... 3 mm) High design frexibility for number of modules.2.Module specifications that allow you to design ... for 5, 7, 9, 12, and 14 modules are available, and since the units have the same width, ... port.RS232C port allows connection with operation display panels and host computers, as well as remote surveillance ... units for comment, calendar timer, expansion RAM, and ROM operation are available so you can add ...