KROHNE IFC 010 Converter EN - Manual (Page 40)

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7. Functional checks
7.1 Zero check with IFC 010 / D signal converter, Fct. 3.03
Switch off power source before opening the housing
• Set “zero” flow in the pipeline, but make sure that the measuring tube is completely
filled with fluid.
• Switch on the system and wait 15 minutes.
• Press the following keys for zero measurement:
Key Display Description
→ If “YES” set under Fct. 3.04 ENTRY CODE, key in
9-keystroke CODE 1 now:
→ → → ↵ ↵ ↵ ↑ ↑ ↑
Fct. 1.00 OPERATION
2x
↑
Fct. 3.00 INSTALL.
→ Fct. 3.01 LANGUAGE
2x ↑ Fct. 3.03 ZERO SET
→ CALIB. NO
↑ CALIB. YES
↵ 0.00 - - - - - / - - - Flowrate displayed in set unit, see Fct. 1.04 DISPLAY,
subfunction “DISP. FLOW”.
Zero measurement in progress, duration approx. 50 seconds.
When flow “> 0” “WARNING” notice appears, confirm with ↵ key.
STORE NO If new value not to be stored, press ↵ key (3x) 4x = return to
measuring mode.
↑ STORE YES
↵ Fct. 3.03 ZERO SET Store new zero value.
(2x) 3x ↵ - - - - - - - - - - - - / - - - Measuring mode with new zero.
Key Display Description
→ If “YES” set under Fct. 3.04 ENTRY CODE, key in
9-keystroke CODE 1 now: → → → ↵ ↵ ↵ ↑ ↑ ↑
Fct. 1.00 OPERATION
↑ Fct. 2.00 TEST
→ Fct. 2.01 TEST Q
→
SURE NO
↑ SURE YES
↵ 0 PERCENT Current, pulse and status indication outputs indicate the
corresponding values.
± 10 PERCENT
↑
± 50 PERCENT Select using
↑
or
↓
key
± 100 PERCENT
± 110 PERCENT
↵ Fct. 2.01 TEST Q End of test, actual measured values again present at outputs.
(2x) 3x ↵ - - - - - - - - - - - - / - - - Measuring mode
7.2 Test of measuring range Q, Fct. 2.01
Switch off power source before opening the housing !
• For this test a measured value can be simulated in the range of -110 to +110 percent
of Q
100%
(full-scale range set, see Fct. 1.01 FULL SCALE).
• Switch on the system.
• Press the following keys for this test: