KROHNE PROFIFLUX IFS 5000 EN User Manual
Page 11
11
10. Technical data
Electrical conductivity
DN 2.5,
1
/
10
”
≥
10
µ
S/cm
≥
20
µ
S/cm for demineralized cold water
DN 4 - 100,
1
/
8
” - 4”
≥
5
µ
S/cm
Temperatures
Ambient temperature
Process temperature
Compact systems:
Standard
-25 to +60 °C (-13 to +140 °F)
-60 to +
0
60 °C (-76 to +140 °F)
-25 to +40 °C (-13 to +104 °F)
-60 to +140 °C (-76 to +284 °F)
EEx version
-25 to +60 °C (-13 to +140 °F)
-20 to +
0
60 °C (- 4 to +140 °F)
-25 to +40 °C (-13 to +104 °F)
-20 to +140 °C (- 4 to +284 °F)
IFS 5000 F (separate)
Standard
-25 to +60 °C (-13 to +140 °F)
-60 to +180 °C (-76 to +356 °F)
EEx version
-25 to +60 °C (-13 to +140 °F)
-20 to +
0
60 °C (- 4 to +140 °F)
-25 to +40 °C (-13 to +104 °F)
-20 to +150 °C (- 4 to +302 °F)
Temperature change
DN 2.5-15/
1
/
10
”-
1
/
2
”
DN 25-100/1”-4”
Temperature rising
in 10 minutes:
∆
T = 150 °C or 302 °F
∆
T = 150 °C or 302 °F
for sudden change:
∆
T = 120 °C or 248 °F
∆
T = 120 °C or 248 °F
Temperature falling
in 10 minutes:
∆
T = 120 °C or 248 °F
∆
T = 100 °C or 212 °F
for sudden change:
∆
T =
1
90 °C or 194 °F
∆
T =
1
80 °C or 176 °F
Max. operating pressure (at product temperature
≤
180 °C/
≤
356 °F)
DN 2.5 - 80
40 bar or 580 psig
DN 100
16 bar or 230 psig (option 25 bar/360 psig)
1
/
10
” - 4”
16 bar or 230 psig, for 150 lb pipe flanges
1
/
10
” - 3”
40 bar or 580 psig, for 300 lb pipe flanges (option)
4”
25 bar or 360 psig, for 300 lb pipe flanges (option)
Vacuum load
0 mbar abs. or 0 psia
Insulation class of field coils
H
Electrode design
fused-fitted electrodes
Power supply for field coils
max. 60 V from signal converter
Protection category (IEC 529 / EN 60 529)
IP 67, equivalent to NEMA 6
Materials
Measuring tube
Fused aluminium oxide, 99.7% Al
2
O
3
Electrodes
DN 2.5 - 15 /
1
/
10
” -
1
/
2
”
CERMET
DN 25 - 100 / 1” - 4”
Platin
Housing
DN 2.5 - 15 /
1
/
10
” -
1
/
2
”
stainless steel 1.4462/ Duplex
DN 25 - 100, 1” - 4”
stainless steel 1.4301 or SS 304 - AISI
Terminal box
Die-cast aluminium, with polyurethane finish
Grounding rings
stainless steel 1.4571 or SS 316 Ti - AISI, others on request
Gaskets between primary head
and grounding rings
DN 2.5 -
0
15 /
1
/
10
” -
1
/
2
”
Viton O-rings, optionally EPDM or Kalrez
DN 25 - 100, 1” - 4”
Gylon 3500 (beige) gaskets
(application range similar to that of PTFE),
optionally Chemotherm (graphite) gaskets
Gaskets between primary head or grounding rings
and pipe flanges (DN 25 to 100, 1” - 4”)
Gylon 3500 (beige) gaskets
(application range similar to that of PTFE),
optionally Chemotherm (graphite) gaskets
Centering material
DN 2.5 - 25 /
1
/
10
” - 1”
EPDM rings
DN 40 - 100 / 1
1
/
2
” - 4”
Rubber sleeves
Stud bolts
Steel electrogalvanized,
as option stainless steel 1.4301 or SS 304 - AISI
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