Instruction/ maintenance manual of the product 5623A Fluke
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5623A Platinum Resistance Thermometer User’ s Guide Rev. 5A1101 Hart Scientific.
Rev. 5A1101 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.
T able of Contents 1 Before Y ou Start ............................1 1.1 Symbols Used ........................................ 1 1.2 Safety Information ..................................... 2 1.2.1 Warnings ............................................
ii Figures Figure 1 PRT Schematic ......................................... 9.
iii T ables T able 1 International Electrical Symbols ................................ 1 T able 2 Specifications ......................................
1 Before Y ou Start 1.1 Symbols Used T able 1 list s the International Electrical Symbol s. Some or all of these symbols may be used on the instrument or in this manu al.
Symbol Description Canadian Standards Association OVERVOL T AGE (Installation) CA TEGORY II, Pollution Degree 2 per IEC1010-1 refers to the level of Impulse Withstand Voltage protection provided. Equipment of OVER VOL TAGE CA TE - GORY II is energy-consuming equipment to be supplied from the fixed installation.
• Keep the shipping container in case it is necessary to ship the PR T . Incor - rect packaging of the PR T for shipment can cause irreparable damage. 1.3 Hart Scientific Authorized Ser vice Centers Please contact one of the follo wing authorized Service Centers to coordinate service on your Hart product: Hart Scientific, Inc.
Fluke South East Asia Pte Ltd. Fluke ASEAN Regional Of fice Service Center 83 Clemenceau A venue #15-15/06 Ue Square 239920 SINGAPORE Phone: +65-737-2922 T elefax: +65-737-5155 E-mail: antng@singa.
2 Introduction 2.1 General The Platinum Resist ance Thermometers (PR T) model 5623A is designed to be a secondary standard interpolat ing instr ument con verting temperature to resis - tance.
3 Specifications and W arranty 3.1 Specifications See T able 2. Temperature Range –200°C to 156°C Entire Assembly Range –200°C to 156°C Accuracy (Includes calibration uncertainty and short-term stability) ±0.05°C (full range) Long-term Drift (°C) <±0.
T o exercise this warranty , the purchas er must forward the product after calling or writing an Autho rized Hart Scientific Service Center (see Section 1.
4 Installation 4.1 Lead Wire Identification The 5623A PR T is equipped with a four-wi re cable (see Figure 1). Four lead wires are used to cancel lead wire resistance. For best results, the readout de - vice should be equipped to handle four -terminal resistors.
5 PR T Care and Handling Guidelines 5.1 PR T Care CA UTION: READ THIS SECTION BEFORE REMOVING THE PRT FR OM THE SHIPPING BOX OR CASE Care must be taken i n handling the PR T to maintain calibration accuracy . Care should still be used when handling the PR T ev en though the Inconel sheath is durable and provi des good protection for the sensor .
• DO NO T scre w a clamp down so tight that it dents the sheath. This can permanently damage the PR T . 12 Hart Scientific 5 PRT Care and Handling Guidelines.
6 Operation 6.1 General For best results, be familiar with the operatio n of the heat source and the read-out instrument. Be sure to follo w the manufacturer’ s instructions for the read-out instrument and the heat source.
7 T roubleshooting 7.1 T roubleshooting In the e vent that the probe appears to function abnormall y , this section may be of use in solving the problem.
An important point after buying a device Fluke 5623A (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought Fluke 5623A 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 Fluke 5623A - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, Fluke 5623A you will learn all the available features of the product, as well as information on its operation. The information that you get Fluke 5623A will certainly help you make a decision on the purchase.
If you already are a holder of Fluke 5623A, 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 Fluke 5623A.
However, one of the most important roles played by the user manual is to help in solving problems with Fluke 5623A. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Fluke 5623A 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
