Hanna Instruments HI 955501 User manual

Instruction Manual
HI 955501 • HI 955502
Portable
Pt100 Thermometers
www.hannainst.com

32
PRELIMINARY EXAMINATION
Remove the instrument from the packing ma-
terial and examine it carefully to make
sure that no damage has occurred during
shipment. If noticeable damage is evident,
immediately notify your dealer.
HI 955501 is supplied complete with battery
and instructions.
HI 955502 is supplied complete with fixed
temperature probe (general purpose), battery
and instructions.
Note: Save all packing material until you are
sure that the instrument functions cor-
rectly. All defective items must be re-
turned in their original packing.
GENERAL DESCRIPTION
Dear Customer,
Thank you for choosing a HANNA instruments®
product.
Please read this instruction manual carefully
before using the instrument.
This manual will provide you with all the neces-
sary information for a correct use.
If you need additional technical support, do
not hesitate to e-mail us at
[email protected]
Thes instruments are in compliance with the
directives.
Preliminary Examination............................ 3
General Description ................................... 3
Functional Description &
Specifications............................................ 4
Operational Guide..................................... 5
Display Code Guide.................................. 6
Calibration................................................. 6
Battery Replacement ................................. 7
Accessories............................................... 8
Warranty .................................................... 9
CE Declaration of Conformity .................. 10
TABLE OF CONTENTS
HI 955501 and HI 955502 are accurate ther-
mometers that perform highly stable,
repeteable and linear temperature measure-
ments using 4-wire Pt100 probes.
HI 955501 works with HI 768 series of Pt100
temperature probes, while the HI 955502 model
is supplied with fixed general-purpose probe.
Bothmodelsmeasuretemperatureswith0.1°C
resolution in the -199.9 to 199.9°C range and
then automatically switch to 1°C from 200 to
850°C. Press RANGE and the resolution
switches to 1°C at any time.
Acompact,ergonomicdesignandawrist-strap
makeiteasytocarrythemanywhereinthelab
orplant.
Theshockproofrubberbootisrecommendedto
protectthemeterduringfieldmeasurements.

54
OPERATIONAL GUIDE
9 VOLT BATTERY
SLIDE OFF
Battery
Compartment
ON
OFF
V
FUNCTIONAL DESCRIPTION
AND SPECIFICATIONS
HI 955501 HI 955502
Range -199.9 to 199.9°C / -200 to 850°C
Resolution 0.1°C (±199.9°C)
1°C (-200 to 850°C)
Accuracy ±0.2°C & ±1 digit (-120 to 199°C)
±1°C & ±1 digit (-170 to 450°C)
±1% F.S. & ±1 digit (outside)
for one year, excluding probe error
TypicalEMCDeviation ±0.5°C
Probe Pt100, stainless steel, 1 m cable
HI 768 series fixed
(not included)
Battery Type / Life
1 x 9V / approx. 150 hours of use
Environment
0 to 50°C (32 to 122°F); RH max 95%
Dimensions 143x80x38 mm (5.6x3.2x1.5")
Weight 320 g (11.3 oz.)
1. Liquid Crystal Display
2. ON/OFF Key
3. Range Key
INITIAL PREPARATION
Each meter is supplied com-
plete with a 9V battery. Slide
off the battery cover on the
rear of the thermometer, in-
stall the battery and reattach
the cover.
With HI 955501, connect a Pt100 tempera-
ture probe (HI 768 series) to the instrument.
Switch the thermometer on
by pressing the ON/OFF key.
The temperature value will be
displayed on the LCD.
If no temperature probe is
plugged in (HI 955501 only),
the display will show "- 1 .".
To switch the meter off, press the ON/OFF
key again.
MEASUREMENT RESOLUTION
When switched on, the instrument defaults to
the last selected resolution.
To change the resolution, press RANGE.
The instrument automatically changes its reso-
lution to 1 degree when it passes the limit of
the lower range (±200°C).
LOW BATTERY DETECTION
When the battery becomes
weak, the display shows the
"V" symbol to advise the user.
It is recommended to replace
the battery soon.
°C

76
BATTERY REPLACEMENT
When the battery becomes
weak, the "V" symbol is
displayed to warn the user
that the battery needs to
be replaced soon.
Battery replacement must only take place in
a safe area and using a 9V alkaline battery.
Remove the battery compartment cover on
the rear of the meter and replace the battery
with a new one. Make sure the battery con-
tacts are tight before reattaching the cover.
9 VOLT BATTERY
SLIDE OFF
Battery
Compartment
V
DISPLAY CODE GUIDE
CALIBRATION
All HANNA instruments®thermometers have
been accurately pre-calibrated at the factory.
It is generally recommended to have all ther-
mometers recalibrated at least once a year.
For an accurate annual recalibration, contact
the nearest HANNA Service Center.
Display Description
-1. Reading out of range or temperature
probe not connected (HI 955501)
V Weak battery, needs to be replaced
°C Measure unit (Centigrade scale)

98
All Hanna Instruments meters are warranted
for two years against defects in workman-
ship and materials when used for their in-
tended purpose and maintained according to
instructions.
The probes are warranted for six months.
This warranty is limited to repair or replace-
ment free of charge.
Damages due to accident, misuse, tamper-
ing or lack of prescribed maintenance are not
covered.
If service is required, contact the dealer from
whom you purchased the instrument. If under
warranty, report the model number, date of
purchase, serial number and the nature of the
failure. If the repair is not covered by the
warranty, you will be notified of the charges
incurred. If the instrument is to be returned to
Hanna Instruments, first obtain a Returned
Goods Authorization Number from the Cus-
tomer Service department and then send it
with shipment costs prepaid. When shipping
any instrument, make sure it is properly pack-
aged for complete protection.
All rights are reserved. Reproduction in whole
or in part is prohibited without the written
consent of the copyright owner.
WARRANTY
HI710004 Soft carrying case
HI710007 Shockproofrubberboot,blue
HI710008 Shockproofrubberboot,orange
4-wirePt100Probes(forHI955501)
HI768A Air/gas probe, with 1 m (3.3')
cable
HI768L General purpose/liquid probe,
with 1 m (3.3') cable
HI768P Penetrationprobewith1m(3.3')
cable
ACCESSORIES
205mm
8.1" 100mm
3.9"
3mm
0.12"
HI 768P
205mm
8.1" 100mm
3.9"
6mm
0.24"
205mm
8.1" 100mm
3.9"
3mm
0.12"
HI 768L
HI768A
3mm
0.12"
Hanna Instruments reserves the right to modify
the design, construction and appearance of its
products without advance notice.

1110
CE DECLARATION OF CONFORMITY
Recommendations for Users
Before using these products, make sure that they are
entirely suitable for the environment in which they are
used. Operation of these instruments in residential area
could cause unacceptable interferences to radio and TV
equipments, requiring the operator to take all necessary
steps to correct interferences.
Any variation introduced by the user to the supplied
equipment may degrade the instrument's EMC perfor-
mance.
To avoid electrical shock, do not use these instruments
when voltages at the measurement surface exceed 24
Vac or 60 Vdc .
Toavoiddamagesorburns, donotperformanymeasure-
ment in microwave ovens.

12
MANPT100 r2 09/05
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For e-mail contacts and complete list of Sales and
Technical offices, please see www.hannainst.com
SALES & TECHNICAL SERVICE