Burkert Type 8690 - Manual (Page 25)

25
Electrical installation
Exhaust air
connection
label: 3
Pilot air port
label: 1
Fig. 17: Pneumatic connection
Caution: (Exhaust air concept):
In compliance with protection class IP67, an exhaust air line
must be installed in the dry area.
Keep the adjacent supply pressure always at least 0.5 –
1 bar above the pressure which is required to move the
actuator to its end position.
9. ElEcTrical insTallaTiOn
9.1. safety instructions
DangEr!
risk of electric shock!
• Before reaching into the system, switch off the power supply
and secure to prevent reactivation!
• Observe applicable accident prevention and safety regulations
for electrical equipment!
Warning!
risk of injury from improper installation!
• Installation may be carried out by authorized technicians only
and with the appropriate tools!
risk of injury from unintentional activation of the system and
an uncontrolled restart!
• Secure system from unintentional activation.
• Following installation, ensure a controlled restart.
english
Type 8690 Ex