List of iec standards for projects in electrical power systems 47 power cables with extruded insulation and their accessories for rated voltages from 1kvum1,2kv up to 30kv um3,6kvpart4. All bsi british standards available online in electronic and print formats. Insets rtds and thermocouples with mineral insulation, iec. Reference tables establishes a set of reference tables for the seven most commonly used types of commercially available thermocouples, giving both electromotive force as a function of temperature and temperature as a function of electromotive force. Extension and compensating cables tolerances and identification system iec605843 edition 2. It specifies manufacturing tolerances for extension and compensating cables other than mineral insulated cables provided directly to users of industrial processes. Although most of the topics covered may apply equally to. Extension and compensating cables tolerances and identification system. Establishes a set of reference tables for the seven most commonly used types of commercially available thermocouples, giving both electromotive force as a function of temperature and temperature as a function of electromotive force. Extension and compensating cables tolerances and identification system iec 60584 3. While all reasonable efforts are made to ensure that the technical content of iec publications is accurate, iec cannot be held responsible for the way in which they are used or for any. Thermocouple base materials acc to iec 584 type conductors temperature range v class 1 class 2. Extension and compensating cables tolerances and identification system iec 605843. In order to promote public education and public safety, equal justice for all, a better informed citizenry, the rule of law, world trade and world peace, this legal document is hereby made available on a noncommercial basis, as it is the right of all humans to know and speak the laws that govern them.
Iec 60584 1 20 specifies reference functions and tolerances for letter designated thermocouples types r s b j t e k n c and a temperatures are expressed in degrees celsius based on the international temperature scale of 1990 its 90 symbol t90 and the emf symbol e is in microvolts the reference functions are. Thermocouple junction assembly see appendix a for details regarding thermocouple wire and junction assembly validation methods. In order to promote public education and public safety, equal justice for all, a better informed citizenry, the rule of law, world trade and world peace, this legal document is hereby made available on a noncommercial basis, as it is the right of all humans to. The purchaser shall state this, and selection of materials is usaly required. Temperatures are expressed in degrees celsius based on the international temperature scale of 1990, its90 symbol t90, and the emf symbol e is in microvolts. Ptfe insulated, pfa sheathed, class 1 thermocouple extension cables. Since the values of both standards vary only marginally in the lower temperature range up to approx. Host jeff wigen, national sales manager 24 years in sales and marketing of custom designed madetoorder products for the industrial and biotech. Programming access can be blocked by assigning a password. Thermocouple base materials acc to iec 584 temperature.
Line 3 alternates between digital output value and scaling khz, hz, mhz, pm, ph, pd or shows tag no. Temperatures are expressed in degree s celsius based on the international temperature scale of 1990, its90 symbol 90, t and the emf symbol e is in microvolts. Base metal extension and compensating wires and cable types and tolerances. Test requirements on accessories of cables with rated voltages from 6 kv upto 30kv iec605024 48 specification for reactorsgeneral iec60289 49. They are marked as per iec 60584 din en 60584 with the letter c. The text of document 65b873fdis, future edition 3 of iec 605841, prepared by sc 65b. While all reasonable efforts are made to ensure that the technical content of iec publications is accurate, iec cannot be held responsible for. Identification of measurement circuits on terminal block andor marking plate. These tolerances are determined with respect to the e. The designation k is applicable for both nicr ni and for the registered trade name chromel alumel. Apr 14, 2008 iec 60584 1 thermocouples reference tables. Standards defining temperature sensors burns engineering.
The operating temperature ranges a 3 and permissible deviation limits of the thermoelectric voltages from the standard characteristic a 4 vary according to the type of thermocouple used. Test requirements on accessories of cables with rated voltages from 6 kv upto 30kv iec 605024 48 specification for reactorsgeneral iec 60289 49. Besides the identification letter of the thermocouple type, extension cables are identified by x compensating cables. Please see the previous pages for instructions on how to order iec colorcoded products. Color coding for conductors and outer sheaths to iec 60584. Besides the identification letter of the thermocouple type, extension cables. Three push buttons combined with a simple and easily understandable menu structure and help text guides you effortlessly through the configuration steps.
Standard specification and temperatureelectromotive force. Kc for nicrni compensating wire type k thermo wires offer in a temperature range up to 200 c the same thermal tension and are having the same nominal chemical composition as the thermocouple. Iv tolerances of thermal pairs as normed by iec 60584. The reference functions are polynomials which express the emf electromotive force as a function of temperature with the thermocouple reference junctions at 0. Extension and compensating cables tolerances and identification system it specifies manufacturing tolerances for extension and compensating cables other than mineral insulated cables provided directly to users of industrial processes. This part of iec 60584 specifies reference functions and tolerances for letterdesignated thermocouples types r, s, b, j, t, e, k, n,c and a. Iec 60584, astm e230 the following table contains permissible tolerance values of iec 605841 incl. Line 4 shows tendency readout for the input signal and communication status. Extension and compensating cables tolerances and identification system iec tcsc 65b on. Data acceptance program equipment acceptance of thermocouple wire. Extension and compensating cables tolerances and identification system 12 pages.
In this handbook, model numbers in the to order tables reflect the ansi colorcoded product. The specifications in these documents are the same. Ansi and iec color codes for thermocouples, wire and. The text of this standard is based on the following documents. Extension and compensating cablestolerances and identification system edition 2. Although most of the topics covered may apply equally to nonstandard.
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