... one body, compacted the space Features:Integrated the function of OP330 HMI and XC3 series PLC,This model ... 8 points input, 8 points transistor/relay/mixed output,26 function buttons can be set to any functions ... 18RT-C10DI/8DO, 4 channels transistor/4 channels relay output, 3.7 inch blue touch screen LCD ... pulse output, RS485 communicationXP3-16R-E8DI/8DO, 8 relay output, 3.7 inch blue LCD; support RS485 ...