KROHNE AQUAFLUX EN User Manual
Page 11
11
Meter sizes
Compact systems
DN 10 – 1000 and
3
/
8
” –
0
40”
AQUAFLUX F (separate)
DN 10 – 3000 and
3
/
8
” – 120”
Pipe flanges
to DIN 2501 (= BS 4504)
DN 10 – 50 and DN 80 / PN 40
DN 65 and DN 100 – 150 / PN 16
DN 200 – 1000 / PN 10
DN 1100 – 2000 / PN 6
DN 2200 – 3000 / PN 2.5
to ANSI B 16.5
3
/
8
” –
0
24” / Class 150 lb / RF
to AW WA
14” – 120” / Class B or D / FF
Electrical conductivity
≥
20 µS/cm
Temperatures
Ambient temperature
Process temperature
Compact systems
– 25 to +
0
60 ° C
–
2
5 to
≤
+
0
60° C
– 13 to + 140 ° F
+ 23 to
≤
+ 140° F
– 25 to +
1
40 ° C
–
2
5 to
≤
+
2
90° C
– 13 to + 104° F
+ 23 to
≤
+ 194° F
AQUAFLUX F (separate)
– 25 to +
0
60 ° C
–
2
5 to
≤
+
2
90° C
– 13 to + 140 ° F
+ 23 to
≤
+ 194° F
Max. allowable operating data
Process temperature, operating pressure and vacuum load
for the liner, refer to Page 3 “Limits”
Insulation class of field coils
E
Electrode design
DN
0
10 – 3000 /
3
/
8
” – 120’’
flat elliptical electrodes, solidly fitted,
surface-polished
Option DN 350 – 3000 / 14’’ – 120’’
field-replaceable electrodes WE
Protection category
(EN 60 529 / IEC 529)
Standard
IP 67, equivalent to NEMA 6
(with field replaceable electrodes WE: IP 65,
equivalent to NEMA 4/4X)
Option
IP 68, equivalent to NEMA 6
Grounding rings
available as an option
Materials
Measuring tube
stainless steel 1.4301 (or higher materials number),
equivalent to SS 304
Liner
DN 10 –
00
20 /
3
/
8
” –
3
/
4
”
Teflon
®
-PTFE
DN 25 – 3000 / 1’’ – 120’’
hard rubber
Electrodes
Standard
Hastelloy C4
Option
stainless steel 1.4571 or SS 316 Ti, titanium
Field replaceable WE
stainless steel 1.4571 or SS 316 Ti
Connecting flanges*
DIN: DN 10 – 50, DN 80 (
3
/
8
” – 2’’, 3’’) steel 1.0402 (C 22) or AISI C 1020
DN 65,
≥
DN 100 (
≥
4’’)
steel 1.0501 (RST 37.2) or AISI C 1035
ANSI
steel ASTM A 105 N
Housing*
DN 10 – 40 /
3
/
8
”–1
1
/
2
”
GT W-S 30 (malleable cast iron)
≥
DN 50 /
≥
2’’
sheet steel
Terminal box*
AQUAFLUX F (separate)
die-cast aluminium
Grounding rings (option)
stainless steel 1.4571 or SS 316 Ti
* with polyurethane coating
Teflon
®
is a registered trademark of Du Pont.
9 Technical data