Rockwell Automation PLC-5 Fieldbus Solutions for Integrated Architecture User Manual - Manual (Page 206)

Publication 1757-UM006A-EN-P - May 2002
A-26 Standard Function Block Parameters
Table A.70 LO_LO_LIM
Table A.71 LO_LO_PRI
Table A.72 LO_PRI
Length 16
Storage Dynamic
Remarks Read Only
The Data type consists of data that describes floating point alarms. It uses the
following five elements.
• Unacknowledged
• Alarm State
• Time Stamp
• Subcode
• Value
Classification Simple Variable
Description Defines the setting for the low low alarm in engineering units.
FF Data Type Float
Range - Infinity, PV_SCALE
Usage C/Contained
Length 4
Valid Views VIEW_4
Storage Static
Remarks Initial value is - Infinity
Classification Simple Variable
Description Represents the priority of the low low alarm.
FF Data Type Unsigned 8
Range 0 to 63
Usage C/Alert Priority
Length 1
Valid Views VIEW_4
Storage Static
Classification Simple Variable
Description Represents the priority of the low alarm.
FF Data Type Unsigned 8
Range 0 to 63
Usage C/Alert Priority