"ABB Jokab Safety Tongue operated Safety Interlock switches are designed to fit to the leading edge of sliding, hinged or lift off machine guards to provide positively operated switching contacts and provide a tamper resistant, not easily defeatable key mechanism. They are designed to provide robust position interlock detection for moving guards within areas which have an explosion risk atmosphere"

特性

• Tongue Interlock Safety Switches for use in Hazardous Areas - positively operated ATEX Certified contact blocks
• For us in hazardous areas IECEx and ATEX EExd IIC T6 (Gas and Dust)
• These switches conform to harmonized stadards IEC/EN 60079 and IEC/EN 60079-1
• Suitable for European Zones 1, 2, and 21, 22
• Designed for Petro-chemical and food applications where eplosive atmospheres are present
• High Power Switching up to 230V.ac 4A
• 2NC Contacts
• High tolerance to guard misalignment
• Enclusore Protected to IP67 and IP69K
• Conformance to IEC 947-5-1 Positively operated
• Rotatable heads to give up to 8 actuator entry positions
• Resistand to high temperature hosing and detergent washdown
• Choice of actuators to suit mounting conditions and alignment
• 2 enclosure shapes are available providing Plastic, Die cast painted or Stainless Steel
• High temperature stability up to 60°C
• Resistance to many organic and inorganic chemicals