Maintenance, Troubleshooting - Burkert 2509 Manuel D'utilisation

Approved conduit connections:
• liquid-tight, flexible, non-metallic
• liquid-tight, flexible, metallic
• standard thickness steel or aluminum metal clad
5.5 Electrical data
Power supply 0 ... 250 V AC/DC
max. electrical current 6 A
5.6 Pin assignment
Details of the pin assignment can be found in the data sheet for the
corresponding valve.
7 mm max.
approx. 100 mm
Fig. 1: Remove cable insulation
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Remove cable insulation to a length of approx. 100 mm
(see "Fig. 1").
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Remove contact insert from housing (see "Fig. 2").
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Feed wire conductors under the strain relief through the housing.
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Remove the insulation from the wire conductors to a max. length of
7 mm (1/4 ") (see "Fig. 1").
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Connect the cable plug in accordance with the pin assignment of
the valve. Tighten the screws on the terminals to
max. 0.5 Nm (4.4 in-lb).
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Re-fit the contact insert into the housing.
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Lay the wire conductors beside one another under the strain relief.
Tighten the screws on the strain relief to max. 0.5 Nm (4.4 in-lb).
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Fit the cover and screw onto the housing.
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6.3 Installing the cable plug
WARNING!
Risk of short circuit if the screw connection is not sealed.
▶ Ensure that the seal is fitted correctly.
▶ Carefully attach the cable plug.
The cable outlet can be rotated by 4 x 90°.
max. 6.75 Nm
Fig. 3: Installing the cable plug
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Fit the conduit connection and tighten the screw connection.
Observe tightening torque of max. 6.75 Nm (60 in-lb).
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max. 1 Nm
Seal
6 ASSEMBLY
6.1 Safety instructions
WARNING!
Risk of injury from improper assembly.
▶ Assembly may only be carried out by authorized technicians and
with the appropriate tools!
Risk of injury from unintentional activation of the system and
uncontrolled restart.
▶ Secure system against unintentional activation.
▶ Following assembly, ensure a controlled restart.
6.2 Electrical connection
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.
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Clamping piece
Cover
Screw
Fig. 2: Exploded view of cable plug Type 2509
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Use screw to attach the cable plug to the coil. Observe tightening
torque of max. 1.0 Nm (8.8 in-lb).
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MAINTENANCE, TROUBLESHOOTING

7.1 Maintenance
The cable plug is maintenance-free under normal operating conditions.
7.2 Malfunctions
If malfunctions occur, check whether
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the power supply is securely connected,
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the seal is correctly seated,
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the pin assignment is correct.
If the device still does not function, please contact your Bürkert Service.
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Type 2509
5
Seal
Contact insert
Housing
Strain relief
7