1. Entry level. These units have a 20 character by 4 line LCD display and are suitable for small applications where simple display and configuration functions are required to quickly see the status of a device and its inputs and outputs.
  2. Mid level (as shown). These units have a graphical display that can show up to 40 characters x 16 lines of text as well as history and trend plots.
  3. Top level. These units have a 6.5" colour touch screen, LAN interface, removable FLASh Thumbdrive memory for large monitoring applications (up to 16GB)

All controllers have optional GSM dialer that can be used to send Text messages to a mobile phone, be remotely controlled by text messages from a mobile phone as well as GPRS data connection for live Web based (internet) access and monitoring of your remote sites.,