For connection of SIMATIC S7-22X to industrial Ethernet, FTP client communication, HTTP server, FTP server, E-mail client|15% relative negative tolerance/at DC/at 24 VAC|0.06 A from backplane bus/at DC/at 5 VAC/typical|1.5 W power loss|3-pole terminal block for power supply|24 VDC supply voltage/external|Compact module S7-200 double width module format|8 possible connections/for S7 communication|100000 possible write cycles/of the flash memory cells