Beckhoff

KL1012 | Bus Terminal, 2-channel digital input, 24 V DC, 0.2 ms The KL1012 digital input terminal acquires the binary 24 V DC control signals from the process level and transmits them, in an electrically isolated form, to the higher-level automation unit. The bus terminal contains two channels that indicate their signal state by means of LEDs.

KL1002 | Bus Terminal, 2-channel digital input, 24 V DC, 3 ms

IE2332 Extension Box, 4-channel digital input + 4-channel digital output, 24 V DC, 0.2 ms, 2 A, M12