Spectrum 3401 Manuale utente
Temperature/RH
Pens
PRODUCT MANUAL
Item # 3401, 3402
2
Thank you for purchasing a 3401 or 3402 Temperature/RH Pen. In
addition to temperature and RH, the 3402 also displays dew point
and wet bulb temperatures. Please read this manual thoroughly
before using your meter.
Specifications
Temperature range 14 to 140°F (-10 to 60°C)
Temperature accuracy ±1°F (±0.6°C)
Humidity range 5 to 95% RH
Humidity accuracy ±3% RH
Power Supply CR2032 battery
Power ON/OFF
Power on the meter by pressing the ON/OFF button. All segments
on the display will appear for one second ("DP","WB" will appear on
the screen, although they are only operational for the 3402 model).
The meter will begin measuring temperature and humidity,
displaying both readings at the same time. “AIR” shows that the
current temperature and RH are being displayed.
Note: Be sure to rotate the sensor cap to open it.
Selecting Temperature units (C/F)
Press the F/C CAL button to alternate between temperature units.
Data Hold
Press the HOLD button until “HLD” appears on the display. The
current reading will be displayed until the HOLD button is pressed
again to release the hold.
Operation
3
MIN/MAX
Press the MIN/MAX button; MIN appears on display. The LCD
screen is now showing the minimum humidity and temperature
readings in memory. Press the MIN/MAX button again; MAX will
show on the LCD screen. Press MIN/MAX button once again to
return to the current measurement.
To clear the MIN and MAX readings from memory, press and hold
the RESET button. The meter reading returns to the normal mode
and data in memory has been cleared.
Dew Point and Web Bulb Temperatures (3402 only)
When the meter is in AIR temperature mode, press the MODE
button to switch between “AIR”, “DP” (dew point), and “WB” (wet
bulb) readings.
Auto Power Off
The meter will turn itself off after 20 min. To override the Auto
Power Off function, press the ON/OFF and HOLD keys
simultaneously before powering on. The display will show "n".
Release the ON/OFF button. The meter will now stay on until ON/
OFF is pressed to turn it off.
Battery Replacement
Turn off the meter , then use a coin to open the battery cover. Put
the battery (CR2032) into the battery compartment with the “+” side
out. Place the battery cover back and lock it with a coin.
Troubleshooting
Power on, but no display
Be sure to press ON/OFF for at least 1/3 second.
Ensure the battery is in place with correct polarity and good contact.
Replace with a new battery and try again.
Remove the battery. Press “ON/OFF” for 10 seconds. Reinstall the
battery and try again
Display Disappears
Remember the meter turns itself off after 20 seconds of inactivity.
If the low battery indicator is on before the display turns off, replace
the battery.
Error Codes
E02 Ambient temperature below limit. Put the meter in room temp.
for 30 minutes. If E02 recurs, repair is required.
E03 Ambient temperature above limit. Follow E02 steps.
E04 RH code appearing with E02 or E03. Follow E02 steps.
E11 RH sensor must be recalibrated.
E33 Humidity sensor damaged; repair is required.
4
DECLARATION OF CONFORMITY
Spectrum Technologies, Inc.
12360 S. Industrial Dr. East
Plainfield, IL 60585 USA
Model Numbers: 3401, 3402
Description: Temperature/RH Pen Meters
Type: Electrical Equipment for Measurement, Control, and Laboratory
Use
Directive: 89/336/EEC
Standards: EN 50081-1/1992 : EN 55022
EN 50082-1/1997 : EN 55024
(EN 61000-4-2/-3/-8, ENV 50204)
Michael J. Dunning, Weather Products Manager January 22, 2009
War r anty
This product is warranted to be free from defects in material or work-
manship for one year from the date of purchase. During the warranty
period Spectrum will, at its option, either repair or replace products that
prove to be defective. This warranty does not cover damage due to
improper installation or use, lightning, negligence, accident, or unau-
thorized modifications, or to incidental or consequential damages be-
yond the Spectrum product. Before returning a failed unit, you must
obtain a Returned Materials Authorization (RMA) from Spec-
trum. Spectrum is not responsible for any package that is returned
without a valid RMA number or for the loss of the package by any ship-
ping company.
12360 S. Industrial Dr. E
Plainfield IL 60585
(800) 248-8873 or (815) 436-4440
Fax (815) 436-4460
www.specmeters.com
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