SPECIFICATIONS

MODEL

7742

AC WITHSTAND VOLTAGE

Range

Resolution

Accuracy

Output Voltage, ACV

0-5000

1

± (2% of setting + 5V)

Output Frequency

50Hz/60Hz ±100ppm, User Selection

Output Waveform

Sine Wave ,THD.<2% (Resistive Load), Crest Factor = 1.3 - 1.5

Output Regulation

± (1% of output + 5V), From no load to full load

SETTINGS

HI and LO-Limit (Total), current, mA

0.000-9.999 (0=OFF)

0.001

± (2% of setting + 2 counts)

10.00-40.00

0.01

HI and LO-Limit (Real), current, mA

0.000-9.999

0.001

± (3% of setting + 50µA)

10.00-40.00

0.01

Ramp-Up Timer, second

0.1 - 999.9

0.1

± (0.1% + 0.05 sec)

Ramp-Down Timer, second

0.0-999.9

Dwell Timer, second

0, 0.4 - 999.9

(0=continuous)

Ground Continuity

Current: DC 0.1 A ± 0.01A, fixed

Max. Ground Resistance: 1 Ω ± 0.1Ω, fixed

Arc Detection

1 - 9 ranges (9 is the most sensitivity)

DC WITHSTAND VOLTAGE

Output Voltage, DCV

0 -5000

1

± (2% of setting + 5V)

DC Output Ripple

<4 % （ 5KV/20mA at Resistive Load ）

SETTINGS

HI and LO-Limit, current, µA

0.0 - 999.9

0.1

± (2% of setting + 2 counts)

1

1

Ramp-Up Timer, second

0.4 - 999.9

0.1

± (0.1% + 0.05 sec)

Ramp-Down Timer, second

0.0, 1.0-999.9

Dwell Timer, second

0, 0.3 - 999.9

(0=continuous)

Ramp-HI, current

>20 mA peak maximum, ON/OFF User Selection

Charge-LO, current

0.0 - 350.0 µA DC or Auto Set

Discharge Time

< 200 msec

Maximum Capacitive Load

1µF < 1KV 0.08µF < 4KV

DC Mode

0.75µF < 2KV 0.04µF < 5KV

0.5µF < 3KV

Ground Continuity

Current: DC 0.1 A ± 0.01A, fixed

Max. Ground Resistance: 1 Ω ± 0.1Ω, fixed

Arc Detection

1 - 9 ranges (9 is the most sensitivity)