Omega HH-25U Owner Manual

TM
2
User’s Guide
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HH-25U
J/K/T Single Input Thermocouple Thermometer
omega.com [email protected]
Servicing North America:
U.S.A.
Headquarters:
Omega Engineering, Inc.
Toll-Free: 1-800-826-6342 (USA & Canada only)
Customer Service: 1-800-622-2378 (USA & Canada only)
Engineering Service: 1-800-872-9436 (USA & Canada only)
Tel: (203) 359-1660
Fax: (203) 359-7700
e-mail: [email protected]
For Other Locations Visit omega.com/worldwide
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.
FEATURES
1) Auto power off with disable feature (15 minutes).
2) Single input.
3) Large LCD screen.
4) Data hold function freeze readings on display.
5) Complete with type K bead wire temperature probe and 9V battery.
6) ɗ/ə select function.
MATERIAL SUPPLIED
z! Meter
z! 9V battery
z! Operation manual
SPECIFICATION
HH-25U
Spec./ Model no.
Input
Single K/J/T
K Temp. range
-200~1370ɗ (-328~2498ə)
Resolution (K)
0.1ɗ(0.1ə), over 1000ɗ 1ɗ/1ə
Accuracy (K)
±(0.1% rdg + 0.5°C) for -50~1370°C; others ±(0.1% rdg + 2°C)
-80~760ɗ (-112~1400ə)
J Temp. range
±1% of rdg + 1ɗ/2ə
Accuracy (J)
-80~400ɗ (-112~752ə)
T Temp. range
±1% of rdg + 1%: 200~400ɗ, others±0.4% rdg + 0.6ɗ/1.2ə
Accuracy (T)
Temperature Coefficient
0.1 times the applicable accuracy specification per °C from 0°C to 18°C and
28°C to 50°C (32°F to 64°F and 82°F to 122°F)
Function
Max. Min. Hold
Power & size
9V battery, 159 x 55 x 38 mm
Operating Temperature
-10 to 50ºC (14 to 122ºF)
KEYPAD (CONTROLS)
UNIT: Press UNIT to select ɗ/ə.
HOLD: Freeze display and update function enable or disable.
Press “HOLD” to hold and release it to go back to normal measurement mode.
MODE: No function in this mode.
PWR: Long press “PWR” to turn on the meter or press it to turn off the meter.
Display shows “
“means the meter will turn off automatically after 15 minutes
if no press action is taken. To disable auto power off function, when the meter is off,
press and hold “HOLD” button then press “PWR” button to turn on the meter,
the primary LCD shows as the right picture, now the sleep mode is disabled.
3
MAX/MIN: Press MAX/MIN to change operation mode from Max to Min circularly. The corresponding value will
display on primary LCD. The corresponding value is calculated since powered on or reset.
SET: Long press SET to change Type K ɦ J ɦ T.
LCD DISPLAY
OPERATION
(1) POWER ON / OFF
Press “PWR” button to turn on the meter and the full screen of LCD will quick show on the display, the meter now is
in normal measurement mode. While the meter is on, press “PWR” button to turn off the meter.
Note: Make sure you have plugged in the thermocouple probe before turning on.
(2) TAKING MEASUREMENT
Make sure you have plugged in K, J or T type sensor probe on the top of the meter, if the probe is not plugged in
appropriately, LCD shows “_ _ _ _” on the display. Single input model shows only T1.
Long press SET button can change type K, J, T.
(3) CHANGE UNIT
Press “UNIT” button to change unit “ɗ” or “ə”. The meter’s default temperature unit is degrees C. After being set to
degrees F the unit will revert to degrees C when powered off and back on.
(4) MAX/MIN
Press “MAX/MIN” to change operation mode from T1ɦMAXɦMINɦT1 circularly.
Analysis value will calculate since power on or reset.
RESET MAX/MIN: Press “MAX/MIN” more than 2 sec. to reset MAX/MIN analysis value. The MAX/MIN value is
updated to current reading.
4
(5) DATA HOLD
Freeze display and update function enable or disable. Press “HOLD” to hold and release it to go back to the
temperature reading.
NOTE: Remove batteries when not use.
ɗ) calibration
(6) Ice point (0ɗ
1. Sensor part put in an ice bottle with full crushed ice.
2. Plug in K type probe for T1.
3. Press PWR+HOLD+UNIT buttons for few seconds, the meter will enter T1 K ice point calibration, 0.0ɗ will flash
on T1 reading.
4. After 1 minute calibration, the display will toggle to T1 J 0.0 calibration mode, plug in J type probe for T1, and
then short press SET button, 0.0ɗ will flash on T1 reading.
5. After 1 minute calibration, the display will toggle to T1 T 0.0 calibration mode, plug in T type probe for T1, and
then short press SET button, 0.0ɗ will flash on T1 reading.
6. After 1 minute calibration, the display will return to normal measurement mode without flashing reading.
7. The calibration completed.
TROUBLE SHOOTING
LCD display “_ _ _ _” means disconnect thermocouple.
WARNING
1. Always plug thermocouple sensor in before turning on the meter, or the displays on LCD
are meaningless.
2. Make sure you plug sensor with correct polarity.
5
BATTERY REPLACEMENT
z! Turn off the instrument.
z! Remove the battery compartment.
z! Change the battery.
z! Replace the compartment cover.
6
WARRANTY/DISCLAIMER
OMEGA ENGINEERING, INC. warrants this unit to be free of defects in materials and workmanship
for a period of 25 months from date of purchase. OMEGA’s WARRANTY adds an additional one (1)
month grace period to the normal two (2) year product warranty to cover handling and
shipping time. This ensures that OMEGA’s customers receive maximum coverage on each product.
If the unit malfunctions, it must be returned to the factory for evaluation. OMEGA’s Customer Service
Department will issue an Authorized Return (AR) number immediately upon phone or written request.
Upon examination by OMEGA, if the unit is found to be defective, it will be repaired or replaced at no
charge. OMEGA’s WARRANTY does not apply to defects resulting from any action of the purchaser,
including but not limited to mishandling, improper interfacing, operation outside of design limits,
improper repair, or unauthorized modification. This WARRANTY is VOID if the unit shows evidence of
having been tampered with or shows evidence of having been damaged as a
result of excessive corrosion; or current, heat, moisture or vibration; improper
specification; misapplication; misuse or other operating conditions outside of
OMEGA’s control. Components in which wear is not warranted, include but are not
limited to contact points, fuses, and triacs.
OMEGA is pleased to offer suggestions on the use of its various products. However,
OMEGA neither assumes responsibility for any omissions or errors nor
assumes liability for any damages that result from the use of its products
in accordance with information provided by OMEGA, either verbal or
written. OMEGA warrants only that the parts manufactured by it will be as
specified and free of defects. OMEGA MAKES NO OTHER WARRANTIES OR
REPRESENTATIONS OF ANY KIND WHATSOEVER, EXPRESS OR IMPLIED, EXCEPT
THAT OF TITLE, AND ALL IMPLIED WARRANTIES INCLUDING ANY WARRANTY OF
MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE HEREBY
DISCLAIMED. LIMITATION OF LIABILITY: The remedies of purchaser set forth herein are
exclusive, and the total liability of OMEGA with respect to this order, whether
based on contract, warranty, negligence, indemnification, strict liability or otherwise,
shall not exceed the purchase price of the component upon which liability
is based. In no event shall OMEGA be liable for consequential, incidental or special damages.
CONDITIONS: Equipment sold by OMEGA is not intended to be used, nor shall it be used: (1) as a
“Basic Component” under 10 CFR 21 (NRC), used in or with any nuclear installation or activity; or (2)
in medical applications or used on humans. Should any Product(s) be used in or with any nuclear
installation or activity, medical application, used on humans, or misused in any way, OMEGA assumes
no responsibility as set forth in our basic WARRANTY / DISCLAIMER language, and, additionally,
purchaser will indemnify OMEGA and hold OMEGA harmless from any liability or damage whatsoever
arising out of the use of the Product(s) in such a manner.
RETURN REQUESTS/INQUIRIES
Direct all warranty and repair requests/inquiries to the OMEGA Customer Service Department.
BEFORE RETURNING ANY PRODUCT(S) TO OMEGA, PURCHASER MUST OBTAIN AN AUTHORIZED
RETURN (AR) NUMBER FROM OMEGA’S CUSTOMER SERVICE DEPARTMENT (IN ORDER TO AVOID
PROCESSING DELAYS). The assigned AR number should then be marked on the outside of the return
package and on any correspondence.
The purchaser is responsible for shipping charges, freight, insurance and proper packaging to prevent
breakage in transit.
FOR WARRANTY RETURNS, please have the
following information available BEFORE
contacting OMEGA:
1. Purchase Order number under which the
product was PURCHASED,
2. Model and serial number of the product under
warranty, and
3. Repair instructions and/or specific problems
relative to the product.
FOR NON-WARRANTY REPAIRS, consult OMEGA
for current repair charges. Have the following
information available BEFORE contacting OMEGA:
1. Purchase Order number to cover the COST
of the repair,
2. Model and serial number of the product, and
3. Repair instructions and/or specific problems
relative to the product.
OMEGA’s policy is to make running changes, not model changes, whenever an improvement is possible. This affords
our customers the latest in technology and engineering.
OMEGA is a trademark of OMEGA ENGINEERING, INC.
© Copyright 2018 OMEGA ENGINEERING, INC. All rights reserved. This document may not be copied, photocopied,
reproduced, translated, or reduced to any electronic medium or machine-readable form, in whole or in part, without the
prior written consent of OMEGA ENGINEERING, INC.
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TEMPERATURE
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