The matters of attention in the bimetallic thermometer orders

In the purchase order and bimetallic temperature time generally should be clear the following points. （ 1) Instrument name: such as the bimetallic thermometer or electric contact thermometer, etc. （ 2) Instrument model: model in general should contain the bimetallic thermometer code, watchcase nominal diameter, structure, installation way and note. （ 3) Measuring range: such as zero - — 100℃，- 20 - — 80 ℃, etc. （ 4) Precision level: level 1, 1. Level 6, 2. Level 5. （ 5) Size, length, material of sheath maerial. （ 6) For configuration protecting tube set, should indicate the size, length, material of the protective sleeve and the connection thread ( Flange size or standard) 。