South-Tek Systems N2Blast FPS-900, Manual

Page: 16 / 29

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The Leader in Nitrogen Generation Technology
FPS-900 O&M Manual
Revision: 2; 7/2020
Page 16 of 29
7.2. Normal Run/Standby Mode
“Run ning ” mode is when the FPS-900 is producing nitrogen and supplies it to the storage tank. The
system will automatically enter “Standby” mode when the tank is fully pressurized (65 -75 PSIG). It
will remain in “Standby” mode until the tank pressure falls 7 -10 PSIG.
•
Controller Modes
This mode allows access to several features:
•
Filter Change Reset - Once the nitrogen generator has been running for 1,000 hours or more, the
filter replacement alarm will activate the audible buzzer, alarm contact, and flash “
FILTER CHANGE
”
on the controller’s 7 -segment display. Replace the filters according to Section 9 Maintenance. After
replacing the filter elements, press and hold the Filter Change Reset button (Down Button) for 7
seconds. Screen will show “
FILTER RESET
” and audible bee p will confirm that the time is reset, and
the filter alarm will shut off if it is active. (Note: resetting this will also trigger the Customer Alarm
Relay for one second).
•
Blastoff ® Simulation - Hold the (Set Button) for 7 seconds Passcode Screen will pop up,
1. Press the (Set Button) one time to activate data entry, Enter (6557) using the (Up and Down
Buttons)
2. Press the (ENT Button) to confirm the entry.
It will bring (HOLD SET) Screen, to simulate the Blastoff, press and hold the Set Button for 5
seconds this will simulate the Blastoff and trip the alarm dry contact in the unit (if installed) for 2
seconds so that proper functioning can be confirmed.
•
Next Button - to navigate between the screens as filer hours, program version, unit ambient
te mperature, and the sensors screens if it’s applicable (check appendix A).
To run the system in normal run mode:
1. Connect the correct power supply to the system.
2.
Open the nitrogen generator’s 3 -way outlet ball valve (lower left side of the cabinet) to nitrogen
out position.
3. On the nitrogen tank, open the gas inlet and outlet ball valve.
4.
Push the On/Off toggle button on the upper left control panel to the “On” pos ition (up) and the
system will automatically turn on and start filling nitrogen to the storage tank.