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7 installation, On process valves of series 21xx, 7installation – Burkert Type 8690 User Manual

Page 12

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12

Installation

7

insTallaTiOn

Only for Pneumatic Control Unit without pre-assembled
process valve.

7.1

safety instructions

Danger!

risk of injury from high pressure in the equipment/device.

▶ Before working on equipment or device, switch off the pressure

and deaerate/drain lines.

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.

7.2

installation of the pneumatic
control unit Type 8690 on
process valves of series 21xx

procedure:
1. install switch spindle:

Transparent cap

Actuator

Pilot air ports

(plug-in hose con-

nectors with collets or

threaded bushings)

Fig. 5: Installation of the switch spindle (1), 21xx series

Unscrew the transparent cap on the actuator and unscrew the
position display (yellow cap) on the spindle extension.

For model with plug-in hose connector, remove the collets (white
nozzles) from both control air connections (if present).

english

Type 8690