Fluke ScopeMeter 123B, Руководство пользователя

Страница: 150 / 192

123B/124B/125B
Users Manual
How to Read the Screen
The bus test screen shows the status of the various signal
properties. To open, go the main screen and push
3
.
Information is represented in four columns, see Table 10.
Table 10. Field Bus Test Screen
A B C D
Item Description
A
Signal property under test, for example, VHigh. Rows show each
signal property and corresponding data. See Table 11 for a description
of the signal properties for the bus types.
B
Status indicator. See Table 12 for a description of the indicators.
C
Most recent measurement value, for example, 3.5 V.
---
indicates that no reading is available
OL indicates that the signal is out of the measurement range
(overload)
hxv33.eps
D
Used low (LOW) and high (HIGH) test limits (LIMIT), for example 18.5
31.6V.
LIMIT *
The
*
indicates that one or more of the limits are not set to
the default value.
N/A
The limit does Not Apply to this bus type.
44