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2706-B21J31

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The 2706-B21J31 message display terminal is an Allen-Bradley/Rockwell Automation Dataliner series message display terminal. Its input voltage rating is 110 to 120 Volts AC. The 2706-B21J31 message display terminal comes with 31 KB of RAM, which is the highest RAM capacity available in the Dataliner series. Its VFD screen can show up to 2 lines and 40 characters of text at a time when it displays messages. The 2706-B21J31 message display terminal�s 2 communication ports are an RS-422 port and an RS-232 port.

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Technical specifications for 2706-B21J31

Manufacturer	Rockwell Automation
Brand	Allen-Bradley
Part Number/Catalog No.	2706-B21J31
Product Line	DL20
Display Size	14.4 x 14.4 in.
Display Color	Vacuum Fluorescent Display (VFD)
Input Type	ASCII
Communication	RS-422 and RS-232
Input Power	110/120V AC
Memory	31K RAM
Enclosure Type	Type 12, 13, 4
Line Count	2
Character Count	20

Rockwell Disclaimer: The product is used surplus. DO Supply is not an authorized surplus dealer or affiliate for the Manufacturer of this product. The product may have older date codes or be an older series than that available direct from the factory or authorized dealers. Because DO Supply is not an authorized distributor of this product, the Original Manufacturer's warranty does not apply. While many Allen-Bradley PLC products will have firmware already installed, DO Supply makes no representation as to whether a PLC product will or will not have firmware and, if it does have firmware, whether the firmware is the revision level that you need for your application. DO Supply also makes no representations as to your ability or right to download or otherwise obtain firmware for the product from Rockwell, its distributors, or any other source. DO Supply also makes no representations as to your right to install any such firmware on the product. DO Supply will not obtain or supply firmware on your behalf. It is your obligation to comply with the terms of any End-User License Agreement or similar document related to obtaining or installing firmware.

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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.

Revision Part #	Also known as
2706-B21J31 Ser A	2706-B21J31/A, Series A, Rev A	Request a quote
2706-B21J31X	2706-B21J31/X, Series X, Rev X	Request a quote
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