Allen-Bradley PLC

1440-RMA00-04RC is a thermal backup module manufactured by Allen-Bradley – Rockwell Automation https://www.mrosupply.com/automation/5721106_1440-rma00-04rc_allen-bradley/https://literature.rockwellautomation.com /idc/groups/literature/documents/um/gmsi10-um009_-en-p.pdf. It is a hot standby processor for system redundancy and reliability, belonging to the XM series https://www.mrosupply.com/automation/5721106_1440-rma00-04rc_allen-bradley/https://literature.rockwellautomation. com/idc/groups/literature/documents/um/gmsi10-um009_-en-p.pdf. It has four relay outputs and can be used in conjunction with an XM bus master controller to provide remote, shared and voting relay operation for distributed XM measurement modules https://www.mrosupply.com/automation/5721106_1440-rma00-04rc_allen- bradley/https://literature.rockwellautomation.com/idc/groups/literature/documents/um/gmsi10-um009_-en-p.pdf. It also supports the connection of one or two XM-441 expansion relay modules to provide a capacity of up to 12 relays

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