1. “
” Power Switch
The 
key turns the thermometer on or off. In the SET mode the unit cannot be powered off. Exit SET mode to power off.
APO function mode
Press 
power key for more than 6 seconds to disable the
2.°C/°F Selecting the Temperature Scale
Readings are displayed in either degrees Celsius(°C) or degrees Fahrenheit(°F). When the thermometer is turned on, it is set to the temperature scale that was in use when
the thermometer was last turned off. To change the tem- perature scale, press the °C/°F key.
3.
Button (only Main display)
Press this key to enter the Data Hold mode, the “HOLD” annunciator is displayed. When HOLD mode is selected, the thermometer holds the present readings and stops all
further measurements. Press the key again to cancel HOLD mode and resume measurement. In the
MIN/MAX recording mode, press 
key to stop the
recording. Press 
key again to resume recording. (Previously recorded readings are not erased).
Backlight function mode
Press the 
button for more than two seconds to turn on the backlight Press the button again for more than two seconds to turn off the backlight. The backlight will
4.T1 T2/T1-T2 Main display Input Selection
The input selection indicates which input is selected for main display; T1 thermocouple, T2 thermocouple or the difference between the two thermocouples
5.K/J T1 Input Thermocouple Type Select
(only Main display)
The K/J key selects the T1 thermocouple type, when the main display is showing T1. When the thermometer is turned on, it is set to the type selected when the ther- mometer was last turned off.
6. MIN MAX with Time record mode (only Main display)
Press MIN MAX key to enter the MIN MAX Recording mode, (displays the Maximum reading with time, Mini- mum reading with time and Average reading stored in record mode). In the this mode the automatic
feature is disabled and 
key, °C/°F key, REL key, SET key, Hi/Lo Limits key and main display T1 T2
to exit the relative mode. The relative reference value can also be entered by the user. (See “SET mode” later in this manual.) When the desired Relative value has been en- tered, press REL key to enter the Relative mode and then press SET key use the entered Relative value as a refer- ence value. Press REL key again to exit the relative mode. In the Relative mode, the value (can not >±3000.0 counts) shown on the LCD is always the difference be- tween the stored reference and the present reading.
8. Sec. Minu. Selecting the Time scale
Press this key to display the elapsed time on the third display in either hours and minutes or minutes and sec- onds. When the thermometer is turned on, it is set to seconds. To change the time scale, press sec. Minus. key. Maximum elapsed time reading is 100 hours. If 100 hours is exceeded, the elapsed time resets to zero.
9. SET mode (Relative value set, Time set and Hi/Lo Limits value set)
9.1Press the SET key to enter Relative value SET mode (Press ENTER key to skip setting relative value). = =
==.= is displayed on the main display. The Relative value is entered via overlay numbers, press overlay ENTER key to store the relative value, and advance to elapsed time set mode.
9.2Elapsed Time set mode, (Press ENTER key to skip Elapsed Time set mode) =.= = = : = = is displayed in second and third display. Time (hours, minutes, sec- onds) value is entered via overlay numbers, press overlay ENTER key to store Time value. Elapsed Time starts from set time value.
9.3Hi Limit value set mode, 
is displayed (Press ENTER key to skip Hi Limit value set mode), = =
==.= is displayed in main display, Hi Limit value is entered via overlay numbers, then press ENTER key to store the Hi Limit value. = = = =.= is displayed in main display, Lo Limit value is entered via overlay numbers, then press overlay ENTER key to store the Lo Limit value and exit SET mode.
9.4When the thermometer is turned on it uses the Rela- tive value and Hi/Lo Limits values that were entered when thermometer was last in use.
10.T1/T2 T1-T2 second display Input Selection
The input selection indicates which input is selected for second display; T1 thermocouple, T2 thermocouple or the difference between the two thermocouples
11.K/J T2 Input thermocouple type select
13. WIRELESS MODE:
Press the 
button for more than two seconds to start
wireless function. Press the 
button again for another two seconds to stop wireless function. The wireless mode will shut down if there is no wireless signal for two min- utes.
To SET CH/ID to 00,00, press the Hi/Lo Limits button
and 
power button for more than 6 seconds with the meter powered down. The meter will set channel and ID to 00,00 status. The second display will show 00, which means that the channel and ID has been set to 00.
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 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 the company will be as specified and free of defects. OMEGA MAKES NO OTHER WARRANTIES OR REPRESENTATIONS OF ANY KIND WHATSOEVER, EXPRESSED 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.
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)
2.The “
” appears on the LCD display when replace- ment is needed. To replace battery remove screw 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, high humidity.
Cleaning
Periodically wipe the case with a damp cloth and gent, do not use abrasives or solvents.
*Software Operation manual is on the Software disk.
Where Do I Find Everything I Need for Process Measurement and Control?
OMEGA…Of Course!
Shop online at omega.com
TEMPERATURE
☐✔ Thermocouple, RTD & Thermistor Probes, Connectors, Panels & Assemblies
☐✔ Wire: Thermocouple, RTD & Thermistor ☐✔ Calibrators & Ice Point References
☐✔ Recorders, Controllers & Process Monitors ☐✔ Infrared Pyrometers
PRESSURE, STRAIN AND FORCE
☐✔ Transducers & Strain Gages ☐✔ Load Cells & Pressure Gages ☐✔ Displacement Transducers ☐✔ Instrumentation & Accessories
FLOW/LEVEL
☐✔ Rotameters, Gas Mass Flowmeters & Flow Computers ☐✔ Air Velocity Indicators
☐✔ Turbine/Paddlewheel Systems ☐✔ Totalizers & Batch Controllers
pH/CONDUCTIVITY
☐✔ pH Electrodes, Testers & Accessories ☐✔ Benchtop/Laboratory Meters
☐✔ Controllers, Calibrators, Simulators & Pumps ☐✔ Industrial pH & Conductivity Equipment
DATA ACQUISITION
☐✔ Data Acquisition & Engineering Software ☐✔
Push MIN MAX key to cycle through the MAX, MIN and AVG readings. If an overload is recorded, the aver- aging function is stopped. In this mode, press the HOLD key to stop the recording of readings, all values are held, press again to restart recording.
To prevent accidental loss of MIN, MAX and AVG data, this mode can only be cancelled by pressing and holding the MIN MAX key for 2 seconds. All recorded readings
(second display)
The K/J button for T2 input selects
12. Hi/Lo Limits mode (only Main display) |
Press Hi/Lo Limits key to enter the Hi/Lo Limits com- |
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
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.
☐✔ Datalogging Systems
☐✔ Recorders, Printers & Plotters
HEATERS
☐✔ Heating Cable
☐✔ Cartridge & Strip Heaters ☐✔ Immersion & Band Heaters ☐✔ Flexible Heaters
☐✔ Laboratory Heaters
are erased.
7.REL Relative mode (only Main display)
Press the REL key to enter the Relative mode, zero the display, and store the displayed Reading as a reference value. REL is shown on the display. Press REL key again
parative mode. | is displayed. When the input tem- |
perature value exceeds the Hi or Lo Limit value, the | |
beeper emits a continuous or pulsed tone. Press Hi/Lo | |
Limits key again to exit the Hi/Lo Limits mode. | |
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 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
ENVIRONMENTAL MONITORING AND CONTROL
☐✔ Metering & Control Instrumentation ☐✔ Refractometers
☐✔ Pumps & Tubing
☐✔ Air, Soil & Water Monitors
☐✔ Industrial Water & Wastewater Treatment
☐✔ pH, Conductivity & Dissolved Oxygen Instruments
