Fluke 19xC, User Manual

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Using The Bushealth Function
Input Connections and Tested Signals
6
75
Foundation H1 Bus
Default probe setting 10:1. Use the Fluke 10:1 probe.
1 Connect the red probe to test tool input A
2 Connect the probe ground lead to the H1 bus +
3 Connect the probe tip to the H1 bus -
DATA +
DATA -
Figure 41. Foundation H1 Bus Measurement
Connections
Table 7. Foundation H1 Bus Tested Signal Properties
Signal Description
V-Level Bias Bias voltage level
V-Level Peak-peak voltage
Data Bit width
Rise Rise time as % of bit width
Fall Fall time as % of bit width
Jitter Jitter distortion
Signal Dist. Signal distortion
Noise-HF High Frequency noise >39.1 kHz
Noise Mid Frequency noise 7.8 ….39.1 kHz
Noise-LF Low Frequency noise < 7.8 kHz
Note
The bus normally has continuous data traffic.