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KROHNE ALTOSONIC III EN User Manual

Page 19

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Installation and operating instructions

19 ALTOSONIC

III



3.10.01

DIG OUTPUT

Function of digital status output
CUST ERR (Only errors related to custody transfer operation, also see error list)
ALL ERR (indication of all errors)
F/R IND (forward/reverse flow indication)
OVERRANGE (overrange indication)
TRIP POINT (trips when actual flow (Q) goes over a set limit, see 3.10.02 and 3.10.03 for settings)

3.10.02

TRIP PNT 1

First trip point
Range: 0 through 120% of Q100%

3.10.03

TRIP PNT 2

Second trip point
Range: 0 through 120 % of Q100%

4.00.00 PARAM

ERR

Main

menu 4.00.00 Parameter error

4.01.00

FLOW VELOC

Volume flow velocity (v) value incorrect. The flow speed is calculated from the full scale volume flow and
the meter size.
Ensure condition 0.5 m/s

≤ v ≤ 20 m/s (1,5 to 66 feet/s) is met!

4.01.01

FULL SCALE

Full-scale value for 100% volume flow rate, see Function 3.01.01

4.01.02

METER SIZE

Meter size, see Function 3.01.08

4.02.00 CURR

OUTP

Current

output

range incorrect. Setting for 100% is compared with setting for 0%. Ensure condition 100

pct-0 pct

≥ 4 mA is met!

4.02.01

RANGE

Range of current output, see Function 3.04.03

4.02.02

0 pct

Current value for 0% scale, see Function 3.04.04

4.02.03

100 pct

Current value for 100% scale, see Function 3.04.05

4.03.00

LF CUTOFF

Low-flow cut-off range incorrect: If low flow cut-off is set to on, the value for CUTOFF-OFF is compared
with the value of CUTOFF-ON on.
Ensure condition CUTOFF-OFF – CUTOFF-ON

≥ 1% is met!

4.03.01

LF CUTOFF

Low-flow cut-off, see Function 3.01.05

4.03.02

CUTOFF ON

Cut off “on” value, see Function 3.01.06

4.03.03

CUTOFF OFF

Cut off “off” value, see Function 3.01.07

4.05.00

PULSE/VOS

Unit of pulse output for velocity of sound function incorrect
Ensure "PULSE RATE" is selected for "VOS"!

4.05.01

PULS FUNCT

Function of pulse output, see Function 3.05.01

4.05.02

PULSE OUTP

Unit of pulse output, see Function 3.05.07

4.06.00

VOS

Velocity of sound range incorrect:
Ensure condition MAX VOS - MIN VOS

≥ 1 m/s (3.3 ft/sec) is met

4.06.01

MIN VOS

Minimum velocity of sound, see Function 3.01.11

4.06.02

MAX VOS

Maximum velocity of sound, see Function 3.01.12

4.07.00

PULSE OUTP

Pulse output frequency value (f) incorrect. The max frequency is calculated from the pulse/unit setting
and the max value of the measured value.
Ensure condition 1 pulse/hr ≤ f ≤ 2000 pulse/s is met.

4.07.01

PULSE/UNIT

Pulse value for volume flow rate unit, see Function 3.05.09

4.08.00

PULS WIDTH

Pulse output pulse width incorrect
Ensure condition pulse width

≤ 0.5 x pulse period time is met.

4.08.01 PULS

WIDTH

Pulse width for frequencies

≤ 10 Hz, see Function 3.05.11

4.09.01

CURR RANGE

Range of current output, see Function 3.04.03

4.09.02

CURR 0 pct

Current value for 0% scale, see Function 3.04.04

4.10.00

INP/OUTP

The digital input (C) and current output (I) are not allowed to be switched on simultaneously. The current
output is deactivated by setting the function of current output to off en setting the range of current output
to 0-20mA.

4.10.01

INP FUNCT

Function of digital input, see Function 3.06.01

4.10.02

CURR FUNCT

Function of current output, see Function 3.04.01

4.10.03

CURR RANGE

Range of current output, see Function 3.04.03

4.10.04

PULS FUNCT

Range of pulse output, see Function 3.05.01

4.13.00

EPROM

EPROM checksum error, reset device.