Dickson KT6 Manual - Halaman 7
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Halaman CetakKeypad Operation
Alarm
Pen Home
(Down Arrow)
On/Off
ON/OFF:
The "ON/OFF" key turns the unit on and off. Alarm
and calibration settings are restored to the most
recent values when the unit is turned on. If the
unit is using AC power and power fails, the unit
will switch to battery power without interrupting
the recording capabilities. If power fails when the
battery is not present, the pen will remain on the
chart in recording position.
PEN HOME (also DOWN ARROW):
If the pen is located outside the chart, press the
"HOME" key to move pen to recording position.
Press the "HOME" key with the pen in recording
position, and the pen will move to the outside of the
chart and up the pen lift ramp (HOME).
The "PEN HOME" key is also used as a "DOWN
ARROW" key to decrease values when setting
alarms or calibration values.
CHART ROTATION (also UP ARROW):
The "CHART ROTATION" key sets the chart to the
desired time setting. Press the "CHART ROTATION"
key to rotate chart. Continue pressing until the chart
reaches the desired time setting (the red pen aligns
with the timing clip on the 1 thermocouple unit and
the blue pen aligned with the timing clip on the 2
thermocouple unit). The chart rotation will reach full
speed after a few seconds of holding down the key.
NOTE: Do not attempt to rotate the chart manually.
The "CHART ROTATION" key is also used as an "UP
ARROW" key to increase values when setting alarms
or calibration values.
ALARM (optional):
The "ALARM" key turns the alarm on or off. When
the alarm is on the display will flash the MIN & MAX
indicators. Holding the "ALARM" key for 2 seconds
will cause the unit to enter into the alarm set mode.
Rev. 07/04
For a visual alarm the display will read MIN if a
minimum alarm is activated or MAX if a maximum
alarm is activated. The alarm condition will also
LED
trigger an audio alarm if the audio alarm is enabled
(Dip Switch #8 is OFF). The alarm will sound until
it is disabled or until the alarm condition no longer
applies.
(Up Arrow)
ALARM (2 pen KT6):
Chart Rotation
Holding the "ALARM" key for 2 seconds will cause
the unit to enter into the alarm set mode for Pen 1.
Pressing and holding the "ALARM" key a second
Figure 3
time will put the unit in ALARM SET mode for Pen 2.
keys are used for setting alarms. The "PEN HOME"
key decreases the alarm value and the "CHART
ROTATION" key increases the alarm value.
LED:
The LED will be green whenever the unit is activated.
The LED will flash green during initialization and
warm-up. The LED showing red indicates the unit
is in calibration mode. The LED will also flash when
the unit is on if the AC power has failed at any time
since the unit has exited the warm-up period.
The "PEN HOME" and "CHART ROTATION"
1. To set the alarms press the "ALARM" key and
hold for 2 seconds. The alarm minimum set
point will be displayed with A and MIN will
also be displayed.
2. Use the "HOME' key to decrease the minimum
alarm setting and the "CHART ROTATION" key
to increase the minimum alarm setting.
3. Press "ALARM" key a second time and the
alarm maximum set point will be displayed
along with A and MAX indicating that you
can now set the maximum alarm. Use the same
procedure as in step #2 for setting the
maximum alarm setting. If your KT6 only has
one pen go to step 6.
4. Press and hold the "ALARM" key for 2 seconds
and the Pen 2 alarm minimum set point will be
displayed along with A and MIN indicating that
you can now set the minimum alarm. Use the
same procedure as in Step #2 for setting the
minimum alarm setting.
5. Press "ALARM" key a second time and Pen 2
maximum set point will be displayed along
with A and MAX indicating that you can now
set the maximum alarm. Use the same
procedure as in Step #2 for setting the
maximum alarm setting.
6. Press the "ALARM" key again to exit the alarm
setting mode.
7. To activate the alarm, press the "ALARM" key.