NOTE: Only Nordson service personnel can access this setting. Contact your Nordson representative if you need to change this setting.
The Trigger Signal Polarity tells the OI which type of timer or trigger signal to expect from the timer or gun driver:
Touch the information and setup bar on the appropriate Spray Monitor faceplate.
Select Spray Monitor Configuration from the drop-down menu.
Select the Service button at the top of the Spray Monitor Configuration window.
Touch the Trigger Polarity button and set the polarity to High or Low.