Set the Date and Time via an MSG Instruction

For some applications, consider programming the redundant controller to set the redundancy module date and time via an MSG instruction.
  1. On the Configuration tab of the RMCT, verify that Enable User Program Control is selected for the redundancy module.
    Enable User Program Control Checkbox
  2. In the program for the redundant controller, create an MSG instruction.
  3. On the Communication tab of the Message Configuration dialog box, configure the path to the redundancy module and verify that the Connected checkbox is cleared.
    Redundancy module path configuration
    Date and Time Communication Parameters
    Parameter
    Value
    Path
    1, [slot number of the redundancy module] For example, enter 1,1 for a redundancy module in slot 1 of the chassis.
    Connected
    Leave the Connected checkbox cleared.
  4. On the Configuration tab of the Message Configuration dialog box, configure the MSG instructions with the following parameters depending on the redundancy module catalog number.
    Date and Time Configuration Parameters
    Parameter
    Value
    Message Type
    CIP Generic
    Service Type
    SSV
    Service Code
    10
    Class
    x43
    Instance
    1
    Attribute
    3 (System time in microseconds from epoch)
    4 (System time in nanoseconds from epoch)
    Source Element
    LTIME
    Source Length
    8
    Destination Element
    None - no value needed.
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