3000系列：
    EUROTHERM 3000 Series Temperature and Process Controllers：
    欧陆产品，除具有2000系列产品功能外，还具有快速启动、文字显示功能。
    From the simplest needs......to powerful, advanced control；The 3000 Series controllers offer a host of features that make the units easy to use and configure to save you time and money.
    
    
    欧陆3508/3504高性能温度及过程控制器
    PID、on/off、串联、比例、超驰控制及阀门控制，0.1%精度，8个专家处方，可自定义页面；带50组程序共200段给定器。带多种功能块包括计时、计算、倒数、累加、逻辑运算、温度及碳势控制；支持Modbus, Profibus, DeviceNet及Ethernet通讯。
    
    EUROTHERM 3508/3504 High Performance Temperature & Process Controller.
    PID, on/off, cascade, proportional, override and valve control; Accuracy better than 0.1%; Eight recipes; User-defined page layout; Setpoint programmer with 200 segments over 50 programs. Providing a range of application blocks including timer, calculation, reciprocal, add, logical operation, temperature and carbon potential control. Support Modbus, Profibus, DeviceNet and Ethernet communication