- Omega Multilogger Thermometer Specification Sheet
the top-right of the LCD and the previous interval is 
displayed. Press the number buttons printed in white 
on the overlay to change the time interval. Setting is 
from left to right of the following format (HH:MM:SS). 
Press the overlay “ENTER” button to confirm. To exit 
this function, press the ESC button. 
  HH: interval Hour (0~23) 
  MM: interval Minute (0~59) 
  SS: interval Second (0~59) 
 MAX: 23:59:59 
 MIN: 00:00:01 
(8) “APO” Button (Auto power off time setting, 
min. 1 minute) 
Use this function to change the time for the auto power 
off (APO) function. Press the APO button in setup 
mode, and the indicator “APO” and the current time 
will flash on the LCD. The default time for APO is 5 
minutes. Press the number button printed in white on 
the overlay to set the APO time. Press the overlay 
“ENTER” button to confirm. To exit this function 
without changing the setting, press the ESC button. 
 MAX: 19999 minutes 
 MIN: 0001 minutes  
(9) “[OFS]” Button (Thermocouple offset ad-
just) 
When the main display input is T1 and a thermocouple 
is connected, the instrument can adjust the offset of the 
thermocouple. The same can be done for T2 when on 
the main display. In the setup mode, press this button 
to enter the thermocouple Offset Setup Function (OFS) 
and the indicator CAL should be displayed on the 
top-right of the LCD and the current setting is also 
shown.    Press the number buttons printed in white on 
the overlay to change the offset of the thermocouple. 
The resolution of the setup is 0.1°. Press the “-” button 
to set a negative value. Press the overlay “ENTER” 
button to confirm. MAX: ±1999.9 °C/°F. 
(12) “[TIME]” Button (System time setting) 
To set the system time, press the [TIME] button in the 
setup mode. The third display should show the current 
date and time with the year flashing. Enter the new 
value from left to right in the following format 
YY:MM:DD and HH:MM:SS. Press the number but-
tons printed in white on the overlay to set the system 
date and time. Press the “ENTER” button to confirm. 
Exit this function by pressing ESC button. 
OPERATOR MAINTENANCE 
WARNING 
To avoid possible electrical shock, disconnect the 
thermocouple connectors from the thermometer before 
removing the cover.
Battery Replacement 
1. Power is supplied by 4pcs 1.5V (AAA SIZE) UM-4 
R03. 
2. The “
” appears on the LCD display when replace-
ment is needed. To replace battery remove screw from 
back of meter and lift off the battery cover. 
3. Remove the battery from battery contacts and replace. 
4. When not in use for long periods remove battery. 
5. Do not store in locations with high temperatures, or 
high humidity. 
Cleaning 
Periodically wipe the case with a damp cloth and deter-
gent, do not use abrasives or solvents. 
*Software Operation manual is in the Software disk. 
WARRANTY / DISCLAIMER 
OMEGA ENGINEERING, INC. warrants this unit to be free of defects in 
materials and workmanship for a period of 13 months from date of purchase. 
OMEGA’s WARRANTY adds an additional one (1) month grace period to the 
normal one (1) 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 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 tech-
nology and engineering. 
OMEGA is a registered trademark of OMEGA ENGINEERING, INC. 
© Copyright 2007 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. 
Where Do I Find Everything I Need 
for Process Measurement 
and Control? 
OMEGA…Of Course! 
Shop online at omega.com 
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