ADC 410F Betriebsanleitung PDF herunterladen (Seite 58)

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Part 2 Signal converter IFC 090 D (D = display version) and

(cont’d) Signal converter IFC 090 B (B = basic version), without display

but with HHT or CONFIG operator program (see Sect. 6.2)

Group P

Fault / Symptom Cause Remedial action

P 1 Totalizer connected but does Incorrect connection/polarity Connect properly,

not count any pulses see Sect. 2.4 + 2.7.

Totalizer or external voltage Check output (see Sect. 7.2)

source defective. with new totalizer:

est ok, check connection

cables and previous

totalizers and external voltage

source, and replace if

necessary.

est faulty, pulse output

defective, replace signal

converter (see Sect. 8.7)

or contact Krohne Service.

Current output is external Check connection and cables,

voltage source, short circuit see Sect. 2.3, 2.4 + 2.7.

or current / pulse output Voltage between I

and I⊥

defective approx. 15 V. Switch off

device, eliminate short circuit,

switch device on again. If no

function, then current or pulse

output defective. Replace

signal converter (see Sect.

8.7) or contact Krohne

Service.

Pulse output is deactivated, Switch on under Fct. 1.06.

see Fct. 1.06.

P 2 Unsteady pulse rate Electrical conductivity of Increase time constant under

product too low, Fct. 1.02, or switch on.

time constant too low or

switched off for pulse

output.

P 3 Pulse rate too high or Incorrect setting for Change setting under Fct. 1.06.

too low. pulse output.

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ADC 410F Betriebsanleitung Seite 58