USER MANUAL
PT-500 HI-ACCURACY THERMOMETER
Please read this user manual thoroughly before using
this unit and keep it for your future reference.
CONTENTS
1. Safety, Environmental & Maintenance ............... 1
2. Features ............................................................. 2
3. Specifications ..................................................... 3
4. Meter Description ............................................... 4
5. LCD Display Description .................................... 5
6. Operating Instructions ........................................ 6
7. Button Functions ................................................ 7
8. Notes.................................................................. 8
9. Accessories ........................................................ 8
1
1. SAFETY
Read the following safety information carefully before
attempting to operate or service the meter. Use the meter
only as specified in this manual;
ENVIRONMENT CONDITIONS:
Altitude up to 2000 meters
RH ≤90%（Non-Condensation）
Operating Temperature: -20°C to 60°C
MAINTENANCE
Repairs or servicing not covered in this manual should only
be performed by qualified personnel.
Wipe the unit with a dry soft cloth. Do not use abrasives or
solvents on this instrument.
Complies with EMC
2
2. FEATURES
This item is a contact thermometer with PT-100 input. It is
widely used for Hi-Accuracy Applications.
• Precise measurement
• PT -100 input
• Selectable 0.1°C or 0.01°C Resolution
• Large 34mm backlit LCD display
• DATA HOLD function
• °C/°F selection
• Auto power off
3
3. SPECIFICATIONS
Range
-200°C to 400°C or -328.0 to 752.0°F
Resolution
Selectable: 0.1°C or 0.01°C
0.01°C (-80 to 200°C)
0.1°C (-200°C to 400°C)
Accuracy
±0.05°C (-80°C to 200°C)
± 0.1°C (Others)
Power
1 x 9V PP3 Battery
Weight
292g
4
4. METER DESCRIPTION
① PT-100 input connector
② LCD display
③ °C/°F selection button
④ Resolution and measuring range selection button
⑤ Hold button
⑥ Backlight button
⑦ Power ON/OFF button
⑧ Battery Compartment Cover
5
5. LCD DISPLAY DESCRIPTION
① Sensor Type
② Low battery Indicator
③ Temp. units icon
④ Reading
⑤ Data Hold Icon
⑥ Auto power off enabled Icon
6
6. OPERATING INSTUCTIONS
Operating steps
1) Open the battery compartment, install a 9V battery and
close the battery compartment cover.
2) Connect a PT-100 probe
3) Power on the meter to start measurement.
Note: When the low battery icon appears, replace the
meter's battery.
During measuring, the tip of the temperature sensor
must be fully connected to the object to be measured.
7
7. BUTTON FUNCTIONS
1) Power Button
After battery installation press the power button to power on
the unit. Hold for three seconds to power the unit off.
2) Backlight Button
When powered on, press the backlight button to turn on/off
the backlight.
3) Measurement Unit Button
When powered on, press the measurement unit button to
toggle between °C or °F measurement unit
4) Level Button
When powered on, press the Level button to toggle the
resolution to 0.01°C with a range of -80°C to 200°C, or
0.1°C resolution with a range of -200°C to 400°C.
5) Hold button
When powered on, press the hold button to freeze the
reading on the display. Press again to return to normal mode.
8
8. NOTES
Do not store or operate the meter in high temperature
or humidity.
Remove the battery when the meter is to be stored for
long periods of time to avoid battery leakage.
9. ACCESSORIES
User manual
9V Battery
Carry Case
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