The KM-PREL-16 is suitable for all wasco® PCI cards with 16 TTL inputs and 16 TTL outputs that are connected to a 68-pin SCSI-II socket as well as for the WITIO-PCI160EXTENDED, WITIO-PCI64EXTENDED, WITIO-PCI32STANDARD, WITIO -PCIe192STANDARD and WITIO-PCIe192ULTRA. It offers inexpensive 16 isolated output channels via relays, which are suitable for switching 2 A / 50 V AC or 2 A / 30 V DC. For applications with more than eight channels or in combination with the inputs, additional KM-PREL-16 and additionally the modules KM-REL-8, KM-OPTOOUT- can be used via the connection modules KM-VB-5 or KM-VB-9. 32, KM-OPTOIO-16, KM-OPTOIN-16, KM-OPTOIN-32 or KMDB-68 can be connected. 68-pin connection cables are available in various lengths for this purpose.Screw terminals enable uncomplicated connection of the peripherals. The housing of the KM-PREL-16 is equipped with foot elements for snapping onto DIN EN clamping rails.