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Prompt: After submitting the Sample Request, the sales will contact you in time
I/O MODULE WITH SERIALPORT RS485/RS232|1~ 32 CHANNEL| RELAY&OPTOISOLATION UPPER UTILITY OUTPUT: MULTI-WORKMODE LIKE INPUT-OUTPUT LINKAGE, FLASH ON/OFFAI-INPUT - RELAY OUTPUT LINKAGE, WITH UPPER LIMIT AND LOWER LIMITDI-INPUT->RELAY OUTPUT LINKAGE, WITH FOLLOW OR REVERSE MODEPROTOCOL MODBUS RTU, READ OR WRITE COIL, DISERETE INPUT,HOLDING REGISTER SUPPORT HARDWARE AND SOFTWARE CUSTOMIZE