THERMOCOUPLES - Elimko

BT04BT06BT05EL‹MKO MINERAL INSULATED THERMOCOUPLE CODINGThe mineral insulated thermocouples are coded as follows:Drawing number1 Number of elements (single-double)2 Type of element3 Diameter of protecting tube4 Immersion length5 Special FeaturesMI01 - 1 J 60 - 50 FDrawing nr. 1 2 3 4 5Drawing nr.1- Single elementDouble elementMI01, MI02, MI03, MI04, MI05, MI06, MI07, MI08(1)(2)Mineral insulated thermocouples are coded withdifferent numbers1 or 2 comes in 1. digit in accordance with thenumber of elements of thermocouple2- Type of element EL‹MKO CODE STANDARD CODEL Fe-Const L DIN 43710J Fe-Const J IEC 584K NiCr-Ni K IEC 584In 2. digit, corresponding letter represents the type ofthe element3- Protecting tubediameter15 ➞ 1.5 mm30 ➞ 3 mm45 ➞ 4.5 mm60 ➞ 6 mmIn 3. digit the diameter of protecting tube is given.Note: The third digit has two digits.4- Thermocouplelength16 (in cm)25405071100 Note: Only inset lengths are in mm.5- Special features R Mounting BushF FlangeO SpecialTr TransmittersME Miniature Socket (Male)SE Standart Socket (Female)MD Miniature Socket (Male)SD Standard Socket (Female)In 4. digit the immersion length is given. In order toensure an accurate measurement, immersion length ofthe thermocouples should be at least 5 times forliquids, at least 20 times for gases.Note: 4. digit has two digits.In 5. digit the corresponding character is given. Theseletters present such as mounting bush, flanges,sockets, etc. for special types, in addition to standarts"O" letter is printed.72