| Special functions
| 20 kHz counter input, two 10 kHz pulse outputs | 5 kHz counter input, 2 kHz pulse output | 20 kHz counter input, two 10 kHz pulse outputs | Four 100 kHz counter inputs, two 100 kHz pulse outputs, two optional serial ports | CPUs with built-in pulse I/O and analog I/O. Expansion by CPM1A I/O or CJ1 special I/O |
| Communications | Serial, DeviceNet, CompoBus/S, DeviceNet-to-CompoBus/S gateway function | Serial, DeviceNet, PROFIBUS-DP, CompoBus/S | Serial, DeviceNet, PROFIBUS-DP, CompoBus/S | Serial, DeviceNet, PROFIBUS-DP, CompoBus/S | Ethernet, Controller Link, serial, DeviceNet, PROFIBUS-DP, CAN, CompoBus/S |