Siemens SIPROCESS GA700 Compact Operating Instructions page 99

Table 10- 47 Sample gas inlet conditions for ULTRAMAT 7
Sample gas inlet conditions for ULTRAMAT 7
Device type
Ignition protection type
Gas type
Max. pressure p
Min. pressure p
Temperature
Sample gas flow rate q
Reference gas flow
Table 10- 48 Sample gas inlet conditions for CALOMAT 7
Sample gas inlet conditions for CALOMAT 7
Device type
Ignition protection type
Gas type
Max. pressure p
Min. pressure p
Temperature
Sample gas flow rate q
Table 10- 49 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
Devices in explosion-proof design
Compact Operating Instructions, 05/2018, A5E35134047-03
10.3 Technical specifications for operation in hazardous areas
Wall-mounted device
Ex py
Combustible gases up
to
occasionally explosive
gas mixtures
1 400 hPa (abs.)
max
min
v
Wall-mounted device
Ex py
Combustible gases up
to
occasionally explosive
gas mixtures
1 400 hPa (abs.)
max
min
v
Wall-mounted device
Ex pz, Ex ec, Ex tc
Non-combustible gases Combustible gases
1 500 hPa (abs.)
500 hPa (abs.)
0 to 50 °C
0.5...1.5 l/min
0.5...1.5 l/min
Wall-mounted device
Ex pz, Ex ec, Ex tc
Non-combustible gases Combustible gases
1 500 hPa (abs.)
500 hPa (abs.)
0 to 50 °C
0.5...1.5 l/min
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
With pressurized enclosure: only inert gas
•
10 min
60 l/min (3 600 l/h)
Technical specifications
Rack-mounted device
Ex nA
1 400 hPa (abs.)
Rack-mounted device
Ex nA
1 400 hPa (abs.)
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