Burkert 6281 EV Serie Manuel D'utilisation page 5

7.4. Electrical connection of the
device socket
WARNING!
Risk of injury due to electrical shock!
• Before reaching into the system, switch off the electrical
power supply and secure to prevent reactivation!
• Observe applicable accident prevention and safety
regulations for electrical equipment!
If the protective conductor contact between the coil and
housing is missing, there is danger of electrical shock!
• Always connect protective conductor.
• Check electrical continuity between coil and housing.
Seal
Authorized device socket
e.g. Type 2508 in accordance with
DIN ISO 175301-803 Form A
Fig. 2: Electrical connection of the device socket
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7.5. Manual control
To control the valve manually, the hand lever under the coil
must be turned into the vertical position.
NOTE!
Caution!
• Do not overturn hand lever!
• When the hand lever is actuated, the valve can no longer
be switched electrically.
Hand lever
Fig. 3: Manual control
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18
max. 1 Nm
Opened position
Closed position
Pulse version (optional, Code CF 16):
• Valve opens when current pulse
min. 50 ms:
- on Pin 1, + on Pin 2
• Valve closes when current pulse
min. 50 ms:
+ on Pin 1, - on Pin 2
Note the voltage and current type as specified on
the type label.
→
Tighten device socket (for permitted types see data
sheet), observing max. torque of 1 Nm.
→
Check that seal is fitted correctly.
→
Connect protective conductor and check electrical con-
tinuity between coil and housing.
8. MAINTENANCE,
TROUBLESHOOTING
8.1. Safety instructions
DANGER!
Risk of injury from high pressure in the equipment!
• Before loosening the lines and valves, turn off the pres-
sure and vent the lines.
Risk of injury due to electrical 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 maintenance!
• Maintenance may only be carried out by authorized
technicians with the appropriate tools!
Risk of injury from unintentional activation of the
system and an uncontrolled restart!
• Secure system from unintentional activation.
• Following maintenance, ensure a controlled restart.
Type 6213 EV / 6281 EV
1 2
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english
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