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Hart Scientific
1522
HandheldThermometerReadout
User’sGuide
Rev. 5B2202
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Fluke Corporation, Hart Scientific Division 799 E. Utah Valley Drive • American Fork, UT 84003-9775 � USA Phone: +1.801.763.1600 � Telefax: +1.801.763.1010 E-mail: support@hartscientific.com www.hartscientific.com Subject to change without notice. � Copyright © 2005 � Printed in USA Rev. 5B2202
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Table of Contents 1 Before You Start . . . . . . . . . . . . . . . . . . . . . . . . . . 1 1.1 Symbols Used . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 1.2 Safety Information . . . . . . . . . . . . . . . . . . . . . . . . . . 2 1.2.1 WARNINGS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2 1.2.2 CAUTIONS . . . . . . . . . . . . . . .
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6.5 Probe . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 28 6.6 INFO-CON Connector . . . . . . . . . . . . . . . . . . . . . . . 29 7 Display Functions. . . . . . . . . . . . . . . . . . . . . . . . . 31 7.1 Blank Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 32 7.2 Min/Max Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . 3
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8.2.1 Primary Commands . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 48 8.2.2 Calibration Commands . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 50 9 Calibration . . . . . . . . . . . . . . . . . . . . . . . . . . . . 53 9.1 Required Equipment. . . . . . . . . . . . . . . . . . . . . . . . . 53 9.2 Calibration Procedure . . . . . . . . . . . . . .
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Figures and Tables Table 1 International Electrical Symbols . . . . . . . . . . . . . . . . . . . . . 1 Figure 1 Front View . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17 Figure 2 Top and Side View . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19 Figure 3 INFO-CON Connector . . . . . . . . . . . . . . . . . . . . . . . . . . 21 Figure 4 Infrared Dongle . . . .
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1 Before You Start Symbols Used 1 Before You Start 1.1 Symbols Used Table 1 lists the International Electrical Symbols. Some or all of these symbols may be used on the instrument or in this manual. Table 1 International Electrical Symbols Symbol Description AC (Alternating Current) AC-DC Battery CE Complies with European Union Directives DC Double Insulated Electric Shock Fuse PE Ground Hot Surface (Burn Hazard) Read the User’s Manual (Important Information) Off On 1
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1522 Handheld Thermometer Readout User’s Guide Symbol Description Canadian Standards Association OVERVOLTAGE (Installation) CATEGORY II, Pollution Degree 2 per IEC1010-1 re- fers to the level of Impulse Withstand Voltage protection provided. Equipment of OVERVOLTAGE CATEGORY II is energy-consuming equipment to be supplied from the fixed installation. Examples include household, office, and laboratory appliances. C-TIC Australian EMC Mark The European Waste Electrical and Electronic Equipment (WE
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1 Before You Start Safety Information • The AC adapter has circuits with high voltage inside that could present danger of electrical shock or fire if exposed. If the AC adapter is damaged in any way or becomes hot, discontinue its use immediately, disconnect it from any AC supply, and have it replaced. Do not attempt to open, repair, or continue using a damaged or defective AC adapter. • The instrument batteries can present danger if not handled properly. To avoid the risk of exposure to dangero
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1522 Handheld Thermometer Readout User’s Guide • Keep the probe wires clean and away from fluids. 1.3 Authorized Service Centers Please contact one of the following authorized Service Centers to coordinate service on your Hart product: Fluke Corporation, Hart Scientific Division 799 E. Utah Valley Drive American Fork, UT 84003-9775 USA Phone: +1.801.763.1600 Telefax: +1.801.763.1010 E-mail: support@hartscientific.com Fluke Nederland B.V. Customer Support Services Science Park Eindhoven 5108 5692
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1 Before You Start Authorized Service Centers Fluke South East Asia Pte Ltd. Fluke ASEAN Regional Office Service Center 60 Alexandra Terrace #03-16 The Comtech (Lobby D) 118502 SINGAPORE Phone: +65 6799-5588 Telefax: +65 6799-5588 E-mail: antng@singa.fluke.com When contacting these Service Centers for support, please have the following information available: • Model Number • Serial Number • Voltage • Complete description of the problem 5
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2 Introduction 2 Introduction The Hart 1522 is a low-cost, high-accuracy digital thermometer readout de - signed to be used with PRTs and thermistors. The unique combination of fea- tures makes this instrument suitable for a wide variety of applications in industry. Features and capabilities of the 1522 include the following: • Accepts input from platinum resistance thermometers (PRTs) and therm- istors • Works with Hart’s INFO-CON probe connector (which is partially based on U.S. Patent 5,857,7
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3 Specifications and Environmental Conditions Specifications 3 Specifications and Environmental Conditions 3.1 Specifications Resistance Range 0Ω to 500 kΩ Resistance Accuracy, PRT, one 0Ω to 25Ω: 0.002Ω † year 25Ω to 400Ω: 0.008% (80 ppm) of reading Resistance Accuracy, 0Ωto2kΩ:0.4Ω † thermistor, one year 2kΩ to 200 kΩ: 0.02% (200 ppm) of reading 200 kΩ to 500 kΩ: 0.03% (300 ppm) of reading Temperature Range PRT: –200°C to 962°C (–328°F to 1764°F) Thermistor: –50°C to 150°C (–58°F to 302°F) † T
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1522 Handheld Thermometer Readout User’s Guide Digital Filter Exponential with adjustable time constant (1 to 60 seconds) Remote Communications RS-232 serial, infrared Display LCD, 6-digit x 7-segment with 16-character alphanumeric Operating Temperature Range 0 to 40°C (32 to 104°F) absolute 15 to 35°C (59 to 95°F) full accuracy Power 12 VDC (AC adapter included) Rechargeable NiMH batteries (included) Safety OVERVOLTAGE (Installation) CATEGORY II, Pollution Degree 2 per IEC1010-1 refers to the l
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3 Specifications and Environmental Conditions Warranty This warranty extends only to the original purchaser and shall not apply to any product which, in Hart’s sole opinion, has been subject to misuse, alteration, abuse or abnormal conditions of operation or handling. Software is warranted to operate in accordance with its programmed instruc - tions on appropriate Hart products. It is not warranted to be error free. Hart’s obligation under this warranty is limited to repair or replacement of a p
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4 Quick Start Unpacking 4 Quick Start This section briefly explains the basics of setting up and operating your ther - mometer readout. 4.1 Unpacking Carefully unpack the 1522 and accessories and inspect them to make sure all components are present and in satisfactory condition. Verify that the following items are present: • 1522 Thermometer Readout • AC Adapter (clamp-on ferrite installed) • Serial Cable • User's Guide • Report of Calibration • Calibration Label • Passcode Notice • INFO-CON Con
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1522 Handheld Thermometer Readout User’s Guide 4.4 Connect the Probe The PRT or thermistor probe connects to the top of the 1522 using Hart’s unique INFO-CON probe connector. The probe connector is inserted into the top of the instrument with the ridged to the back and fits snugly and locked into place when it is fully inserted. The INFO-CON probe connector includes a memory device that stores the unique characteristics of the probe, allowing the 1522 to measure tempera- ture accurately. If your
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4 Quick Start Measure Temperature want to measure the temperature. DO NOT force the probe or otherwise allow it to be bent, stressed, or overheated. It can be easily damaged if misused. For further suggestions on handling the probe and using the 1522 and probe to measure temperature accurately, see Section 6.5. For information on the various modes of operation of the 1522 see Section 7. 15
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5 Parts and Controls Front View 5 Parts and Controls The functions of the various features of the 1522 are described below. 5.1 Front View The front of the 1522 features the LCD display and control buttons. Figure 1 Front View 17
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1522 Handheld Thermometer Readout User’s Guide Display-The display shows the current temperature (or resistance) measure- ment on the large numeric upper portion of the display. It can also show a vari- ety of information on the smaller alphanumeric lower portion such as minimum, maximum, delta(x), and other instrument settings. Power and Backlight button-This button turns the instrument on or off. If the power is on, pressing the button for three seconds toggles the backlight on or off (see Sec
