... transistor output, 3.7 inch blue LCD; support RS485, 2CH pulse output, 2CH AB-phase count, 3CH ... transistor output, 3.7 inch blue LCD; support RS485, 2CH pulse output, 2CH AB-phase count, 3CH ... buttons+30I/O PLC;16input 14 output; support RS485, 2CH pulse output, 2CH AB-phase count, ... RS485, 2CH pulse output, 2CH AB-phase count, 2CH external interruption; 220VAC; Can expand 2 BD cards PLC&HMI controller ...