Materials: 
Housing: black plastic, measuring system and indicator: copper alloy, window: clear plastic (Ø 160: Housing: black steel, measuring system and indicator: copper alloy, window: instrument plate glass) 

Connection thread: 
G 1/2"** 

Class: 
2.5, (Ø 160: 1.6) 

Temperature range: 
Environment: -20°C to max. +60°C, measured material: max. +60°C 

Protection class: 
IP 42