Burkert Flowave 8098, Operating Instructions Manual

Page: 65 / 354

65
Electrical installation
Type 8098 FLOWave L
8.12 Connecting the functional earth (device variant with
two M20x1.5 cable glands)
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For a proper function of device always connect the yellow/green functional earth conductor:
− either to the functional earth plate in the transmitter housing (see Fig. 31 in chapter 8.13 ),
− or to the functional earth screw on the outer surface of the transmitter housing (see Fig. 30 ).
If you connect the conductor to the functional earth screw:
→
Use a ring cable lug for M4 screw.
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Tighten the M4 screw to a torque between 1.8...2 Nm (1.3...1.4 ft·lbf).
Fig. 30: Functional earth screw on the outer surface of the device
8.13 Connecting the device to a 12...35 V DC power
supply through the M20x1.5 cable glands (device
variant with cable glands)
1. Use a 3.0 mm slot screwdriver (any length) and a force of max. 40 N to push the terminal 5 and dis -
connect the white conductor. Do not cut the white conductor.
2. Insulate the white conductor.
3. Connect the power supply as shown in Fig. 31 .
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