8
4−2. Note on connection
Warning ● In case of connection with the instrument, keep strictly to the
following items. If neglected, it may cause an unexpected failure or a
damage to the instrument.
・ Set the power supply to OFF when connection is made.
・ Since the terminal board at the rear side of the instrument is made of resin, take care not
to drop it down nor apply strong impact.
・ Be sure to apply the attached acrylic cover located on the terminal board.
・ Recommended torque to tighten the terminal screw for terminal board is 0.8 N･m at
maximum.
・ The crimp−type terminal lugs for the terminal board of the instrument are to be applied
as follows:
Terminal board
Width of solderless terminal Suitable solderless terminal
Terminal board 1 7.2 mm or less 1.25−3.5 or Y type 1.25−3.5
Terminal board 2 7.2 mm or less 1.25−3.5 or Y type 1.25−3.5
Protective earth terminial 7.2 mm or less 1.25−3.5 or Y type 1.25−3.5
Optional terminal board 6.3 mm or less 1.25−3 or Y type 1.25−3
・ Connecting cable with the instrument should be away from the noise source such as power
supply line and I/O line for control as far as possible.
・ Conduit wiring should be the type of exclusive one, and avoid using with another line
together.
・ Since the A.G. terminal(Terminal No.24) is internal analog gland for the purpose of
maintenance, don’t connect with externals.
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