The Allen-Bradley 2706-B21J31 DL20 is a DataLiner Message display. The screen is a 2-line character Vacuum Fluorescent Dot Matrix Display and it measures 14.4 x 14.4 inches. This module has ASCII input type, it runs on 110-120V AC of input power, and it has 2 communication ports which are the RS-422 and the RS-232 ports. This module also has 31 KB of RAM. This module can display up to 16 symbols and capital and lowercase characters per line. The typical input resistance of the 2706-B21J31 module is 10 KiloOhm. The voltage range on the parallel port is from 5-30V DC.
The weight of the 2706-B21J31 is 9.5 pounds (4.32 kg). The ambient temperature around the module must be between 0 and 60 °C (32 and 140 °F) and the nonoperating temperature of this module is -40-85 °C (-40-185 °F). Ensure adequate spacing around the 2706-B21J31 module and inside the enclosure for adequate ventilation. Consider the heat generated by other devices inside the enclosure as well as the outside temperature. The dimensions of the required space for safe distance for mounting this module are available in the manual book. This module is mounted in a panel with NEMA Type 12, 13, or 14 enclosure. The 2706-B21J31 is used in an environment with a pollution level no higher than Pollution 2 when applied in a Zone 2 type of environment. For safety, the enclosure of this module should be accessible only by means of a tool or appliance.
FAQ for 2706-B21J31
The Allen Bradley DataLiner Message Display offer the hardware and customization needed for effective factory-wide display. The DataLiner family features the DL5, DL10, DL20, DL30, DL40, DL40P, and DL50 marquee product lines. These products feature Vacuum Fluorescent, Red, or Tri-Color displays with from 1 to 5 lines of characters. There are parallel ports that provide both RS-232 and RS-485 communication. DataLiners allow for viewing of messages up to 240 feet away. These highly compatible and customizable message displays effectively deliver messages and alarms across the warehouse floors.
Repair Services for 2706-B21J31
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Our highly skilled technicians can repair your 2706-B21J31. All of our repairs come with a 1 Year Warranty. Please contact us for additional information about our repair process.
Revisions for 2706-B21J31
Please refer to the manual for more information about the 2706-B21J31 such as the wiring diagrams, data sheets,
firmware information and migration or obsolescence details.