Fatek-USA FBs-PLC has more than 300 instructions that adopt a user-friendly and readable multi-input/multi-output function structure. With this multi-input instruction structure, the user can derive many types of functionality that other brands of PLCs may require the use of many instructions to achieve. Specification: Brand Name: PLCOME DIY Supplies: ELECTRICAL Certification: CE Origin: CN(Origin) Model Number: FBS Features: FBs-14MAR 8 points 24VDC digital input (2 points high speed 100KHz, 2 points medium speed 20KHz, 4 points medium  speed total 5KHz); 6 points relay or transistor output (2 points high speed 100KHz, 4 points medium speed  20KHz); 1 RS232 or USB port(expandable up to 3); I/O is not expandable 8 points 24VDC digital input (up to 10KHz in 4 points) 6 points relay or transistor digital output (Model "T" has 4 points 10KHz output) 1 built-in RS-232 or USB port (can be expanded up to 3) I/O is not expandable Sink (NPN) or Source (PNP) type transistor I/O (Model "T" only) 100~240VAC, 24 VDC, or 12 VDC power supply Package Includes: 1 x Fatek FBs-14MAR 14 I/O RELAY out Fatek PLC