Reed Instruments C-370 User manual

RTD
Thermometer
Instruction
Manual
C-370
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2
Table of Contents
Introduction .................................................................................................... 3
Product Quality............................................................................................... 3
Safety ............................................................................................................. 3
Features.......................................................................................................... 3
Specications..............................................................................................4-5
Range Specifications ................................................................................. 4
Temperature Coefficient ............................................................................ 5
RTD Probe Accuracy Specifications.......................................................... 5
Instrument Description................................................................................... 6
Display Description ........................................................................................ 7
Operating Instructions...............................................................................8-13
Connecting the Pt100 RTD Probe (TP-R01).............................................. 8
Connector Configuration ........................................................................... 8
Powering the Meter ................................................................................... 8
Selecting Temperature Units...................................................................... 9
Taking Measurements ................................................................................ 9
Data Hold................................................................................................... 9
Backlight .................................................................................................... 9
Relative Function ..................................................................................... 10
MAX/MIN/AVG Function.......................................................................... 10
Auto Power Off ...................................................................................10-11
Pt Type Selection..................................................................................... 11
0°C Calibration......................................................................................... 12
Reset Calibration Value to Factory Settings .......................................12-13
Battery Replacement.................................................................................... 13
Applications.................................................................................................. 14
Accessories and Replacement Parts ........................................................... 14
Product Care ................................................................................................ 14
Product Warranty ......................................................................................... 14
Product Disposal and Recycling .................................................................. 15
Product Support........................................................................................... 15
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3
Introduction
Thank you for purchasing your REED C-370 RTD 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.
Product Quality
This product has been manufactured in an ISO9001 facility and has been
calibrated during the manufacturing process to meet the stated product
specications. If a certicate 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
Never attempt to repair or modify your instrument. Dismantling your
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.
Features
• Designedtomeetfoodservicestandards
• Quickresponding,highaccuracy
• Large,easy-to-readbacklitLCDdisplay
• Userselectable°C,°F
• Min/Max/Avgfunctions
• RelativemodeandDatahold
• IP67ratedwaterproofhousing
• Lowbatteryindicatorandautoshutoff
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Specifications
MeasuringRange: -148to572°F(-100to300°C)
Resolution: 0.1°F/°C
Type: SingleInput,RTD
ResponseTime: 2x/second
Display: 31/2-digitLCD
BacklitDisplay: Yes
DataHold: Yes
Min: Yes
Max: Yes
Average: Yes
RelativeMode: Yes
AutoShut-off: Yes(after30minutes/off)
LowBatteryIndicator: Yes
PowerSupply: 3xAAABatteries
BatteryLife: Approx100hours(Alkaline)
ProductCertications: IP67,CE
OperatingTemperature: 32to104°F(0to40°C)
StorageTemperature: 14to140°F(-10to60°C)
OperatingHumidityRange: 10to90%
Dimensions: 5.9x2.6x1.2"(150x66x31mm)
Weight: 6.2oz(175g)
Range Specifications
Range Accuracy
-100~300°C ±(0.1%reading+0.4°C)
-148~572°F ±(0.1%reading+0.8°C)
Note: The basic accuracy specications does not include the error of
the RTD probe, refer to the RTD probe accuracy specications below for
additional details.
continued...
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Temperature Coefficient
Forambienttemperaturesfrom0to18°Cand28to50°C,foreach
temperaturereadingbelow18°Corabove28°Caddthefollowing
toleranceintotheaccuracyspecication:
0.01%ofreading+0.03°C(0.01%ofreading+0.06°F)
RTD Probe Accuracy Specifications (TP-R01)
Sensor Type Platinum resistance thermometer sensor Pt 100
(4wires)
Accuracy IEC, class A
±0.15°C±0.002measurementtemperature
MeasurementRange -100to400°C
Temp. Sensor Dim. ApproximatelyØ3.2mm(Ø0.125")
Temp.SensorLength Approximately120mm(4.72")
CableLength Approximately1100mm(43.3")
Water-Resistant EN60529:1991,IP67
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Instrument Description
C-370
9
1. PT00 Input Jack
2. LCDDisplay
3. Power Button
4. HOLDButton
5. MAX/MIN/AVGButton
6. Backlight Button
7. Relative Function Button
8. °C/°FButton
9. Battery Cover
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Display Description
1
8
10
11
9
2
3
4
6
7
5
1. Battery Power Indicator
2. TemperatureReading
3. Platinum Type Indicator
4. MinimumValueIndicator
5. MIN/MAX/AVGTemperature
Reading
6. MaximumValueIndicator
7. AverageValueIndicator
8. TemperatureUnitofMeasure
Indicator
9. RelativeModeIndicator
10. Data Hold Indicator
11. Auto Power Off Indicator
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Operating Instructions
Connecting the Pt100 RTD Probe (TP-R01)
Connect the Pt100 probe to the input jacks located at the top of the meter
as indicated below.
C-370
Connector Configuration
Source - Source +
NC
Sense + Sense -
Powering the Meter
To turn the meter on or off, press the POWER button.
continued...
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Selecting Temperature Unit of Measure
1. When the meter is rst powered on the default scale setting is set to
Celsius(°C).
2. Pressthe°C/°F button to toggle between Celsius and Fahrenheit.
Note: The meter will automatically save the selected unit when turned off
as the new default.
Taking Measurements
Once the meter has been setup
and the Pt100 probe has been
connected, place the temperature
probe in the area being tested.
Givethemeterseveralseconds
to stabilize. Read the temperature
measurementontheLCD.If"----"
appears on the display, either the
reading is out of range or the Pt100
probe is not connected or it may
be defective.
Note: The temperature sensor is
located at the tip of the Pt100
probe. To accurately test internal
temperatures, make sure the probe is inserted at a distance of at least 15
times the diameter of the metal sheath as indicated in the diagram.
Data Hold
1. Press the HOLD button to freeze the current reading on the display.
2. Pressthebuttonagaintoresumenormaloperation.
Note: When Data Hold is active the MAX/MIN/AVG, °C/°F and REL
buttons are disabled.
Backlight
PresstheBACKLIGHTbuttontoturntheLCDBacklightonandoff.
Note: The backlight will automatically turn off after 10 seconds.
continued...
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Relative Function
1. Press the REL button to store the current measurement.
2. Underthismode,themeterwilldisplaythedifferencebetweenany
new measurement and the stored measurement.
3. Press the RELbuttonagaintoexitRelativefunction.
MAX/MIN/AVG Function
When the buttonispressed,themeterwillentertheMAX/MIN/
AVGfunction.Underthisfunction,themaximumvalue,minimumvalue
and average values taken during the measurement process will appear on
the lower part of the display when selected.
Note: The average value is calculated using the last 8 readings in memory
and will update with every new reading.
1. The rst value to appear on the display in this function is the
Maximumvalueasindicatedbythe"MAX"symbolandisupdated
whenanewmaximumdatavaluehasbeentaken.
2. Pressthe buttonagainandtheMinimumvaluewillnow
appearonthedisplayasindicatedbythe"MIN"symbolandis
updated when a new minimum data value has been taken.
3. Press the button a third time and the Average value will now
appearonthedisplayasindicatedbythe"AVG"symbol.
4. Press the buttonafourthtimeandthe"MIN","MAX","AVG"
symbols will blink simultaneously while continuing to update the
readings in memory and can be viewed by returning to the appropriate
function. While in this function, the meter is displaying the current
measurement value only.
5. ToexittheMAX/MIN/AVGfunction,pressandholdthe button
for two seconds.
Note:WhenthemeterisinMAX/MIN/AVGfunction,the REL and °C/°F
buttons are disabled.
Auto Power Off
1. To preserve battery life, the meter is programmed to turn off after
30 minutes of inactivity.
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2. Toturnthisfunctionoff,pressandholdtheHOLD button while
powering on the meter.
3. Release both buttons simultaneously.
4. There will be successive beeps emitted from the meter at start up
while the Auto Power Off indicator will not appear on the display,
conrming this feature is now disabled.
5. Ifthemeteristurnedoffthenbackon,the"AutoPowerOff"feature
will be enabled again.
Turnthepower"OFF"beforeattemptingthefollowingSETUPprocedures.
The setup mode will be cancelled if during the following procedures the
POWER button is pressed.
Pt Type Selection
While the meter is off, press and hold the POWER and BACKLIGHT
buttons for 2 seconds to enter the setup function. Press the HOLD
button to enter the Pt selection function. Press the MAX button to toggle
between Pt probe type as indicated by Pt100, Pt500 and Pt100. Press
the °C/°F button to conrm the selection.
continued...
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0°C Calibration
Inserttemperatureprobeintoa0°Cstandardcalibratorunit
before calibration. Hold the probe until condition is stabilized
before starting calibration.
While the meter is off, press and hold the POWERandBACKLIGHT
buttonsfor2secondstoenterthesetupfunction.Pressthe REL button
to enter the calibration function. Enter the Pt selection rst. Press the
°C/°F button to conrm the Pt selection. Press the REL button to enter
the calibration function. Press the REL button to conrm the current
calibration value. Press the °C/°F button to conrm the selection and
resume normal operation.
Reset Calibration Value to Factory Settings
While the meter is off, press and hold the POWERandBACKLIGHT
buttonsfor2secondstoentersetupfunction.Pressthe REL button
to enter calibration mode. Enter Pt selection rst by pressing the MAX
button to toggle between Pt probe types. Press the °C/°F button to
conrmthePtselection.PresstheBACKLIGHTbuttontoenterthereset
function. Press the °C/°F button to reset the calibration value to factory
settings. Press the °C/°F button to conrm the selection and resume
normal operation.
continued...
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Battery Replacement
When the low battery symbol,
,appears on the
display, the batteries need to
be replaced.
1. Remove all of the screws
located on the back of
the unit and remove the
cover as shown below.
2. Replacethethree(3)
"AAA"batteries.
3. Properly secure the cover
and tighten the screws.
The unit's back cover is tted with rubber rings. After
replacing the batteries, check that the rubber rings are
properly placed before reinstalling the back cover. Improper
placement of the rubber rings will compromise the unit's
water-resistant structure, and possibly result in damage to
the meter.
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Applications
• Medical
• Pharmaceutical
• IndustrialandCommercialTemperatureApplications
• R&DandEducationalEstablishments
• FoodService
Accessories and Replacement Parts
CA-05A Soft Carrying Case
TP-R01 Replacement Pt100 RTD Probe for REED C-370
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.
Product Care
Tokeepyourinstrumentingoodworkingorderwerecommendthefollowing:
• Storeyourproductinaclean,dryplace.
• Changethebatteryasneeded.
• Ifyourinstrumentisn'tbeingusedforaperiodofonemonthorlonger
please remove the battery.
• Cleanyourproductandaccessorieswithbiodegradablecleaner.Donot
spraythecleanerdirectlyontheinstrument.Useonexternalpartsonly.
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
1-877-849-2127orbyemailat[email protected]todiscussthe
claim and determine the appropriate steps to process the warranty.
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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
1-877-849-2127orbyemailat[email protected].
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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