Naming Rule
Various Extension Modules
16-ch digital input module HCQX-ID16-D
16-ch digital output module HCQX-OD16-D
8-ch input, 8-ch output module HCQX-MD16-D
4-ch analog input module HCQX-AD04-D
4-ch analog output module HCQX-DA04-D
