Sigma Controls MYRIAD DPC Instruction Manual page 16

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Allows the MODBUS comm port to be set to match network requirements. Exit to save, then
cycle Power to adopt new node.
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High and low level alarms are available on Relay 3. If desired this selection will provide high
level alarm on RLY #3 and low level alarm on digital output #4. (24VDC relay required.)
When the desired selections are made, scroll to 'NEXT' and press 'ENTER' to return default
screen.
Select 'EITHER SEAL LEAK' for the standard monitoring of the pumps' seal leak contact
closures. [Default]
Select 'BACKUP SENSOR' if using a backup level transmitter in this mode. A primary sensor
failure will change operation to a secondary sensor. (Do not use if using a single level sensor.)
Set Dip switch 7 to up and 8 to down.
Select 'RESET PUSHBUTTON' To use AI3 for an external alarm reset pushbutton.
Select 'PID' (proportional, integral, derivative), control provides a setpoint for the controller to
maintain. (Use for booster and similar applications.)