This product is a PCI Express board that extends the input / output function of the digital signal on a personal computer.It is a 12-24VDC photocapura instruction type with a built -in 12VDC power supply that does not require an external power supply, with 16 inputs and an open collector output of 16 points.All input signals can be used as interrupts.In addition, it is equipped with a digital filter function, output transistor protection circuit (surge voltage protection, overcurrent protection).A Windows/Linux driver is attached.- [Extended module] Bus specification PCI Express Size Short size Used connector D-SUB 37-pin (female) [Digital input/output] number of input points 16 points Output points 16 points two -way score - Response speed (input) 200μSec (max.) Response speed (output) 200μSec (max.) Operate voltage (input) 12-24VDC Operate voltage (output) 12-24VDC input circuit Photoba plastic insulation input (compatible with sink output) Output circuit Photoba Plastic Insulation Open Collector Output (Sink Type) Built -in power supply 12VDC