Burkert Type 6014 - Manual (Page 5)

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Polarity Specifications Terminal connections
- Switch ON +
Valve (P seat)
will be opened
(+) on terminal 2,
(–) on terminal 1
+ Switch OFF -
Valve (P seat)
will be closed
(+) on terminal 1,
(–) on terminal 2
Tab. 2: Control of pulse version
Use only cable plug without electrical wiring for pulse versions.
6.4. Rotation of coil
WARNING!
Risk of electric shock.
If the protective conductor contact between the coil and body is
missing, there is danger of electrical shock.
▶ Check protective conductor contact after installing the coil.
Overheating, risk of fire.
Connection of the coil without pre-assembled valve will result in
overheating and destroy the coil.
▶ Connect the coil with assembled fitting only.
Nut
max. 5 Nm
O-ring
Fitting
Fig. 5: Rotation of coil
The coil can be turned by 4 x 90° (for block installation only 2 x 180°).
→
Loosen nut.
→
Turn coil.
→
Tighten nut with suitable tool (open-end wrench, tightening torque:
max. 5 Nm).
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7. MAINTENANCE, TROUBLESHOOTING
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.
Risk of burns/Risk of fire if used continuously through hot
device surface.
▶ Keep the device away from highly flammable substances and media
and do not touch with bare hands.
Risk of injury from improper maintenance.
▶ Maintenance may be carried out by authorized technicians only and
with the appropriate tools.
▶ Secure system from unintentional activation.
▶ Following maintenance, ensure a controlled restart.
7.1. Malfunctions
If malfunctions occur, check:
→
the line connectors,
→
the operating pressure,
→
the power supply and valve control.
If the valve still does not switch, please contact your Bürkert Service.
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8. DISASSEMBLY
8.1. 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.
Risk of injury from improper disassembly.
▶ Disassembly may be carried out by authorized technicians only and
with the appropriate tools.
8.2. Disassembly
→
Turn off the pressure and vent the lines.
→
Switch off the power supply.
→
Loosen the cable plug.
Valve with threaded connection:
→
Hold the device with a suitable tool (Open-end wrench) on the
body and screw off the pipeline.
Valve with flanged connection:
→
Loosen the nut on the coil and remove coil.
→
Loosen the body from the manifold
Fig. 6: Disassembly
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Type 6014