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1.3.1 Power and Ground Wirings
The instrument operates only with a power supply of AC100 V.
If using a power voltage other than AC100 V, the double insulation transformer (option) is
required.
The transformer shall be put after MAIN switch of S-4800. Fig 1-3 shows connection of the step
down transformer.
Fig 1-3 Connection of the step down transformer
To connect the transformer, remove the left side part of the rear cover of display unit.
Remove the provided two short circuit cables put on the TB1 terminal of the power distribution
unit.
Connect the cable of input of the transformer to I(L) and 2(N) , and the cable of output of the
transformer to 3(L) and 4(N) terminals of the TB1. Refer the following fig 1-4 for connection.
Fig 1-4 Connection of the step down transformer
The cable of the step down transformer shall be prepared locally with the transformer.
200V: 32A
100V
UL/CE Double Insulation
Safety circuit
MAIN-ELB
100/200V
Current
Braker
Remove short cable
Remove short cables
To step down
transformer
From
Transformer
Fixing band for cable to transformer
To step down
transformer
1(L) 2(N) 3(L) 4(N)
TB1 TRANS
OPTION)
Main Power
To Column
Unit