
Dickson TH6P Manual V5 052418
CALIBRATION
CALIBRATIONCALIBRATION
CALIBRATION
The R200/R250 Repla eable Sensor was arefully tested and alibrated before being
shipped from the fa tory. For greatest a ura y, we re ommend repla ing the sensor
every 6-12 months (does not in lude N400 and N450).
When your new Repla eable Sensor arrives, simply turn off the re order, remove and
dis ard the old sensor, plug in the new one and power the re order ba k on. Your
re order will ontinue to re ord temperature and humidity without interruption.
USER CALIBRATION
USER CALIBRATIONUSER CALIBRATION
USER CALIBRATION
If you have an a urate standard to ompare against, the Repla eable Sensor alibration an be
adjusted at one point. This will not adjust the span and is not as a urate as repla ing the
Repla eable Sensor with a newly alibrated one.
1. To a tivate Calibration mode, turn the unit on and press and hold both the On/Off
On/OffOn/Off
On/Off and the
Adjust
AdjustAdjust
Adjust-
--
-Down
DownDown
Down button until the LED is solid green. The LED will then blink amber and at whi h
point only the pen being adjusted will show on the display.
Note:
Note:Note:
Note: Make sure to press the Adjust-Down button first so the unit will not turn off
2. To raise the unit of measurement, press the Adjust
AdjustAdjust
Adjust-
--
-Down
DownDown
Down button. To lower the unit of
measurement, press the Adjust
AdjustAdjust
Adjust-
--
-Up
UpUp
Up button. Pressing Pen Home
Pen HomePen Home
Pen Home swit hes between the red
and blue pens and stores the urrent adjustment value.
3. When Calibration is omplete, press the On/Off
On/OffOn/Off
On/Off button. The adjustment is stored in memory
even after you turn the unit off or if AC power fails.
Note:
Note:Note:
Note: After two hours, if no buttons are pressed, the unit will time out of Calibration mode
and resume normal operation. If you wish to an el the Calibration, simply enter Calibration
mode and toggle through the steps without adjusting displayed readings. Exit by pressing
the On/Off
On/OffOn/Off
On/Off button. You have now restored fa tory alibration settings.
Note:
Note: Note:
Note: It is re ommended that you use a ontrolled hamber when determining if Calibration
is ne essary. Adjusting the pens in an opens room is not re ommended as air flow an vary
greatly within a very small area.
TROUBLE SHOOTING
TROUBLE SHOOTINGTROUBLE SHOOTING
TROUBLE SHOOTING
Why isn't the hart keeping time or r
Why isn't the hart keeping time or rWhy isn't the hart keeping time or r
Why isn't the hart keeping time or running slow?
unning slow?unning slow?
unning slow?
•The hart may be hung up or restri ted, possibly aused by a rip on the outer edge of the
hart or the hart hub, or the hart may be aught between the arm and pens(s) arm
platform.
•In orre t hart installed for the sele ted hart speed.
Why did the hart stop turning?
Why did the hart stop turning?Why did the hart stop turning?
Why did the hart stop turning?
•Chart hung up or restri ted, (ripped hart)
•Unit may be "lo ked up", this an be onfirmed by pressing any of the buttons on the
keypad, if the unit is lo ked up there will be no response to button presses and the Chart
Re order may appear to be working, but the readings won't hange, also the hart will
not rotate. Remove power and battery, and then re-power.
www. .com information@itm.com1.800.561.8187