Burkert Type 8697 - Manual (Page 22)

22
Electrical installation
9. elecTrical insTallaTiOn
Two kinds of connections are used for the electrical bonding of the
Pneumatic Control Unit:
• cable gland
with cable gland M16 x 1.5 and screw terminals
• multi-pole
with circular plug-in connector M12 x 1, 8-pole.
9.1. safety instructions
Danger!
risk of electric shock.
▶ Before reaching into the device, 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.
9.2. electrical installation
with cable gland
Danger!
risk of electric shock.
▶ Before reaching into the device, switch off the power supply and
secure to prevent reactivation.
▶ Observe applicable accident prevention and safety regulations
for electrical equipment.
procedure:
→
Open the Pneumatic Control Unit: unscrewing the transparent cap
in an anticlockwise direction.
→
Push the cables through the cable gland.
→
Connect the wires according to the model (options) of the Pneu-
matic Control Unit.
note!
damage or malfunction due to penetration of dirt and humidity.
To ensure degree of protection IP65 / IP67:
▶ Tighten the union nut on the cable gland according to the cable
size or dummy plugs used. (ca. 1,5 Nm).
▶ Screw the transparent cap in all the way.
→
Tighten union nut on the cable gland (torque approx. 1.5 Nm).
english
Type 8697