User Manual

Installation and operating instructions IFC 020
5/9
5.11 Primary head
Please refer to Sect. 3.2 “factory settings”
Fct. 3.02 FLOW METER
Press → key.
→
DIAMETER = set meter size (see instrument nameplate) press → key
Select size from table of meter sizes:
• DN 2.5 - 1000 mm equivalent to
1
/10 - 40 inch
Select using ↑ or ↓ key.
Transfer to subfunction “FULL SCALE”
with ↵ key.
→
FULL SCALE = set full-scale range, press → key.
Set as described in Sect. 5.1.
Transfer to subfunction “GK V
ALUE” with ↵ key.
Note: if “VALUE P” is displayed after pressing ↵ key.
PULSE/VOL. is set under Fct. 1.06 PULS.OUTP. P, subfunction “SELECT P”. Because the
full-scale range Q
100%
has been changed, the output frequency (F) of the pulse output is over- or
undershot: P
min
= F
min
/ Q
100%
P
max
= F
max
/ Q
100%
Change pulse value accordingly, see Sect. 5.7 pulse output P, Fct. 1.06.
→
GK VALUE = set primary constant GK, press → key.
• 1.0000 - 9.9999 (note information on instrument nameplate, do not change setting !)
Change flashing digit (cursor) with ↑ or ↓ key.
Shift cursor 1 place to right or left with → or ← key.
Transfer to subfunction “FIELD
FREQ.” with ↵ key.
→
FIELD FREQ. = set magnetic field frequency, press → key
• 1/2 • 1/18 (1/2, 1/6 1/18 or 1/36 of power frequency,
• 1/6 • 1/36 see instrument nameplate, do not change setting)
Select using ↑ or ↓ key.
Transfer to subfunction “FLOW DIR.”
with ↵ key.
(only for units with DC power supply, transfer to subfunction “LINE FREQ”).
→
LINE FREQ. = normal line frequency in your country, press → key.
(Please note, applicable for flowmeters equipped with DC in power supply!)
• 50 Hz Select using the
↑
or ↓ key.
• 60 Hz Transfer to subfunction “FLOW
DIR.” with ↵ key.
→
FLOW DIR. = set flow direction, press → key.
• + DIR. (for identification of flow direction, see “+” arrow on primary head;
• - DIR. for F/R mode, identifies the “positive” flow direction)
Select using the ↑ or ↓ key.
Press ↵ key to return to Fct. 3.02 FLOW METER.
Zero check
, see Fct. 3.03 and Sect. 7.1.
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