Anritsu HD-1650 User manual

INSTRUCTION MANUAL
HANDHELD THERMOMETER
HD-1650/1750
2nd edition Nov., 2012
AE-100213
ANRITSU METER CO., LTD.
2-4-5 Shimomeguro, Meguro-ku,
Tokyo 153-0064, Japan
Tel [phone]
Fax [phone]

Please observe the following matters to ensure safe and reliable
operation of products.
This product should not be used for any purpose except temperature
measurement.
Stop using as soon as any problems are discovered.
Do not take the unit apart or remodeling.
Use the specified battery cells.
※This product is not rechargeable model.
Please observe the following matters to guard the battery leakage, exothermic
reaction and ignition.
Do not throw away the battery cells in the fire, and avoid short between
electrodes.
Do not charge or heat.
Use the specified battery cells.
Set the battery cells correctly 「＋」and 「－」.
Remove the battery cells when the battery life is finished, or long time no using.
Do not mix old and new, or variety battery cells.
The battery life will be affected by the environmental temperature.
Caution
Warning
Concerning the battery cell
TO ENSURE SAFE AND RELIABLE OPERATION
Caution

Preface
Thank you for purchasing this product from ANRITSU METER CO., LTD.
We prepared this manual so that you can use this product with ease and confidence.
Please read this manual carefully and understand each functions of this product for
your safety and correct using.
Caution
■This contents and the specification of this product are subject to change without
notice.
■Reproduction in part or whole of any material from this booklet is prohibited by
low.
■We surely make this manual, however if there are any error or not clear, please
contact the place of purchase or us.
■We are not responsible for the consequences of using this product.
After-sales Service
ANRITSU METER CO., LTD. ships products after severe company’s inspection.
Should you find any failure resulting from poor material and workmanship or
accident during transportation, please contact the place of purchase or us.
We recommend that you may use the original packaging for this product when you
send it to us for repairing or periodical checkup. If you no longer have the original
carton, be sure to use plenty of wrapping to guard against damage during shipping.

CONTENTS
1. General................................................................................1
2. Unpacking ...........................................................................1
2. 1. Unpacking........................................................................................... 1
2. 2. Repacking............................................................................................ 1
3. Name of Components............................................................2
3. 1. Name of Components........................................................................... 2
3. 2. Display of all segments......................................................................... 3
4. Preparation for Operation.....................................................4
4. 1. Battery Installation.............................................................................. 4
4. 2. How to Use Hand Strap ....................................................................... 5
4. 3. Sensor Setting ..................................................................................... 5
4. 4. Soft case .............................................................................................. 5
5. Operation ............................................................................6
5. 1. Power ON／OFF ................................................................................. 6
5. 2. Hold .................................................................................................... 6
5. 3. Automatic Power OFF ......................................................................... 7
5. 4. Resolution change [HD-1750]............................................................. 8
5. 5. P/V Hold [HD-1750]........................................................................... 9
5. 6. Backlight [HD-1750].......................................................................... 9
5. 7. ℃/ﾟF change ..................................................................................... 10
6. Default Configuration.........................................................11
7. Indicator of Battery remain.................................................11
8. Error Messages ..................................................................12
8. 1. Indication of Sensor Burnout.............................................................. 12
8. 2. Indication of Over range..................................................................... 12
8. 3. Indication of Error ............................................................................. 12
8. 4. Indication of Exhausted Battery......................................................... 13
9. Maintenance......................................................................13
9. 1. Storage.............................................................................................. 13
9. 2. Case cleaning..................................................................................... 13
10. In case of Trouble ...............................................................14
11. Specification.......................................................................16

1
1. General
This handheld thermometer allows easy temperature measurement.
These general-purpose thermometers can be used for on-site temperature
measurement and various other applications.
A microprocessor is used for constant compensation of zero-point and full scale, thus
ensuring extremely stable, high precision measurement.
2. Unpacking
2. 1. Unpacking
Open the carton and the check that the following are provided. If any of them is
missing or out of order, please contact the place of purchase or us.
1. Main unit
2. Soft case
3. Hand strap
4. AA-size alkaline battery cells
5. Instruction manual
6. Test Report
2. 2. Repacking
Use the original carton of the instrument for its transportation by mail or car. If the
original case is not available, carefully wrap the instrument in shock-absorbing
material (polystyrene form and the like). Wrapping material should be dry and free
of dust generation otherwise the instrument may be damaged.

2
3. Name of Components
3. 1. Name of Components
(MODEL: HD-1750)
①Sensor Input connector
②LCD Display
③Key switch panel
④Battery housing
⑤Hand strap
①
②
③
④
⑤

3
3. 2. Display of all segments
Segments
HD-1650
HD-1750
①
HOLD
●
●
②
A-OFF
●
●
③
Battery
●
●
④
P/V HOLD
●
⑤
Main display
●
●
⑥
Peak
●
⑦
℃
●
●
⑧
ﾟF
●
●
⑨
Sub-display1
●
⑩
Valley
●
⑪
Sub-display 2
●
②
①
⑤
⑥
③
④
⑨
⑩
⑪
⑧
⑦

4
4. Preparation for Operation
4. 1. Battery Installation
Be sure to keep the power OFF during the battery cells change.
The Reset switch is a small push button in the upper section of the battery
housing. Use a thin stick to lightly press it. Please do not push with the
breakable object.
※To maintain waterproof properties, make sure that the battery housing cover is
not partially open when reattaching the battery housing cover.
(１)Removethe
twoscrewsand
detachthe
batteryhousing
cover.
(２)Setbatterycells
correctly.
(３)Aftersetting
batterycells,
press the Reset
switch.
(４)Reattachthe
batteryhousing
cover,tighten
thetwoscrews
and pressthe
edgesofthe
batteryhousing
coverfirmly.

5
4. 2. How to Use Hand Strap
Hang the hand strap around the hand to prevent in advertent drop of the
instrument.
Thread the fine cord end of the hand strap through the strap attachment on the
instrument. Pull the hand strap end through the loop.
4. 3. Sensor Setting
Set the sensor as shown. The plug is so designed that it will not be set when the
polarity is reversed. Forcible insertion will damage the instrument. Be sure to
check the polarity.
4. 4. Soft case
Use the attached soft case for protection instrument against dirt or flaw.

6
5. Operation
5. 1. Power ON／OFF
Press the POWER key to turn power ON and all segments
appear on the display for 1 second, and start measurement
as be shown below.
Press the key again to turn power OFF.
5. 2. Hold
Press the HOLD key to stop measurement and show the measured Temperature
on the display.
Then HOLD appears on the display. Press the key again to return to the normal
mode.
HOLD