Omega HH127 User Manual

User’s Guide

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MADE IN TAIWAN

TC Data Logger Thermometer

HH127

Servicing North America:

U.S.A.: Omega Engineering, Inc., One Omega Drive, P.O. Box 4047

ISO 9001 Certified Stamford, CT 06907-0047 USA

Toll Free: 1-800-826-6342 TEL: [phone]
FAX: [phone] e-mail: [e-mail]

Canada: 976 Bergar

Laval (Quebec), Canada H7L 5A1
Toll-Free: 1-800-826-6342 TEL: [phone]
FAX: [phone] e-mail: [e-mail]

For immediate technical or application assistance:

U.S.A. and Canada: Sales Service: 1-800-826-6342/1-800-TC-OMEGA

®

Customer Service: 1-800-622-2378/1-800-622-BEST

®

Engineering Service: 1-800-872-9436/1-800-USA-WHEN

®

Mexico: En Español: 001 [phone] FAX: [phone]

[e-mail] e-mail: [e-mail]

Servicing Europe:

Benelux: Managed by the United Kingdom Office

Toll-Free: 0800 099 3344 TEL: [phone]
FAX: [phone] e-mail: [e-mail]

Czech Republic: Frystatska 184

733 01 Karviná, Czech Republic
Toll-Free: 0800-1-66342 TEL: [phone]
FAX: [phone] e-mail: [e-mail]

France: Managed by the United Kingdom Office

Toll-Free: 0800 466 342 TEL: [phone]
FAX: [phone] e-mail: [e-mail]

Germany/Austria: Daimlerstrasse 26

D-75392 Deckenpfronn, Germany
Toll-Free: 0 800 6397678 TEL: [phone]
FAX: [phone] e-mail: [e-mail]

United Kingdom: OMEGA Engineering Ltd.

ISO 9001 Certified One Omega Drive, River Bend Technology Centre, Northbank

Irlam, Manchester M44 5BD England
Toll-Free: 0800-488-488 TEL: [phone]
FAX: [phone] e-mail: [e-mail]

OMEGAnet®Online Service Internet e-mail

omega.com [e-mail]

It is the policy of OMEGA Engineering, Inc. to comply with all worldwide safety and EMC/EMI
regulations that apply. OMEGA is constantly pursuing certification of its products to the European New
Approach Directives. OMEGA will add the CE mark to every appropriate device upon certification.

The information contained in this document is believed to be correct, but OMEGA accepts no liability for any
errors it contains, and reserves the right to alter specifications without notice.
WARNING: These products are not designed for use in, and should not be used for, human applications.

Introduction:

HH-127 is a hand held digital thermometer which uses a microprocessor.
The HH-127 has USB and RS232 ports.

Accessories:

DC-1.5V/4 AAA batteries

Rubber boot

K-type thermocouple x 2 pcs

Users manual

PC on-line accessories:

Temp Monitor software users manual
IrDA-USB and IrDA-RE232 transmission cable
Temp Monitor software CD

i

Warning

To avoid electrical shock or personal injury, follow these guidelines:

•

Before using the thermometer inspect the case. Do not use the thermometer if it appears damaged.
Look for cracks or missing plastic. Pay particular attention to the insulation around the connectors.
Disconnect the thermocouple from the thermometer before opening the case.

•

When the battery mark displays ( ), or you hear a short buzzing sound, please replace the battery

•

immediately.

•

Do not operate the thermometer around explosive gas,
Do not apply more than the rated voltage, as marked on the thermometer, either between the

•

vapor, or dust.

thermocouple, or between any thermocouple and earth ground.

Caution

A Caution identifies conditions and actions that may damage the meter or the equipment under test.

•

Use the proper thermocouples, function, and range for your thermometer.
Do not attempt to recharge the batteries.

•

To prevent explosion, do not throw batteries into a fire.

•

Follow local laws or regulations when disposing of batteries.

•

Match the + and - polarities of the battery with the battery case.

•

1

Names of parts:

T2

+-+

-

①

②

③

⑥

T1

⑦ ⑧

⑨

④

⑤

⑩

① Housing ⑥ IrDA output port
② LCD display ⑦ T1- thermocouple input
③ Function control keys ⑧ T2- thermocouple input
④ Battery seat ⑨ Screw hole
⑤ Reset key ⑩ Battery cover

2

Display Elements:

⑯

⑰

⑱

⑲

⑳

①
②

③

④

K J T E R S N

1

⑥ ⑦

⑤

⑪⑫⑬⑭⑮

⑧⑨⑩

H

T1-T2

d: m m s

C
F

y

h m

:

:

① Choose T1.T2 thermocouple types ⑫ Carry out record function
② Main display ⑬ 20 minutes auto power off
③ Main, secondary display reading is T1 or T2 ⑭ Examine recorded reading
④

Secondary display

⑮

Five sections of battery power instruction

⑤ Carry out TC- 0°C calibration function ⑯ Temperature unit
⑥ Main, secondary display maximum reading ⑰ Main display shows time's "year"
⑦ Main, secondary display minimum reading ⑱ Third display shows time's "hour:minute", or

"minute:second"

⑧ Main display carry out alarm function ⑲ Third display
⑨ Main display carry out relative reading , third

⑳ Third display shows “T1-T2” reading

display shows relative reference reading

⑩ Carry out set function Secondary display shows time’s “day”, ”month”

21

⑪ Hold display reading

Battery power indicator and replacement:

•

The battery power is expressed by five sections of batteries marks. ( )

•

When the battery mark shows ( ) and you hear a short buzzing sound, this indicates the battery
power is weak, please immediately close the unit and replace with 4 AAA batteries to ensure the
measuring reading is accurate.
When battery power is lower than normal operation, this will automatically stop the thermometer

•

operation, and the main display will show BATT and the third display will show LO. Please immediately

.

turn off the unit and replace the 4 AAA batteries.

•

To replace the batteries please use a screwdriver to open battery cover.

3

Keys:

Power key: turn on/off thermometer. When not canceling auto power off function, after 20 minutes the

C

Temperature unit key:

F

MAX

MIN

Maximum/minimum key:

Choose temperature unit to be Centigrade (°C) or Fahrenheit (°F).

C
F

C
F

Main, secondary display show (T1, T2) maximum/minimum value at same

MAX

MIN

MAX

MIN

MAX

MIN

meter will auto power off. Initial temperature unit

is (°C), when you power on meter next it will keep

the last power off state.

dual inputs: secondary display shows T2

measuring value and third display shows T1-T2
value.

time, third display shows (T1- T2) real time

readings.

4

Hold readings key: Hold LCD display readings.

Press once: Cancels hold readings function.

Press for 2 seconds: Cancels hold readings

function and cancels auto power off function.

Relative readings key:

Alarm function key:

Main display shows (T1 or T2 readings - relative readings), third display shows

relative readings.

When not setting up relative readings: When

pushing key the main display shows (T1 or

T2) readings as the relative reading

s. Third

display is the stored relative value.

When setting up relative readings: Pushing the

key, the third display shows set relative

reading.

Note: Set up operation for relative readings, please

consult the explanation for setting up relative

readings on page 11.

Main display shows (T1 or T2) reading. If (T1 or T2) are greater than or

smaller than set up critical high value or low
value of alarm, the buzzer will send out alarm
sound continuously.

Note: Set up operation of alarm limit value,

please consult the explana

tion for setting up

alarm critical value on page 12.

5