Instruction/ maintenance manual of the product HH503 Omega
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OMEGAnet ® On-Line Service Int ern et e-m ail omega.com info@omega.com 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.
1 INTRODUCTION This instrument is a 4½ digit, compact-sized portable digital thermometer designed to use external K-type and J-type thermocouples as temperature sensor. Temperature indication follows Reference Temperature/Voltage Tables (N.I.S.T. Monograph 175 Revised to ITS-90) for K-type and J-type thermo- couples.
2 SPECIFICATIONS ELECTRICAL Temperature Scale: Celsius or Fahrenheit user-selectable Measurement Range: J-TYPE -200°C to 1050°C, (-328°F to 1922°F) K-TYPE -200°C to 1370°C, (-328°F to 2498°F) Resolution: 0.
ENVIRONMENTAL Ambient Operating Ranges: 0°C to 50°C (32°F to 122°F) <80% R.H. Storage Temperature: -20°C to 60°C (-4°F to 140°F) <70% R.H. GENERAL Display: 4½ digit liquid crystal display (LCD) with maximum reading of 19999. Overload: "----.
4 2 1 3 OPERATING INSTRUCTIONS Power Switch The key turns the thermometer on or off. In the data SET mode, can not power off, must leave data SET mode then power off. °C/°F Selecting the Temperature Scale Readings are dual displayed in either degrees Celsius(°C) or degrees Fahrenheit(°F).
5 Cold Junction Temperature Display mode (second display) Press C.J. TEMP key to display the thermocouple input connector cold junction temperature on second display. Press C.J. TEMP key again to exit this mode. K/J T1 Input Thermocouple Type Select The K/J key switch the thermocouple input selects the K-type or J-type thermocouple as input.
6 7 The true average of all the reading taken over at least 22 hours preiod can be displayed. If 22 hours is exceeded, new averages are no longer calculated. The last calcalated value is retained as the average reading, but the actual minimum and maximum reading will continue to be captured.
7 8 9 Sec. Minu. Selecting the Time scale Reading the third displayed (Time) in either second or minute. When the thermometer turned on, it is set to second. To change the Time scale, press Sec. Minu. key. Maximum Time reading is 100 hours. If 100 hours is exceeded, reset Time to zero and restart.
8 10 11 12 4. When the thermometer is turned on. The Relative set value and Hi/Lo Limits set value that was in use when thermometer was last turned off set values. Relative value Recall display mode. Press REL RECALL key to display the Relative set value on second display.
9 OPERA T OR MAINTENANCE WARNING To avoid possible electrical shock, disconnect the thermocouple connectors from the thermometer before removing the cover. Battery Replacement Power is supplied by a 9 volt "transistor" battery. The " " appears on the LCD display when replacement is needed.
10 CALIBRATION PROCEDURE Note: The following calibration procedures should be performed only by qualified technicians who have access to the following: Equipment: The class of calibration should be 10 times greater than the measured meter. Step 1: Short the J3 with jumper.
11 NOTES:.
12 NOTES:.
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 w arranty, and 3. Repair instructions and/or specific problems relative to the product.
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An important point after buying a device Omega HH503 (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought Omega HH503 yet, this is a good time to familiarize yourself with the basic data on the product. First of all view first pages of the manual, you can find above. You should find there the most important technical data Omega HH503 - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, Omega HH503 you will learn all the available features of the product, as well as information on its operation. The information that you get Omega HH503 will certainly help you make a decision on the purchase.
If you already are a holder of Omega HH503, but have not read the manual yet, you should do it for the reasons described above. You will learn then if you properly used the available features, and whether you have not made any mistakes, which can shorten the lifetime Omega HH503.
However, one of the most important roles played by the user manual is to help in solving problems with Omega HH503. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Omega HH503 along with tips on how to solve them. Even if you fail to solve the problem, the manual will show you a further procedure – contact to the customer service center or the nearest service center
