Testing Continuity; Checking Diodes - Agilent Technologies 34405A User's And Service Manual

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34405A User's and Service Guide
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Testing Continuity

• Measurement Method: 0.83 mA ± 0.2% constant current source, < 5 V open circuit voltage.
• Response Time: 70 samples/ second with audible tone
• Continuity Threshold: 10 Ω fixed
• Input Protection: 1000 V (HI terminal)
Open Circuit Display:
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Typical Closed Circuit Display:

Checking Diodes

• Measurement Method: Uses 0.83 mA ± 0.2% constant current source, < 5 V open circuit voltage.
• Response Time: 70 samples/ second with audible tone
• Input Protection: 1000 V (HI terminal)
Reverse Bias or Open Diode Display:
Freq
Freq
Typical Forward Biased Diode Display:
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12A
Fused
1.25A/500V FH
Fused
1.25A/500V FH
V DC
Getting Started Tutorial
V
HI
12A 1000VDC
Open or
rms
750VAC
LO
1.2A
500Vpk
rms
I
CAT II (300V)
12A
V
HI
12A 1000VDC
rms
750VAC
Forward Bias
LO
1.2A
500Vpk
rms
I
CAT II (300V)
1
Test
Current
Closed
Circuit
Test
Current
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