FAQ for 1756-ESMNSEK
The Allen-Bradley 1756-ESMNSEK is one version of the 1756 Energy Storage Module. The Allen-Bradley controllers that support this module are the 1756-L71S, 1756-L72S, and the 1756-L73S. This module can be removed easily and it has no WallClockTime power backup. Use the Allen-Bradley 1756-ESMNSEK for applications that require installed modules to spend up to 40 µJ or less of their remaining energy before transporting it in or out of your application. This module can only work with a controller with an 8-MB capacity or smaller. Wait at least 20 minutes to keep the remaining stored energy down to 40 PJ or less before you release this module.
The Allen-Bradley 1756-ESMNSEK is open-type equipment. The 1756-ESMNSEK is intended for use in industrial environments. This module is meant for an environment with a pollution degree no higher than Pollution 2 (as defined by the EN / IEC0664-1 standard) when applied in a Zone 2 environment. The enclosure should only be accessible by means of an appliance. This chassis has an ESD immunity of 6 kV contact discharges and 8 kV air discharges. The weight of this module is around 1.361 kg. The operating temperature of this module is 0-60 °C (32-140 °F). The nonoperating temperature of this module is -40-85 °C (-40-185 °F). The maximum ambient air temperature is 60 °C (140 °F). The relative humidity of this module is from 5-95% without condensation. The Allen-Bradley 1756-ESMNSEK has a current draw at 5.1 V DC of 300 mA.
Revisions for 1756-ESMNSEK
Please refer to the manual for more information about the 1756-ESMNSEK such as the wiring diagrams, data sheets,
firmware information and migration or obsolescence details.
|Revision Part #
||Also Known as
||1756-ESMNSEK/A, Series A, Rev A