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5.
The secondary of an external current transformer must never be allowed to be
open circuit when the primary is energized. An open circuit can cause high voltages,
possibly resulting in equipment damage, fire and even serious or fatal injury. Ensure
that the current transformer wiring is made through shorting switches and is secured
using an external strain relief to reduce mechanical strain on the screw terminals, if
necessary.
6.
Setup procedures must be performed only by qualified personnel familiar
with the instrument and its associated electrical equipment.
7.
DO NOT attempt to open the instrument under any circumstances.
Modbus is a trademark of Modicon, Inc.
F
Read through this manual thoroughly before connecting the meter to
the current carrying circuits. During operation of the meter, hazardous
voltages are present on input terminals. Failure to observe
precautions can result in serious or even fatal injury or damage to
equipment.
BG0130 Rev. A2
Introduction
3
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