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Electrical installation 24 v dc, Safety instructions, Electrical installation with cable gland – Burkert Type 8691 User Manual

Page 27: 9electrical installation 24 v dc, 1 safety instructions, 2 electrical installation with cable gland

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Electricalinstallation24VDC

9

elecTrical insTallaTiOn 24 V Dc

Two kinds of connections are used for the electrical bonding of the control head:

• 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 working on equipment or 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

noTe!

Breakage of the pneumatic connection pieces due to rotational impact.

▶ When unscrewing and screwing in the body casing, do not hold the actuator of the process valve but the

connection housing.

Unscrew the body casing (stainless steel) in a counter-clockwise direction.

Body casing

Connection housing

Actuator

Figure 18:

Open control head

Push the cables through the cable gland.

Connect the wires (see connection diagram in “Figure 19: Printed circuit board 24 V DC - cable gland”).

english

Type 8691