KROHNE TIDALFLUX IFM 4110 PF EN - Manual (Page 24)

7.30830.32.00 24
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4.4 Table of settable functions
Abbreviations used:
A1, A2 Status outputs
(A1 can also be 2nd pulse output A1)
C1, C2 Control inputs
D1, D2 Status outputs
DN
Meter size, nominal size
F
max
=½ x pulse width (s)
≤
1 kHz if “AUTO” or “SYM.” are selected
in subfunction “PULSWIDTH”
F
min
= 10 pulses/hr
F
M
Conversion factor volume for any unit,
see Fct. 3.05 “FACT. VOL.”
F
T
Conversion factor time for any unit,
see Fct. 3.05 “FACT. TIME”
GK Primary head constant
I Current output
I
0%
Current at 0% flow rate
I
100%
Current at 100% flow rate
P (P2) Pulse output (2nd pulse output A1)
P
max
=F
max
/Q
100%
P
min
=F
min
/Q
100%
Q Current flow rate
Q
100%
100% flow rate = full scale range
Q
max
=
π
4
x DN
2
x v
max
(= max. full-scale range
Q
100%
at v
max
= 12 m/s or 40 ft/s)
Q
min
=
π
4
x DN
2
x v
min
(= min. full-scale range
Q
100%
at v
min
= 0.3 m/s or 40 ft/s)
SMU Low-flow cutoff for I and P
v Flow velocity
v
max
Maximum flow velocity (12 m/s or 40 ft/s) at
Q
100%
v
min
Minimum flow velocity (0.3 m/s or 1 ft/s) at Q
100%
F/R Forward/reverse flow in F/R measuring mode
3 . 7 6 9 9
L i t e r / S e c
9 3 . 3 6 5
U S. G a l / m i n
1 3 . 5 7 1
m 3 / h r
1 3 . 5 7 1
m 3 / h r
2 D I R .
→ →
R A N G E I
1 0 . 3
S E C
F c t . 1. 0 2
T I M E C O N S T .