The SFDL series safety door lock switches can detect opening and closing of doors in machines, and also keep the door locked during potentially dangerous operation. The head can be rotated to change the insert direction of the operation key from 5 directions, with 6 available operation key types. Also, the door switches are available in terminal type and connector type models and the release keys are available in cross type and special types, making it easier for installation in diverse application settings.
Detect signs of abnormalities in cooling water, water-soluble coolant, and water-insoluble oil by simultaneous measurement of “flow rate + temperature”