... ℃, while the long term working temperature is 250 ℃. As for JDHK-3 series, the highest temperature is 650 ℃, while the long ... , petroleum, textiles, steel and other industries. Dimension Drawing: Contact type: Characteristics:◆ Double loop limit switch, used widely ◆ solid cast ... aluminum shell◆ Resistant to oil, water & pressure ◆ Due to the position indicator panel, it’s ...