Pepperl+Fuchs HD2-DM-A Manual page 149

Advanced Diagnostics
Appendix
Type
Precision
Measuring range
8.1.12 Signal Level
The current peak–to–peak signal level of all field devices is measured and shown for each field
device, as well as the current maximum and minimum value for the segment.
Type
Precision
Conforming standards value
8.1.13 Trunk Surge Protector Alarm
Diagnostics detect and report the end of effective life signals from FieldConnex
protectors.
8.1.14 Device Coupler Alarms
Diagnostics detect and report Maintenance Required and Out of Specification alarms from
FieldConnex
devices:
• Device coupler diagnostics
• Surge protector alarms
• Enclosure leakage sensor alarms
8.1.15 Voltage
H1 Segment Voltage
The voltage at the segment input of the advanced diagnostic module is measured.
Type
Precision
Measuring range
8.1.16 Measured Values by Motherboard Type
Values
Bulk power supply
Board type detection
Board redundancy detection
Power supply module type and fail-
ure detection
Voltage
Current
Communication active
Segment/field device noise
Segment/field device jitter
148
® device couplers. This includes the diagnostic information of the following
Value
+/- 5%
0 ... 40 V
Values
+/- 10 mV
150 mV ... 375 mV
Values
+/- 5 %
0 ... 40 V
MB* - Mother-
board MB-FB-DMA
x
x
x
x
x
x
x
x
x
® trunk surge
DART
x x
x x
x
x
x
x x
x x
x x