Emerson Fisher 4320 Instruction Manual page 47

4320 Position Monitor
October 2012
Valve (On/Off Control)
Note
Valve variables are only available when not in snap-acting mode.
Last Close Stroke—the time needed to complete the most recent stroke from opened to closed.
Last Open Stroke—the time needed to complete the most recent stroke from closed to opened.
Quality variables below Last Close Stroke and Last Open Stroke indicate the overall process data quality of the item.
Values are Good, Degraded, Bad, or Manual/Fixed.
Dwell Time—the length of time that the Switch States variable has spent in the current state.
Device
Temperature—indicates the temperature of the electronics.
Voltage—indicates the power module voltage.
Quality variables below Temperature and Voltage indicate the overall process data quality of the item. Values are Good,
Degraded, Bad, or Manual/Fixed.
Note
Power module warnings generally only apply to the standard and extended life power modules.
Warning Voltage—threshold for the power module low-voltage warning.
Critical Voltage—the threshold for the power module critical-voltage warning. Device configuration changes are
prohibited below this voltage.
Run Time Extremes—includes Highest Temperature, Date of Highest, Lowest Temperature, and Date of Lowest.
Select Valve Position, Last Close Stroke, Last Open Stroke, Temperature, Voltage, Lowest Temperature, Highest
Temperature to view dynamic gauge displays.
Note
Last Close Stroke and Last Open Stroke gauges only appear with the on/off control option and not in snap-acting mode.
46
Instruction Manual
D103621X012