18x Inputs
12x Analog - Digital
6x Digital isolated with interruptions

33x Outputs 
9x Digital isolated/PWM/Analog
24x Relay

18x Inputs
12x Analog - Digital
6x Digital isolated (6 with interruptions)

31x Outputs
8x Digital isolated/PWM/Analog
23x Relays

12x 10 bit Analog
6x Digital Optoisolated

24x Relay Outputs
9x 10 bit Digital/Analog