... , such as refrigerant, water, steam, compressed air, oxygen, hydraulic oil, corrosive fluid, etc. It is also suitable for food machines ... , such as refrigerant, water, steam, compressed air, oxygen, hydraulic oil,etc. NO.NameTechnical RequirementsRemark1Working Temperatureambient temperature-2060 medium temperature-30125 ... to custom-made the production for the customers. adjustable pressure switches