Detachable screw terminal block facilitates the maintenance.
The expansion unit can be connected. (One expansion unit per one I/O terminal unit.) Input/output point can be flexibly increased depending on the system.
Input response time can be switched for high-speed processing.
Selectable node address setting methods: setting with rotary switch and with tool software. When setting the nodes with rotary switch, setting is easy and node identification becomes possible for maintenance.