Siemens SIPROCESS GA700 Kompaktbetriebsanleitung Seite 231

Sample gas inlet conditions for ULTRAMAT 7
High-
temperature
version
Max. pressure p
max
Min. pressure p
min
Temperature
Sample gas Standard
flow rate qv version
High-
temperature
version
Reference gas flow
Table 10- 46 Sample gas inlet conditions for CALOMAT 7
Sample gas inlet conditions for CALOMAT 7
Device type
Ignition protection type
Gas type
Max. pressure p
max
Min. pressure p
min
Temperature
Sample gas flow rate q
v
Table 10- 47 Pneumatic data of purging gas
Pneumatic data of purging gas
Enclosure volume
Purging gas
Duration of pre-purging phase
Flow rate in the pre-purging phase
Min. purging gas pressure
Devices in explosion-proof design
Compact Operating Instructions, 11/2019, A5E35134047-04
10.3 Technical specifications for operation in hazardous areas
0 °C to 65 °C
1 400 hPa (abs.)
0.5 to 1.5 l/min
0.6 to 1.5 l/min
Wall-mounted device
Ex py
Combustible gases up to
occasionally explosive gas
mixtures
1 400 hPa (abs.)
Approx. 60 l
Inert gas (e.g. nitrogen from a gas cylinder)
•
Air from an ex-free zone; prerequisite:
•
– Oil and dust free, particle size < 40 μm
– Oil content < 5 mg/m³
– Dew point < 2 °C at 0.4 MPa
When analyzing gas mixtures with oxygen content higher than 21 % with the
•
wall-mounted device: only inert gas
10 min
60 l/min (3 600 l/h)
50 Pa (rel.)
1 500 hPa (abs.)
500 hPa (abs.)
0 to 50 °C
0.5...1.5 l/min
Wall-mounted device
Ex pz, Ex ec, Ex tc
Non-combustible gases
1 500 hPa (abs.)
700 hPa (abs.)
0 °C to 70 °C
0.5...1.5 l/min
Technical specifications
-
1 400 hPa (abs.)
0.5...1.5 l/min
-
Rack-mounted device
Ex ec
Combustible gases up to
occasionally explosive gas
mixtures
1 400 hPa (abs.)
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