... , compacted the space Features:Integrated the function of OP330 HMI and XC3 series PLC,This model can install 2 expansion BD ... be set to any functions,High speed counter, pulse output and external interruption,XP3-18R-C10DI/8DO, relay output, 3.7 ... ; Can expand 2 BD cards PLC&HMI controller Xinje-XP3-16 integrated PLC and HMI