Chapter 5
118 OmniSeed™ Viper Pro™ Installation & Operation Manual
3. To acknowledge the warning, but keep the warning information accessible, touch the OK button. To clear
the warning condition from the Viper Pro, touch the Clear Alarms button.
Note: Touching the Clear Alarms button will clear the current alarm prompts from the Viper Pro display.
However, the alarm condition may still be present in the application system and the condition may
need to be corrected.
The following table discusses the alarms and the conditions that will set off an alarm for granular products.
Alarm Condition
Off Rate
This alarm activates when the actual application rate differs from the specified percentage
rate for more than five seconds, This alarm activates only when the system is in Auto mode.
The alarm automatically clears when the target rate and actual rate are within the specified
range or when the product mode is switched to either Manual or Off.
Low Tank
This alarm activates when the tank volume has dropped below the specified limit. The alarm
may be cleared by either entering a value that is above the low tank value or by entering a
zero in the Low Tank field.
Vac/Bin
For an injection application, the Vac alarm is active. This alarm activates when the vacuum
sensor detects a vacuum in the tank. Troubleshoot the system to determine the cause of the
alarm and clear it. For a granular application, the Bin alarm is active. This alarm activates
when the bin level sensor detects that the granular level in the bin drops below the sensor.
Fan Limit
This alarm is activated when one or both of the fans on the air cart has exceeded the high
rpm fan limit.
Zero Pressure
The zero pressure alarm is displayed if one or more air cart bins has lost pressure. Be sure
that the bin covers are in place and secure to repressurize the bins.
Zero Speed
This alarm activates when the speed of the vehicle drops below 0.7 MPH [1.1 km/h] and the
Zero Speed Shutoff function is enabled. Cycle the master switch to clear the alarm and
resume product control.
Low Fan Limit
This alarm will activate if one or both fans drop below the desired low fan RPM limit.
Note: If the fan alarm is enabled, the seed gates and master clutch will not activate unless
the fan RPM is above the low limit to prevent plugging seed tubes if the fan is not providing
enough air flow to move product.
Insuff. Meter Rev.
This alarm activates during the cal weight calculation if the meter does not register at least
one full revolution.
HC Power Disc. The HC Power Disc. alarm is displayed if high current voltage falls below 9 Volts.
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