Digi-Sense 93210-50 Manuale utente
Cole-Parmer Instrument Co.
625 East Bunker Court
Vernon Hills, Illinois U.S.A. 60061-1844
(847) 549-7600
(847) 247-2929 (Fax)
800-323-4340
www.coleparmer.com
e-mail: techinfo@coleparmer.com
A-1299-0879
Edition 01
ThermoLogR
THERMISTORTHERMOMETER
MODEL NO.93210-50
CERTIFICATE OF
CONFORMANCE
This thermometer was calibrated using
equipment traceable to the National Insti-
tute of Standards and Technology (NIST).
This instrument conforms to
ITS-90.
The accuracy of the thermometer at the
time of calibration was within specifications
stated in the operating manual.
ModelNo.:__________________________
Serial Number:______________________
Date placed in service:________________
To purchase a NIST certificate of traceabil-
ity with test data and test date for meter and
probe, please contact your dealer or:
Cole-Parmer Instrument Company
625 East Bunker Court
Vernon Hills, Illinois USA 60061-1844
Toll-free: 800-323-4340
1
INTRODUCTION
Thisversatilehand-heldinstrumentprovideshighly
accuratetemperaturemeasurementsinCelsiusor
Fahrenheit using a wide selection of 400, 500 and
700seriesthermistor probes.
Thisinstrument covers thesemeasuring ranges:
400 Series: –40.00°F to +302.0°F (–40.00°C to
+150.0°C)
500 Series: –40.00°F to +302.0°F (–40.00°C to
+150.0°C)
700 Series: –40.00°F to +212.0°F (–40.00°C to
+100.0°C)
Theinstrumentisdesignedfor easyoperationand
includesthefollowingfeatures:
• Operator selection of temperature scale
• Resolution of 0.01° from –40.00°C to +99.99°C
or–40.00°Fto +99.99°F
• LCD with threefour-digit displays
• 1/4 indiameter input
• Hold feature for temporarilyretaining a reading
2
• Field calibration capability
• Low battery warning
• Stores orlogs up to 1000readings with real-time
markers
• Scrolls through allstored readings
• Displays MIN and MAX readings
• Interfaces with optional HEWLETT PACKARD®
infraredprinteroroptionalRS-232-Cadapter
• Prints temperature and timeofreading
• Built-in tilt standforeasy hands-free operation
3
SAFETY PRECAUTIONS
THIS INSTRUMENT IS
DESIGNED TO ACCEPT
LOWLEVELSIGNALSSUPPLIEDBYSTANDARD
THERMISTORS.UNDERNOCIRCUMSTANCES
SHOULD THE INPUT VOLTAGE EXCEED THE
SPECIFIED 10V RMS.
DO NOT USE OR STORE
THIS INSTRUMENT IN
MICROWAVE OVENS OR ANY ABNORMALLY
HOT OR COLD AREAS.
WEAKBATTERIESSHOULD
NOT BE LEFT IN THE
INSTRUMENT. DEAD BATTERIES CAN LEAK
AND CAUSE DAMAGETO UNIT.
VOLTAGES PRESENT AT
THE THERMISTOR MAY
ALSO BE PRESENT AT THE BATTERY
TERMINALS. ALWAYS DISCONNECT THE
THERMISTORWHEN CHANGING BATTERIES.
WARNING
DANGER
CAUTION
CAUTION
4
SPECIFICATIONS
THERMISTOR PROBES
Type Temperature Range
400Series: –40.00°F to+302.0°F
(–40.00°Cto+150.0°C)
500Series: –40.00°F to+302.0°F
(–40.00°Cto+150.0°C)
700Series: –40.00°F to+212.0°F
(–40.00°Cto+100.0°C)
Accuracy:±0.06°F(±0.03°C)exclusive of probe
Linearization:Conforms to ITS-90.
Input Protection:10V rms
Display Update:0.6secondsperupdate
Input: One probe with 1/4 inch phone jack
connector.
Battery
Size: Two AA, 1.5V alkaline ANSI-L40,
IEC-LR6
Life: >500hours continuous,typical
Display: LCD with 0.4 in high characters main
readout and 0.2 in high characters secondary
displays, 4 digits each display plus various
annunciators.
Operating:
StatedAccuracy: 0°Cto40°C
(32°Fto104°F)
UsefulRange: 0°Cto40°C
(32°Fto104°F)
Storage: –40°Cto65°C
(–40°Fto149°F)
Humidity: 10%to90%
(non-condensing)
5
Dimensions
3 cm D x 8.4 cm W x 15.8 cm H
(1.2 in x 3.3 in x 6.2 in)
Weight with batteries:227 grams (8 ounces)
Ingress protection: MeetsIEC-529IP-54fordust
andwaterresistant enclosures.
Electromagnetic Compatibility (IEC-801-3)
Unit exceeds radiated susceptibility
requirementsofENV-50140.
6
BATTERY INSTALLATION AND
REPLACEMENT
WEAKBATTERIESSHOULD
NOT BE LEFT IN THE
INSTRUMENT. DEAD BATTERIES CAN LEAK
AND CAUSE DAMAGETO UNIT.
VOLTAGES PRESENT AT
THE THERMISTOR INPUT
MAY ALSO BE PRESENT AT THE BATTERY
TERMINALS. ALWAYS DISCONNECT THE
THERMISTORWHEN CHANGING BATTERIES.
CAUTION
DANGER
7
If battery indicator turns on, battery life is
approximately 8 to 10 hours.Thebattery indicator
will start blinking with less than 1 hour of life
remaining.
ATTHISPOINT,BATTERYMUSTBECHANGED.
IFBATTERYVOLTAGEGOESTOOLOW,DISPLAY
WILL GO BLANK.
SeeSPECIFICATIONS for batterytype.
1. Beforechangingbattery,turninstrument offand
disconnectprobe.
2. Loosen screw and lift battery cover off back of
case.
3. Remove the twoAAbatteries.
4. Inserttwonewbatteries,observing polarity.
5. Install cover and tighten screw.
AC ADAPTER
An optional AC adapter can be used for power to
conserve batteries.The adapter is not a charger
andwillnotchargebatteries.Theadapterconnects
tothebottomofthethermometer.Whentheadapter
isconnected,thebatteriesaredisconnected.Refer
to the ACCESSORIES section for adapter
information.
8
CONNECTING A THERMISTOR
Use either a 400 series or 700 series thermistor
with your instrument. Be sure your instrument
settingmatches the thermistor,usinganincorrect
thermistor type will result in erroneous readings.
(Series 500 thermistor probesmaybeused along
withthesuppliedcorrectionchart to convert meter
readingstoactualtemperature.)
Tochangebetween400and700seriesthermistors,
seeSelectingThermistor Serieson page 14.
Insertthe1/4 in plug intothemating connector on
thetopoftheinstrument.
Indice
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