Features :

• Fluid expansion 
• Micro switch 
• Self-monitoring (STB/STW) in the event of a pressure drop 
• Safety switch-off (STB/STW) at -20 °C 
• Sturdy housing 

Design as per DIN EN 14597:

• Temperature controller (TR) 
• Temperature monitor (TW) 
• Temperature limiter (TB) 
• Safety temperature monitor (STW) 
• Safety temperature limiter (STB)