, with large capacity data exchange
Compatible with multiple hardware flow control methods such as Xon/Xoff, RTS/CTS
Compact narrow body design, saving PLC rack installation slot space
Compliant with CE and UL industrial safety standards, suitable for high and low temperature control cabinet environments
Conclusion: MITSUBISHI QJ71C24N-R2 has flexible channels, comprehensive protocols, and strong anti-interference capabilities, making it a universal supporting module for expanding serial communication in Q series PLCs.

Product detailed pictures：

QJ71C24N-R2

product video

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