Features: This Programmable Logic Controller is Compatible with 6ES7 214-2ad23-0xb8 Digital input 14*24V DC, digital output 10*24V DC, 2 into 1 out, 2 RS485 communication port, 7 extension modules Dc 24V power supply, transistor output Stable 200PLC power supply design, long - life electrolytic capacitance I/O plate adopts imported industrial level optical coupler The CPU board adopts the same switch as 2000PLC Specifications: Power consumption 5.5W voltage 24V Program memory 36K Extension modules 1-7 digital value extension MAX256DI/DO analog quantity extension MAX32A/16AQ Data storage time Memory flash, permanent Total number of counters 256 Timer total 256 Data space 10kb Communication port 2*PPI communication port, RS485 Baud rate 9.6,19.2,187.5kbps digital value input 14 channel input digital value output 10 channel output analog quantity input 2 analog quantity output 1 access way NPN/PNP output type DC/DT Digital output rated current per point 0.75A Maximum cable length 500m(shield） Pulse capture input 14 High speed counter 6 x 30KHz Size as the picture Weight 376g Package included: 1 x Programmable Logic Controller .