Honeywell RM640 Handbook page 114

OPERATION
6
Program mode: device status messages
Device status and error messages are shown in menu item "C7.3.1 Messages View" in Program
mode. The top level of this menu item shows a list of short status messages.
Push the [ ] or [ ] button to make a selection from the list of status messages.
Figure 6-13: Device status and error messages (C7.3.1 Message View)
1 Device status letter code (NAMUR NE 107). In this example, M = Maintenance required.
2 Device status symbol (NAMUR NE 107)
3 Error message
Then push the [> > > > ] button to show more data.
Figure 6-14: Description of the error (C7.3.1 Message View)
1 Device status letter code (NAMUR NE 107). In this example, M = Maintenance required.
2 Description of error
If the device shows an error message, refer to the table that follows for more data and to find a
solution to a problem.
114 www.honeywellprocess.com
RM640
34-VF-25-131 iss.1 GLO Feb 2019 US