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2013-06-13
N725T0002, valid for N-725.2A
Physik Instrumente (PI ) GmbH & Co. KG_Auf der Roemerstrasse 1_76228 Karlsruhe/Germany
Phone +49 721 4846-0, Fax +49 721 4846-1019 E-mail [email protected],
Tools and accessories
Suitable protective earth conductor: conductor cross-
section ≥ 0.75 mm
2
,
insulation green/yellow
Suitable screw driver
Suitable M4 screw, two toothed washers, two flat washers
Suitable cable lug
Connecting N-725.2A to protective earth conductor
Figure 1: Mounting of protective earth connection (schematic)
1
M4 screw
2
Toothed washer
3
Flat washer
4
Cable lug
5
N-725.2A case with protective earth connection (M4 threaded hole) and protective earth
conductor symbol
6
Protective earth conductor
1. If necessary, fasten a suitable cable lug to the protective earth conductor.
2. Have the M4 screw, toothed washers and flat washers available.
3. As shown in the above figure: fasten one flat washer and one toothed washer
each above and below the protective earth conductor or its cable lug with the
screw on the protective earth connection of the N-725.2A.
4. Tighten the screw with a torque of 1.2 Nm to 1.5 Nm.
5. Make sure that the protective earth conductor of the N-725.2A is properly
connected with the existing protective earth system within your application at all
times.
