This digital input interface can receive inputs from push buttons, motion sensors, door contacts and so on. It is the ideal interface for energy metering in combination with meters with a pulse output.
When you only need a simple push button, the COOKIE is your solution. Connect push buttons or even door contacts of almost any brand to the TELETASK system.
When you only need a simple push button, door contact, etc. with a small built-in LED, this is the COOKIE to go for.