The HMI-4420A is a Human-Machine-Interface which can be seamlessly connected to the Colter FMT / BIS range of controllers via RS232 or RS485.
The HMI-4420A can also be connected to many other PLC systems. The HMI-4420A can be used as a cost effective way of replacing push buttons lamps and thumb wheels. In ‘simple text’ mode the HMI-4420A will display characters received on the RS232 or RS485 port from the connected host. Any key pressed will send a string of data representing the status of all the keys to the host, via the RS232 or RS485 port.
In ‘multidropped’ mode upto 255 displays can be connected together using the protocol described on page 3. The display is a 4 x 20 character Vacuum Flourescent Display (VFD), this display technology offers excellent visibility and wide viewing angle in the harshest environments. The HMI-4420A is IP67 rated when panel mounted in a suitable enclosure.
HMI Configuration Software [973KB] - For Windows 32bit Machines
HMI Configuration Software [536KB] - For Windows 64bit Machines