303.02.0046 4-circuit protection valve

What are the technical specifications of 303.02.0046 4-circuit protection valve?

The main technical specifications of this 4-circuit protection valve are as follows:

●Port 1: M22x1,5 ●Port 21: M16x1,5 ●Port 22: M16x1,5 ●Port 23: M16x1,5 ●Port 24: M16x1,5 ●Operating Pressure: 12 BAR ●Opening Pressure 21: 8 BAR ●Opening Pressure 22: 8 BAR ●Opening Pressure 23: 8,3 BAR ●Opening Pressure 24: 8,1 BAR ●Closing Pressure 21: 5,5 BAR ●Closing Pressure 22: 5,5 BAR ●Closing Pressure 23: 5,5 BAR ●Closing Pressure 24: 5,5 BAR ●Pressure: MAX 20 BAR