Control Board Adjustments - Infinite TRANSTECTOR 700 AV/T Series Owner's Manual

Quadruple Output Power Conditioner | Owners Manual

CONTROL BOARD ADJUSTMENTS

CONTROL BOARD ADJUSTMENTS (#414921)
FIELD ADJUSTMENT PROCEDURE
THERE ARE DANGEROUSLY HIGH VOLTAGES PRESENT WITHIN THE ENCLOSURE OF THE POWER
SUPPLY SYSTEM. UNDER NO CIRCUMSTANCES SHOULD ANY PERSON REACH WITHIN
THE ENCLOSURE OF THIS EQUIPMENT. ALL SERVICE TO THIS PIECE OF EQUIPMENT SHOULD
The control board (#414921) is electrically referenced to high voltage, not earth or chassis ground.
Extreme care must be used when taking measurements on the control board. Any AC powered
instruments must be ground isolated prior to taking measurements. A ground isolated instrument
ADJUSTMENT PROCEDURE
ADJUSTMENT PROCEDURE
1. Prior to attempting any adjustment, measure the incoming voltage to the unit. Assure the voltage level is
within the specified input range of the unit.
1. Prior to attempting any adjustment, measure the incoming voltage to the unit. Assure
thevoltage level is within the specified input range of the unit.
2. Turn off power to unit.
2. Turn off power to unit.
3. Remove all loads from the output of unit under adjustment.
3. Remove all loads from the output of unit under adjustment.
4. Remove both TB2 connectors on all control boards #414921 (See Appendix A, Page A51). Turn power
4. Remove both TB2 connectors on all control boards #414921 (See Appendix A, Page 40). Turn
on.
the power on.
5. With DC voltmeter on the millivolt scale check between TP1 and TP GND and adjust P2 so meter reads
5. With DC voltmeter on the millivolt scale check between TP1 and TP GND and adjust P2 so
"0" millivolts or as close as possible.
meter reads "0" millivolts or as close as possible.
NOTE: Refer to Appendix A, Page A51 for test points and pot locations.
NOTE: Refer to Appendix A, Page 40 for test points and pot locations.
6. Use Formula X to calculate the next adjustments. You must calculate each input phase for each control
6. Use Formula X to calculate the next adjustments. You must calculate each input phase for
card or a total of 3 calculations.
each control card or a total of 3 calculations.
A.
A. For phase 1 control card, measure AC input at Line 1 to Line 2.
B.
B. For phase 2 control card, measure AC input at Line 2 to Line 3.
C.
C. For phase 3 control card, measure AC input at Line 1 to Line 3.
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CONTROL BOARD ADJUSTMENTS
CONTROL BOARD ADJUSTMENTS (#414921)
FIELD ADJUSTMENT PROCEDURE
BE PERFORMED BY QUALIFIED PERSONNEL ONLY.
case will be at the high voltage line potential.
For phase 1 control card, measure AC input at Line 1 to Line 2.
For phase 2 control card, measure AC input at Line 2 to Line 3.
For phase 3 control card, measure AC input at Line 1 to Line 3.
***WARNING***
***CAUTION***
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