2706-B21C8

The Allen-Bradley 2706-B21C8 is a DL20 message display. It has a Vacuum Fluorescent Display (VFD) with dimensions of 14.4 x 14.4 inches It is available in a two-line configuration with a parallel port and can display up to 16 characters per line. It has 8 KB of RAM and 120 Volts AC input power. The 2706-B21C8 message display is designed to receive slave addresses, message triggers, and variable data from an SLC or PLC module. For communication, it has an RS-422 port for file transfer and an RS-232 port for file upload and download and it displays a wide variety of symbols and characters readable at up to 25 feet away.

The 2706-B21C8 has capabilities such as dynamic message chaining, invisible messages, data trigger modes, etc. Parallel data lines allow it to accept 5 to 30 Volts DC and 120 Volts AC input power. It performs diagnostics during power-on and has autorun features. Messages can be configured manually by attaching an external keyboard, CRT monitor, or any extra terminal. The 2706-B21C8 has a real-time clock that keeps the current date and time. It can also create a backup and record the occurrence and sequence of the messages. External devices such as printers, slave displays, and alarms can be connected as required. The 2706-B21C8 message display is highly customizable.