26 Smart Sensor Setup Vac Sensor Setup
26-4
Vac Sensor Setup
If necessary, press STEP until you see the message:
Press ENTER:
You must select the pump that will provide the source of vacuum for this Vac Sensor or a Setup Data Warning will
be posted for this Vac Sensor. If necessary, press CHANGE until the correct pump’s control device displays [QX
(PLLD), WX (WPLLD), or RX (Output Relay)]. NOTE: an Output Relay must be set to Pump Control Output to be
assigned as a pump. If the selected pump output relay is not assigned to a pump sense device, a Setup Data
Warning for this Vac Sensor will be posted.
Press ENTER to confirm your entry.
Press STEP to continue.:
Enter the volume in gallons of the interstitial space being monitored by the Vac Sensor. The permitted range is 1 to
500 gallons. Default is 501. A Setup Data Warning alarm will activate if a volume between 1 and 500 is not
entered.
Press CHANGE and enter the interstitial space volume. Press ENTER to confirm your entry.
Press STEP to continue.:
Steel Tank
If this Vac Sensor is monitoring a steel tank’s interstitial space, a relief valve is usually not needed. Press STEP
to accept the default NO. Press TANK/SENSOR /Sensor to setup another Vac Sensor.
Fiberglass Tank
If this Vac Sensor is monitoring a fiberglass tank’s interstitial space, a relief valve is required to prevent excess
vacuum from damaging the tank. Press CHANGE and select YES. Press ENTER to confirm your entry.
Press STEP to continue.:
Enter the pressure at which the installed Relief Valve is rated to open (the vent pressure is stamped on the
body of the V-R Relief Valve). The permitted range is -5 to -9 psi. Default vent pressure is -9. Press ENTER to
confirm your entry. Press TANK/SENSOR to setup another Vac Sensor.
s 1: VAC SENSOR SETUP
PRESS <ENTER>
s 1: (Vacuum Label)
VOLUME:
501
s 1: (Vacuum Label)
RELIEF VALVE: NO
s 1: (Vacuum Label)
RELIEF VALVE PRESSURE: -9.0
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