AH Series CPU supports digital input/output modules, analog input/output modules, temperature measurement modules, network modules, motion control modules, and remote I/O modules. AH02HC-5A high-speed counter module has several bidirectional high-speed counters. It can update the number of input pulses instantly. It can also cyclically update, prescale, and average the number of sampled pulses. There are two bidirectional high-speed counters.