Communications Options User’s Guide
71
Chapter 7. Foundation Fieldbus Communications
7.7 NAMUR NE107 Recommended Settings
NAMUR NE107 provides guidelines for instruments to publish diagnostic information to the Fieldbus Network.
Table 10
below shows the diagnostic information available for the ultrasonic flowmeter as well as the recommended settings.
Note:
A check mark means that masking is active and the error will not be reported. No check mark means that the
error will be reported per the error mapping.
Table 10: NAMUR NE107 Recommended Values and Error Mapping
(for Channel 1, Channel 2 and Channel Average)
Status Icons:
Cod
e
Error
Range
Default
Value
FD_FAIL_MAP FD_OFFSET_MAP FD_MAIN_MAP FD_CHECK_MAP
E1
Low Signal
-20 - 100
20
X
E2
Sound Speed
1% to 50%
20%
X
E3 Velocity Range -500 - +500
ft/sec
+150/-15
0
X
E4
Signal Quality
0 - 500
100
X
E5
Amplitude
Error
0 - 100
14/34
X
E6
Cycle Skip/
Acceleration
0 - 250 ft/sec 15 ft/sec
X
E7 Analog Output
X
E8
Temp Input
X
E9
Pressure Input
X
E10
Special Input
X
Cod
e
Error
Range
Default
Value
FD_FAIL_MASK
FD_OFFSET_MAS
K
FD_MAIN_MAS
K
FD_CHECK_MAS
K
E1
Low Signal
-20 - 100
20
E2
Sound Speed
1% to 50%
20%
E3 Velocity Range -500 - +500
ft/sec
+150/-15
0
E4
Signal Quality
0 - 500
100
E5
Amplitude
Error
0 - 100
14/34
E6
Cycle Skip/
Acceleration
0 - 250 ft/sec 15 ft/sec
E7 Analog Output
E8
Temp Input
E9
Pressure Input
E10
Special Input
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