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MODEL iDEnTiFicaTiOn
a complete measuring system consists of:
1. Code for high temperature / high pressure liquid float level switch in an external cage
BASIC MODEL NUMBER
B 4 0
cage mounted float switch for high temperature / high pressure applications
MATERIALS OF CONSTRUCTION
code
R
F
3
0
R
B
6
0
C
F
3
0
C
B
6
0
A
C
3
0
D
C
4
0
B
4 0
0
2
cage
Float
347 SST
Cr Mo
(1.4550) or
(Chrome-moly)
321 SST
(1.4541)
304 SST
316 SST
(1.4301)
(1.4401)
347 SST
Carbon steel
(1.4550) or
321 SST
316 SST (1.4401)
(1.4541)
SWITCH MECHANISM & ENCLOSURE
qty and
switch
type
1 x SPDT
F
1 x DPDT
S
1 x SPDT
for AC current
1 x DPDT
S
1 x SPDT
for DC current
1 x DPDT
qty and
switch
type
1 x SPDT
L
1 x DPDT
complete code for B40 models
Tank
connections
1" welding nipples
1" socket weld
1" welding nipples
1" socket weld
1 1/2" socket weld
Weather proof
(ip 66)
cast aluminium
M20 x 1,5
1" npT
FCB
FAB
FGB
FDB
S2B
SAB
S8B
SDB
S2R
SBB
S8R
SEB
Weather proof
(ip 65)
alu base / cold rolled steel cover
3/4" npT
LAM
LDM
Down to S.G. 0,65
pressure &
temperature ratings
115 bar @ 425°C - 59,8 bar @ 540°C max
(1668 psi @ 800°F - 867 psi @ 1000°F max)
85,5 bar @ 425°C max
(1240 psi @ 800°F max)
103 bar @ 340°C - 75,9 bar @ 425°C max
(1500 psi @ 650°F - 1100 psi @ 800°F max)
207 bar @ 370°C max
(3000 psi @ 700°F max) saturated steam
aTEX (ip 66)
2g EEx d
c T6
cast aluminium
M20 x 1,5
1" npT
FK9
FC9
FN9
FF9
SH9
SA9
SJ9
SB9
SK9
SC9
SN9
SF9
nEMa 7/9
(ip 66)
cast iron
1" npT
LKM
LNM
FM (ip 66)
nEMa 7/9
cast alu.
1" npT
FKB
FNB
SKB
SNB
SLB
SOB
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