Instruction/ maintenance manual of the product HH504 Omega Engineering
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OMEGA HH504 Digital Thermometer.
OMEGAnet SM On-Line Service http://www.omega.com Internet e-mail info@omega.com Servicing Nor th America: USA: ISO 9001 Certified Canada: One Omega Drive, Box 4047 976 Bergar Stamford, CT 06907-0047 Laval (Quebec) H7L5A1 Tel: (203) 359-1660 Tel: (514) 856-6928 FAX: (203)359-7700 FAX: (514) 856-6886 e-mail: info@omega.
1 WARNING To avoid electrical shock, do not use this instrument when working voltages at the measurement surface over 24V AC or DC. WARNING To avoid damage or burns, do not make temperature measurement in microwave ovens. The symbol on the instrument indicates that the operator must refer to an explanation in this manual.
2 SPECIFICATIONS ELECTRICAL Temperature Scale: Celsius or Fahrenheit user-selectable. Measurement Range: Pt385(100 W ) -200°C to 800°C, (-328°F to 1472°F) Pt3926(100 W ) -200°C to 630°C, (-328°F to 1166°F) Resolution: 0.
3 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: "----.
2 3 1 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 (Main display) Reading the main displayed in either degrees Celsius(°C) or degrees Fahrenheit(°F).
5 4 6 5 T1/ T2/T1-T2 Main display Input Selection The input selection indicates which input is selected for main display; T1 probe, T2 probe or the difference between the two probes (T1-T2), when the thermometer is turned on, it is set to T1.
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.
8 9 °C/°F Selecting the Temperature Scale (Second display) Readings the second 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.
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.
9 RTD PROBE CONNECTION P/N : 17650-0505 RW1=RW2=RW3 RW= WIRE RESISTANCE G + - RTD 100 W Pt385 (Pt3926) WARNING To avoid possible electrical shock, disconnect the thermocouple connectors from the rmometer before removing the cover. Battery Replacement Power is supplied by a 9 volt "transistor" battery.
10 TEMPERATURE VS RESISTANCE TABLE(ITS90) °C Pt385 Pt3926 -200°C 18.521 W 16.996 W -100°C 60.256 W 59.479 W 0°C 100.000 W 100.000 W 100°C 138.505 W 139.272 W 200°C 175.856 W 177.362 W 300°C 212.052 W 214.275 W 400°C 247.092 W 250.018 W 500°C 280.
1 HH 504 / HH 505 CA LIBRA TION PROCEDURE Note: The following calibration procedure s hould perform only by qualified technicians who have access to the items as fol lowing. Equipment: The class of calibrator ha d better 10 times g reater than the measur ed meter.
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 W arranty adds an additional one (1) month grace period to the normal one (1) year product warranty to cover handling and shipping time.
Where Do I Find Everything I Need for Process Measurement and Control? OMEGA...Of Course! TEMPERATURE þ Thermocouple, RTD & Thermistor Probes, Connectors, Panels & Assemblies þ Wire: Thermoc.
An important point after buying a device Omega Engineering HH504 (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 Engineering HH504 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 Engineering HH504 - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, Omega Engineering HH504 you will learn all the available features of the product, as well as information on its operation. The information that you get Omega Engineering HH504 will certainly help you make a decision on the purchase.
If you already are a holder of Omega Engineering HH504, 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 Engineering HH504.
However, one of the most important roles played by the user manual is to help in solving problems with Omega Engineering HH504. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Omega Engineering HH504 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
