ADC 410F Instruções de Operação descarregar pdf (Página 52)

7/1

7. Functional checks

7.1 Zero check with IFC 090 / 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 ↑ 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:

1 2 ... 47 48 49 50 51 52 53 54 55 56 57 ... 78 79

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