REED R2400 User manual

www.REEDINSTRUMENTS.com
Type K Thermocouple
Thermometer
Instruction
Manual
R2400

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Table of Contents
Introduction ................................................................................................... 2
Product Quality.............................................................................................. 3
Safety ............................................................................................................ 3
Features......................................................................................................... 4
Included......................................................................................................... 4
Specications................................................................................................ 5
Instrument Description .................................................................................. 6
Operating Instructions................................................................................7-8
Connecting Thermocouples ..................................................................... 7
Measuring Procedure ............................................................................... 7
Selecting the Display Resolution.............................................................. 7
Overload Display ...................................................................................... 7
Data Hold ................................................................................................. 7
MAX Value ................................................................................................ 8
Auto Power Off......................................................................................... 8
Backlight................................................................................................... 8
Tc (Indoor Temperature Compensation) ................................................... 8
Battery Replacement..................................................................................... 8
Accessories and Replacement Parts ............................................................ 9
Applications................................................................................................... 9
Product Care ................................................................................................. 9
Product Warranty ........................................................................................ 10
Product Disposal and Recycling ................................................................. 10
Product Support.......................................................................................... 10
Introduction
Thank you for purchasing your REED R2400 Type K Thermocouple
Thermometer. Please read the following instructions carefully before using
your instrument. By following the steps outlined in this manual your meter
will provide years of reliable service.

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Product Quality
This product has been manufactured in an ISO 9001 facility and has
been calibrated during the manufacturing process to meet stated product
specications. If a certicate of calibration is required please contact the
nearest authorized REED distributor or authorized Service Center. Please
note an additional fee for this service will apply.
Safety
• Neverattempttorepairormodifyyourinstrument.Dismantlingyour
product, other than for the purpose of replacing batteries, may cause
damage that will not be covered under the manufacturer's warranty.
Servicing should only be provided by an authorized service center.
• Fullyinspectthethermometerpriortorstuse.Donotusethe
thermometer if it appears damaged.
• Disconnectthethermocouplefromthethermometerbeforeremoving
the cover.
• Donotoperatethethermometerinlocationssubjecttoammableor
explosive gases.
•
Do not connect to voltages > 24 VAC (RMS) or 60 VDC from earth ground.
• Toavoiddamageorburnsdonottaketemperaturemeasurementsin
microwave ovens.
• Toprolongthermocouplelifeavoidbendingtheleads,specicallynear
the probe connector.

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Features
• TypeKthermocouplethermometer
• Large,easy-to-readbacklitLCDdisplay
• Userselectable°C,°ForKelvin
• MaxandDataHoldfunctions
• Userselectableresolutionof0.1or1°F(0.1or1°C)
• Tripodmountforlong-termmonitoring
• Lowbatteryindicatorandautoshutoff
Included
• ProtectiveBoot
• BeadedWireProbe
• CarryingCase
• Battery

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Specifications
MeasuringRange: -58to2000°F(-50to1300°C),223to2000K
Accuracy: -58to32°F:±4°F
32to2000°F:±(0.5%rdg+2°F)
-50to0°C:±2°C
0to1000°C:±(0.5%rdg+1°C)
1000to1300°C:±(0.8%rdg+1°C)
223to273K:±5K
273to2000K:±(1.0%rdg+2K)
Resolution: 0.1or1°F/°C,1K
Type: Single Input, Thermocouple Type K
ResponseTime: 1x/second
Display: 31/2-DigitLCD
Backlit Display: Yes
DataHold: Yes
Max: Yes
Overrange Indicator: Yes
Auto Shut-Off: Yes (after 15 minutes)
Kick Stand: Yes
Tripod Mountable: Yes
LowBatteryIndicator: Yes
Power Supply: 1 x 9V Battery
Product Certications: CE
OperatingTemperature: 32to104°F(0to40°C)
StorageTemperature: 14to140°F(-10to60°C)
OperatingHumidityRange: 10to90%
Dimensions: 6.4 x 3.0 x 1.5" (162 x 76 x 38.5mm)
Weight: 7.4oz (210g)

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Instrument Description
1. DataHOLDIndicator
2. Thermocouple Input Jack
3. Temperature Measurement
Indicator
4. MAX Indicator
5. TemperatureUnitofMeasure
6. Power Button
7. Backlight Button
8. 0.1°ResolutionButton
0.
°C°F
Tc
LIGHT
BACK-
K
°
1
°
°F
K
°C
1
R2400
Thermocouple Thermometer
3
4
5
6
13
12
11
10
78
9
14
15
9. MAX Button
10.DataHoldButton
11. Temperature Compensation
Button
12.1°ResolutionButton
13.°CButton
14.KelvinUnitofMeasurement
Button
15.°FButton

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Operating Instructions
Connecting Thermocouples
This meter accepts K-type thermocouples with a mini plug.
Measuring Procedure
1. Turn the meter on by pressing the power button.
2. To change the temperature unit of measure, press the °C, °F,
or Kbuttons.
Note: The meter will automatically save the last selected temperature unit
when powered off.
3. Ifathermocoupleprobeisnotconnectedtothemeter,theLCD
will display "1".
4. To take a measurement, make direct contact with the surface
being tested.
5. TheLCDwilldisplaythemeasuredtemperaturevalue.
Selecting the Display Resolution
The meter offers two resolution types:
1. Highresolution:0.1°For0.1°C
2. Lowresolution:1°For1°C
Overload Display
TheLCDdisplaywillindicate"1"whenthemeasurementexceedsthe
selectedresolution.Ifthemeasurementisabove199.9°,theresolution
shouldbesetto1°.
Note: If switching the resolution does not resolve the issue verify that the
thermocouple probe is properly connected and the leads are not damaged.
Data Hold
• PresstheHOLD button to freeze the displayed reading.
• Pressthebuttonagaintoresumenormaloperation.
continued...

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MAX Value
1. While taking a measurement, press the MAX button to enter the Max
Value Mode.
2. The MAX Indicator will appear on the display.
3. Underthismodethemaximumvalueisrecordedandupdatedwhen
a new maximum temperature measurement has been taken.
4. Press the HOLD button to stop the recording the maximum value
5. Press the HOLD button again to resume recording the
maximum value.
6. To exit Max Value Mode, press the MAX button.
Auto Power Off
To preserve battery life, the meter is programmed to turn off after
15 minutes of inactivity.
Backlight
PresstheBacklightButtontoturntheLCDBacklightonandoff.
Tc (Indoor Temperature Compensation)
The meter has a built-in temperature sensor to verify the internal tempera-
ture is within the recommended Operating Temperature. Press and hold
the Tc button to display the internal temperature of the meter. Tempera-
ture measurements may be inaccurate if the meter has been exposed to
ambient temperatures outside the recommended Operating Temperature.
To resume normal operation, release the Tc button.
Battery Replacement
When the low battery symbol " "appearsonthelowerrightoftheLCD,
replace the 9V battery.
1. Turn the meter off and disconnect the thermocouple probe.
2. Remove the protective boot by pulling it over the top of the meter.
3. Remove the small Phillips head screw on the rear of the meter.
4. Open the battery compartment and replace the 9V battery.
5. Re-assemble the meter before operating.

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Accessories and Replacement Parts
• TP-01 Beaded Thermocouple Wire Probe
• R2920 Surface Thermocouple Probe
• R2930 Right Angle Thermocouple Probe
• R2940Air/GasThermocoupleProbe
• R2950 Immersion Thermocouple Probe
• R2960NeedleTipThermocoupleProbe
• R1500 Tripod
• CA-05A Soft Carrying Case
Don't see your part listed here? For a complete list of all accessories and
replacement parts visit your product page on www.reedinstruments.com.
Applications
• Medical
• Pharmaceutical
• IndustrialandCommercialTemperatureApplications
• R&DandEducationalEstablishments
• FoodService
Product Care
To keep your instrument in good working order we recommend the following:
• Storeyourproductinaclean,dryplace.
• Changethebatteryasneeded.
• Ifyourinstrumentisn'tbeingusedforaperiodofonemonthorlonger
please remove the battery.
• Cleanyourproductandaccessorieswithbiodegradablecleaner.Donot
spraythecleanerdirectlyontheinstrument.Useonexternalpartsonly.

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Product Warranty
REED Instruments guarantees this instrument to be free of defects in
material or workmanship for a period of one (1) year from date of shipment.
During the warranty period, REED Instruments will repair or replace, at no
charge, products or parts of a product that proves to be defective because
of improper material or workmanship, under normal use and maintenance.
REED Instruments total liability is limited to repair or replacement of the
product. REED Instruments shall not be liable for damages to goods,
property, or persons due to improper use or through attempts to utilize the
instrument under conditions which exceed the designed capabilities. In
order to begin the warranty service process, please contact us by phone at
claim and determine the appropriate steps to process the warranty.
Product Disposal and Recycling
Please follow local laws and regulations when disposing or recycling your
instrument. Your product contains electronic components and must be
disposed of separately from standard waste products.
Product Support
If you have any questions on your product, please contact your authorized
REED distributor or REED Instruments Customer Service by phone at
Please visit www.REEDINSTRUMENTS.com for the most
up-to-date manuals, datasheets, product guides and software.
Product specifications subject to change without notice.
All rights reserved. Any unauthorized copying or reproduction of
this manual is strictly prohibited without prior written permission
from REED Instruments.

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