1.CX3G-16MT/MR/MRT, up to 8AI/8AO, 0DI/0DO, 485/232 can be added.
2.CX3G-24MT/MR/MRT, up to 12AI/12AO, 6DI/4DO, 485/232 can be added.
3.CX3G-32MT/MR/MRT, up to 16AI/16AO, 2DI/0DO, 485/232 can be added.
4.CX3G-34MT/MR/MRT, up to 12AI/8AO, 2DO, 485/232 can be added.
5.CX3G-48MT/MR/MRT, up to 8AI/4AO, 8DI/4DO, 485/232 can be added.
6.CX3G-64MT/MR/MRT, up to 32AI/32AO, 16DI/8DO, 485/232 can be added.
7.CX3G-80MT/MR/MRT, up to 40AI/40AO, 4DI/4DO, 485/232 can be added.