2
TECHNICAL DATA
4
UFC 400
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12/2015 - 4002813702 - AD FF UFC 400 R02 en
2.1 Foundation Fieldbus data
Description
Type
Ultrasonic flowmeter
Physical layer
Foundation Fieldbus protocol that agrees with IEC 61158-2 and FISCO model;
galvanically isolated
Communication standard
H1
ITK version
6.1
NAMUR 107
Supported within FF field diagnosis (FF-912)
Data blocks
Function blocks
1 x Enhanced Resource Block (RB)
1 x Customer Flow Transducer Block (FLOWTB)
1 x Customer Diagnose Transducer Block (DIAGTB)
4 x Analog Input Block (AI)
2 x Integrator Block (IT)
1 x Proportional Integral Derivate Block (PID)
Execution time
Analog Input Block: 10 ms
Integrator Block: 15 ms
Proportional Integral Derivate Block: 25 ms
Electrical connections
Device power supply
Not intrinsically safe: 9...32 VDC
Intrinsically safe: 9...24 VDC
Basic current
10.5 mA
Maximum error current
16.5 mA (= basic c error current = 10.5 mA + 6 mA)
Start current after 10 ms
14 mA
Polarity sensitivity
No
Minimum cycle time
250 ms