12
•
To indicate a range > 2,6 m it is necessary to use 2 or more superposed indicating
ledges.
•
For level gauges longer than 6 m, the unit will be delivered in divided version with
intermediate flanges.
Product designation: e.g. NA7-50 / 52 flange/ventilation cone
NA7
-50 / 52
Flange /
Ventilation Cone
Device
Float diameter
Drain
Ventilation
5.2 Type of connection
Standard
: flanges according to DIN or ASME
On request
: welding end or Socket Welding according to DIN or ASME
5.3 Materials
•
Fluid side in stainless steel according to DIN or ASME.
•
Float made of stainless steel; for low medium density the float is made of titan
5.4 Application limits
5.5 Corrosion resistance
The safety of the unit is not influenced by corrosion if it is used as intended.
5.6 Identification plate / Marking
The following data are indicated on the identification plate according to EN 19:
* marking depending on the realization
A
Date of manufacture
D
Max. all. temperature
B
Type of unit
E
Nominal pressure (not listed)
C
Max. all. Pressure
F
Nominal diameter
Max. all. pressure
PS
[bar]
20
50
Max. all. temperature
TS
[°C]
214
265