Technical data
Signal on alarm
156
Maximum pulse rate
Pulse value
Assignable measured
variables
Frequency output
Output frequency
Damping
Pulse/pause ratio
Assignable measured
variables
Switch output
Switching behavior
Switching delay
Number of switching
cycles
Assignable functions
Depending on the interface, failure information is displayed as follows:
Current output 4 to 20 mA
4 to 20 mA
Failure mode
0 to 20 mA
Failure mode
HART current output
Device diagnostics
10 000 Impulse/s
Configurable
• Volume flow
• Mass flow
Configurable: 0 to 12 500 Hz
Configurable: 0 to 999 s
1:1
• Volume flow
• Mass flow
• Sound velocity
• Flow velocity
• Electronics temperature
Binary, conductive or non-conductive
Configurable: 0 to 100 s
Unlimited
• Off
• On
• Diagnostic behavior
• Limit value
• Volume flow
• Mass flow
• Sound velocity
• Flow velocity
• Totalizer 1-3
• Electronics temperature
• Flow direction monitoring
• Status
Low flow cut off
Choose from:
• 4 to 20 mA in accordance with NAMUR recommendation NE 43
• 4 to 20 mA in accordance with US
• Min. value: 3.59 mA
• Max. value: 22.5 mA
• Definable value between: 3.59 to 22.5 mA
• Actual value
• Last valid value
Choose from:
• Max. alarm: 22 mA
• Definable value between: 0 to 22.5 mA
Device condition can be read out via HART Command 48
Proline Prosonic Flow W 400 HART
Endress+Hauser
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