Should be used:

 corrosive liquid switch measure

Length: 

standard: (350/500)mm

Customizable :(500~3000)mm

Medium temperature (40 ~ 150 ℃)

Probe material: stainless steel, PTFE/FEP

Connection: defect "NPT threads; The flange

Power supply: 24V DC/220V AC

Relative humidity: less than 85%

Output signal: two sets of normally open and normally closed contacts

Contact capacity: 24V DC/8A; AC 220 v / 5 a

Delay time: 0 ~ 99S(adjustable)

Protection grade: IP67

Explosion-proof grade: Exd IIC T6 Gb

Installation: top mounting and side mounting