HE 5731 Operating instructions
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# 373344, Version 1.5
Options
10.2. Pressure switch
Optionally, the enable input (EN) can be used for connecting a pressure switch for con-
trolling the system.
“ENABLE” is then without function at this input.
Optional use of the pressure switch:
The pressure switch (p) is used to control the mechanical valve
function.
The contact must close when pressure is applied and open when the
valve is used.
Pressure switch
Basic device
HE 5731 E (extension)
HE 5731 E (extension)
Pressure switch
Basic device
HE 5731 E (extension)
HE 5731 E (extension)
Pressure switch
Pressure switch
Pressure switch
Connection diagram of devices with pressure switch
