24  CI/FSV/FSS/430/450-EN  Rev. G | VortexMaster FSV430, FSV450 SwirlMaster FSS430, FSS450 
 
 
5.2.2  FSS430, FSS450 
Ambient temperature 
In accordance with IEC 60068-2-78 
 
Explosion 
protection 
Ambient temperature range T
amb.
 
Standard Advanced mode 
No explosion 
protection 
-20 ... 85 °C 
(-4 ... 185 °F) 
-40 ... 85 °C 
(-40 ... 185 °F) 
Ex ia, Ex nA  -20 °C < Ta < xx°C
1)
 
(-4°F < Ta < xx °F)
1)
 
-40 °C < Ta < xx °C
1) 
(-40°F < Ta < xx °F)
1)
 
Ex d ia, XP-IS  -20 ... 75 °C 
(-4 ... 167 °F) 
-40 ... 75 °C 
(-40 ... 167 °F) 
IS, NI  -20 °C < Ta < xx°C
1)
 
(-4°F < Ta < xx °F)
1)
 
-40 °C < Ta < xx °C
1) 
(-40°F < Ta < xx °F)
1)
 
 
1)  The temperature xx °C(xx °F) depends on the temperature class T
class
 
 
Relative humidity 
 
Version    Relative humidity 
Standard  Maximum 85 %, annual average ≤ 65 % 
 
Temperature range of the medium being measured 
T
medium
: -55 ... 280 °C (-67 ... 536 °F) 
 
70
60
50
40
30
20
10
0
–10
T
amb.
G11788-01
Tmedium
0 50 100 150 160 200 250 280 400 [°C]
158
140
122
104
86
68
50
32
14
T
amb.
-20/-40
[°F]
[°C]
-4/-40
32 122 212 302 320 392 482 536 752 [°F]
-55
-67
80
85
176
185
1
2
 
Fig. 16:  Measuring medium temperature T
medium
 dependent on the 
ambient temperature T
amb.
 
1 Permissible temperature range standard version 2 Permissible 
temperature range high temperature version (in preparation) 
 
 
 
5.3  Material load 
5.3.1  FSV430, FSV450 
 
 
NOTICE  
For devices in high temperature version with sensor seals 
made of graphite, the maximum pressures deviating from the 
diagrams shall apply. 
For more information, please contact the ABB Service. 
 
Flange devices 
G11799-01
[°C]
PS [bar]
PN16
160
140
120
100
80
60
40
20
0
20 50 100 150 200 250 280 300 350 400
1
PN10
PN 25
PN 40
PN 63
PN 100
PN 160
PS [psi]
2320
2030
1740
1450
1160
870
580
290
0
[°F]
68 122 212 302 392 482 536 572 662 752
TS [°C / °F]
 
Fig. 17:  DIN flange process connection 
1 Range for high-temperature design 
 
G11800-01
TS [°C / °F]
PS [bar]
160
140
120
100
80
60
40
20
0
20 50 100 150 200 250 280 300 350 400
1
CL 150
CL 300
CL 600
CL 900
2321
2030
1740
1450
1160
870
580
290
0
PS [psi]
[°C]
68 122 212 302 392 482 536 572 662 752 [°F]
 
Fig. 18:  Process connection of ASME flange (stainless steel) 
1 Range for high-temperature design