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YOKOGAWA DL850E User Manual

YOKOGAWA DL850E
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Connecting Logic Probes
Logic Probes (702911, 702912) and High-Speed Logic Probe 700986
1.
Attach the connecting lead (IC clip or alligator clip) that came with the logic probe, and push
the logic probe levers inwards to lock the connector into place. To remove the connecting leads
from the logic probe, push both of the levers outwards. Proceed to step 3.
Connecting the Isolated Logic Probe 700987
1.
Connect the measurement leads to the logic probe’s input terminal.
2.
Set the input switch. When you set it to AC, the threshold levels are 50 VAC ± 50% (Hi: 80 to
250 VAC, Lo: 0 to 20 VAC); when you set it to DC, the threshold levels are 6 V ± 50% (Hi: 10 to
250 VDC, Lo: 0 to 3 VDC).
Connecting the Logic Probe to a Logic Input Module
3.
Turn the instrument’s power switch off.
4.
Connect to the logic signal input connector of the logic input module (720230) the end of the
logic probe’s 26-pin connector that has a clamp filter (ferrite core; part number: A1190MN).
5.
Turn on the DL850E/DL850EV.
To the logic signal input connector
of the logic input module
Note
When a logic probe is not connected to the DL850E/DL850EV, each bit is indicated as being at the high
level.
For the logic probe specifications, see section 6.14, “Logic Probe Specifications.”
The logic input display is turned off by default. For information about turning the display on and off, see
chapter 1, “Vertical and Horizontal Control,” in the user’s manual.
Before using logic probes (702911, 702912) or isolated logic probe 700987, flip the attenuation switch
back and forth several times. The switch’s electrical contacts can weaken if not used for long periods of
time.
3.10 Connecting a Logic Probe to the Logic Input Module
3-41
IM DL850E-03EN
Making Preparations for Measurements
1
2
3
4
5
6
App
Index

Table of Contents

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YOKOGAWA DL850E Specifications

General IconGeneral
BrandYOKOGAWA
ModelDL850E
CategoryTest Equipment
LanguageEnglish

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