Scope of application: The WTX-2 constant temperature water bath is applicable to the GB/T2951-13-2008 "General Test Methods for Insulation and Sheath Materials of Electric and Optical Cables - Part 13: General Test Methods - Water Absorption Test" standard, and is used for testing occasions where wires or cables require voltage to be applied at a certain temperature to determine their insulation parameters. Equivalent to IEC60811-1-3:2001 standard replacing GB/T29513-1997 standard. This equipment adopts stainless steel liner, with beautiful table and appearance. It adopts the most advanced digital display temperature control mode, with reasonable structure, convenient use and good homeothermy. It is a necessary equipment for plastic cable insulation test.