Lambda LJS-12 Series Instruction Manual page 16

OVERVOLTAGE
PR откок
с
©
E]
VOL TAGE
AMPLIFIER
л m z
E
OSCILLATOR
AUXILIARY
POWER
SUPPLY
PULSE
WIDTH
CONVERTER
POWER
` CURRENT
SENSE
AMPLIFIER
INPUT
RECTIFIER
OUTPUT
FILTER HIGH RECTIFIER CURRENT
INPUT E ANO SWITCHING FREQUENCY ANO SENSING
FILTER TRANSISTORS TRANSFORMER FILTER RESISTOR
Figure 8. Typical Block Diagram.
OSCILLOSCOPE
DIFFERENTIAL
METER
(VTVM)
RIPPLE
METER
POWER SUPPLY КЕ
o LINE GND
47-440Hz OR
145 +10% VDC
NOTES
I. REGULATION AND RIPPLE CHECK METERS MUST NOT BE
GROUNDED THROUGH THREE WIRE LINE CORD TO GROUND.
2.PERFORM CHECKS WITH LOCAL SENSING CONNECTIONS ONLY.
Figure 9. Test Connections for Performance Checks.