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Operation – KROHNE OPTISONIC 3400 EN User Manual

Page 68

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OPERATION

68

OPTISONIC 3400

www.krohne.com

11/2013 - 4002037702 - HB OPTISONIC 3400 -en-R02

C2.2_ Current Output A

C2.2.1 Range 0%…100%

Range setting for current output A

C2.2.2 Extended Range

Min. and max. settings for current output A

C2.2.3 Error Current

Error current setting for error current output A

C2.2.4 Error Condition

Sets condition for error current output A

C2.2.5 Measurement

Measurement value for current output A; volume flow, velocity of sound,

mass flow, flow speed, gain, SNR, diagnostics 1, diagnostics 2.

C2.2.6 Range

Measurement value range for current output A

C2.2.7 Polarity

Set response of current output A to measurement polarity

C2.2.8 Limitation

Limitation before applying the time constant.

C2.2.9 Low Flow Cutoff

Low flow cutoff for current output A

C2.2.10 Time Constant

Time constant for current output A

C2.2.11 Special Function

Range change setting for current output A

C2.2.12 Threshold

Threshold value for range change setting for current output A

C2.2.13 Information

Displays information of current output I/O board

C2.2.14 Simulation

Sets simulated output of current output A

C2.2.15 4mA Trimming

Trimming of current output A at 4 mA

C2.2.16 20mA Trimming

Trimming of current output A at 20 mA

C2.2_ Frequency Output A

C2.2.1 Pulse Shape

Pulse shape of frequency A

C2.2.2 Pulse Width

Pulse width of frequency A

C2.2.3 100% Pulse Rate

Pulse rate for 100% of the measuring range for frequency output A;

Range: 1…10000 Hz

Limitation 100% Pulse Rate ≤ 100/s: Imax ≤ 100 mA

Limitation 100% Pulse Rate > 100/s: Imax ≤ 20 mA

C2.2.4 Measurement

Measurements for activating the output.

Select measurement:

Volume Flow / Mass Flow / Velocity of sound / flow speed / Gain / SNR /

Diagnostics 1 / Diagnostics 2 /

C2.2.5 Range

0…100% of the measurement set in Fct. C2._.4

x.xx…xx.xx _ _ _ (format and unit depend on the measurement, see above)

C2.2.6 Polarity

Set measured value polarity, please note flow direction in C1.3.2!

Select:

Both Polarities (plus and minus values are displayed) /

Positive Polarity (display for negative values = 0) /

Negative Polarity (display for positive values = 0) /

Absolute Value (always displays positive, with both negative and positive

values)

C2.2.7 Limitation

Limitation before applying the time constant.

±

xxx … ±xxx%; range: -150…+150%

C2.2.8 Low Flow Cutoff

Sets the measurement to "0" for low values

x.xxx ± x.xxx%; range: 0.0…20%

(1st value = switching point / 2nd value = hysteresis),

condition: 2nd value ≤ 1st value

C2.2.9 Time Constant

Range: 000.1…100 s

No.

Function

Settings / descriptions