Dn 2 measuring hose for loss - free disconnection of the measuring unit at a defined point 为了在某个特点测量点无损失连接使用dn2测量软管
2.
Temperature sensor and display can be separated by a loss - free capillary tube up to 40 metres long without auxiliary energy 温度传感器和显示之间用一根无损耗的毛细管隔开,可以分开40米和不需要补偿电源。