Smart Positioner
YT-3700 / 3750
Product Manual
Ver. 1.03
41
8
Auto Calibration and PCB Operation
8.1
Warning
Following process will operate valve and actuator. Make sure to disconnect the Valve from
the system prior to the automatic calibration (AutoCal) to prevent any disruption of the
process since this operation shall move the Valve and Actuator.
8.2
LCD display and buttons
8.2.1
LCD display and symbols
Fig. 8-1
NE107
Symbols
Description
Symbols
Description
Failure
Degree in Celsius
Functional Check
Degree in Fahrenheit
Out of Specifications
Percent
Maintenance Required
Communication status
Current in mA
The four symbols located on the left are the symbols that display alarm messages classified in four
groups in accordance with NAMUR NE107. Assigning each alarm to a specific group of four groups
can only be performed through EDD or DTM.