Great Plains NTA2000D Operator Manual - Manual (Page 55)

Multi-function Drill Control
38o
Set Low Fan Speed Alarm
1. Select the channel.
2. Hold to enter program mode 1.
The alarm threshold is displayed after 3 seconds.
Continue holding the button and…
3. PRESS to select the digit or decimal point to change.
4. HOLD to change the selected digit (or move the decimal point).
5. RELEASE to select the next digit and repeat as above,
otherwise simply release both buttons. The instrument will
then return to the normal display mode.
Set High Fan Speed Alarm
1. Press and hold the button while plugging the instrument into a
power source to enter program mode 2.
2. Press to select the channel.
3. PRESS to select the digit or decimal point to change.
4. HOLD to change the selected digit (or move the decimal point).
5.
RELEASE to select the next digit and repeat as above, otherwise unplug
the instrument, then plug in again to resume the normal display mode.
Seed Distribution Shaft Speed
Display Shaft Speed
Select the channel.
Shaft Speed displays for 10 seconds before returning to the tramline display.
Distribution Shaft Speed Alarm
With the default alarm setting, if the seed distribution shaft stops for more than 40 seconds
the instrument will sound 5 beeps and will default to the channel from the current
channel selected. The audible alarm will sound every 30 seconds until the alarm condition
is resolved.
NOTE: The alarm can be cancelled - either by restoring the shaft rotation, selecting another
channel or switching the instrument off and then on again.
The alarm is inhibited if forward speed is less than 1.24 mph (2 km/hr).
Figure T
Low speed alarm threshold
Figure U
Set low speed alarm threshold
Figure V
Distribution Shaft speed