Kikusui PAD-L III Series, Руководство по эксплуатации

Страница: 70 / 132

4-18 Applied Operation PAD-L
4.4.2 Output current control with external voltage
WARNING
• To do this, open the unit cover and change a switch on the internal
printed board.
These control settings must be performed by qualified personnel
having sufficient expertise and familiarity with the procedure.
○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○
NOTE
• When controlling the unit using an external voltage source which has a quick
rising time relative to the capacitive load, the phase control circuit of the unit
cannot respond to the external voltage, which may cause AC components to be
superimposed on the rising waveform.
○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○
Connecting and setting procedure
1. Turn off the switch on the switchboard.
2. Turn off the POWER switch.
3. Remove the cover from the unit. For information on removing it, see
6.3.3 "Removing the cover".
4. Set SW1 on the PCB A-200 to the upper position. See Fig. 4-12.
For the location of PCB A-200 in the unit, see Figs. 6-5, 6-6, and 6-7 in Chapter
6 "Maintenance".
PCB A-200
SW1
Set SW1 to the upper position.
Fig. 4-12 SW1 on the PCB A-200
5. Replace the unit cover.
6. Remove the shorting bar from terminals 0 and 1 of the control terminal
board, as shown in Fig. 4-13.