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Index: C / 923-1838
Flow Switches
BFS-10-N / BFS-10-O
for monitoring liquids,
with or without optical display
Features
set point continuously adjustable
rugged, low hysteresis, any mounting position,
high accuracy and functional safety,
ship approvals available for N-versions
Measuring ranges
0,005...0,06 l/min to 60...150 l/min for water
Applications
Measuring and monitoring of liquids,
e. g. in cooling systems, test beds, pumps etc.
Technical Data
Technical Data
BFS-10-N (without indication)
BFS-10-O (with optical indication)
Measuring principle:
variable aera flow meter
Materials:
Var. aera flow
meter:
Spring:
Fitting:
Housing:
Magnets:
brass version
brass
stainless steel vers.
1.4571
1.4571
brass, nickel-plated
brass, nickel-plated
ferrite
1.4571
1.4571
1.4571
ferrite
Operating pressure:
BFS-10-N G1/4:
BFS-10-N G1/2:
BFS-10-N G1:
brass
300 bar
300 bar
250 bar
SS
350 bar
350 bar
300 bar
Operating temp.:
Accuracy:
Electrical
connection:
Contact rating:
BFS-10-N G1/4
BFS-10-N G1/2
BFS-10-N G1
Measuring principle:
variable aera flow meter
Materials:
Var. aera flow meter:
Spring:
Fitting:
Display Housing:
Glass:
Magnets:
brass version
brass
1.4571
brass, nickel-plated
alumin., anodized
Duran 50
ferrite
stainless steel vers.
1.4571
1.4571
1.4571
alumin., anodized
Duran 50
1.4571
Operating pressure:
BFS-10-O G1/4:
BFS-10-O G1/2:
BFS-10-O G1:
brass
16 bar
16 bar
10 bar
SS
16 bar
16 bar
10 bar
100 °C (standard), 160 °C (option HT)
Operating temp.:
100 °C (standard), 160 °C (option HT)
±10% f. s.
Accuracy:
±10% f. s.
plug acc. to DIN EN 175301-803 (DIN 43650C)
Electrical connection:
plug acc. to DIN EN 175301-803 (formaly DIN
43650C)
MS GL
100 bar
100 bar
100 bar
200 V / 1 A / 20 VA
200 V / 1 A / 20 VA
230 V / 3 A / 60 VA
250 V / 1,5 A / 50 VA
250 V / 3 A / 100 VA
250 V / 1,5 A / 50 VA
Pressure drop
0,02...0,2 bar
0,02...0,3 bar
0,02...0,4 bar
Contact rating:
BFS-10-O G1/4
(NO)
(SPDT)
(NO)
(SPDT)
(NO)
(SPDT)
200 V / 1 A / 20 VA
200 V / 1 A / 20 VA
230 V / 3 A / 60 VA
250 V / 1,5 A / 50 VA
250 V / 3 A / 100 VA
250 V / 1,5 A / 50 VA
BFS-10-O G1/2
BFS-10-O G1
Pressure drop
0,02...0,2 bar
0,02...0,3 bar
0,02...0,4 bar
(NO)
(SPDT)
(NO)
(SPDT)
(NO)
(SPDT)
Protection class:
IP65 (plug acc. to DIN EN 175301-803 formaly DIN
43650C)
IP67 (with moulded cable)
Protection class:
IP65 (plug acc. to DIN EN 175301-803 formaly
DIN 43650C)
IP67 (with moulded cable)
Approvals:
e.g. ATEX, GL, BV,... see www.barksdale.de
Approvals:
e.g. ATEX, see www.barksdale.de
Switch ranges
Switch ranges
(water in l/min)
BFS-10-N G1/4:
BFS-10-N G1/2:
BFS-10-N G1:
(water in l/min)
0,005...0,06
0,02...0,2
10...30
BFS-10-O G1/4:
0,04...0,13
0,2...0,6
15...45
0,005...0,06
0,2...0,5
8,0…20
8,0...30
0,1...0,6
0,4...1,8
20...60
0,025...0,13
0,3...1,0
9,5…24
15...45
0,2...1,2
0,8...3,2
30...90
0,1...0,6
0,7…2,0
12…28
30...90
0,4...2,0
2,0...7,0
60...150
0,2...1,2
1,6...4,0
0,5...3,0
3,0...13
0,4...2,0
3,0...8,0
1,0...5,0
4,0...20
0,5...3,0
4,5...12
8,0...30
1,0...5,0
6,0…15
Barksdale
Subject to technical changes.
BFS-10-O G1/2:
BFS-10-O G1:
60...150
1
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