Siemens SIPART Series - 12.2 Pneumatic data

Technical data
12.2 Pneumatic data
SIPART PS2 with and without HART
236 Operating Instructions, 10/2013, A5E00074631-11
12.2
Pneumatic data
Pneumatic data
Auxiliary power (air supply)
Compressed air, carbon dioxide (CO2), nitrogen (N), noble
gases or cleaned natural gas
• Pressure
1,4 ... 7 bar (20.3 ... 101.5 psi)
Air quality to ISO 8573-1
• Solid particulate size and density
Class 2
• Pressure dew point
Class 2 (min. 20 K (36°F) below ambient temperature)
• Oil content
Class 2
Unrestricted flow (DIN 1945)
• Inlet air valve (ventilate actuator)
1)
2 bar (29 psi)
4.1 Nm³/h (18.1 USgpm)
4 bar (58 psi)
7.1 Nm³/h (31.3 USgpm)
6 bar (87 psi)
9.8 Nm³/h (43.1 USgpm)
• Air exhaust valve (depressurize drive)
1
)
2 bar (29 psi)
8.2 Nm³/h (36.1 USgpm)
4 bar (58 psi)
13.7 Nm³/h (60.3 USgpm)
6 bar (87 psi)
19.2 Nm³/h (84.5 USgpm)
Valve leakage
< 6⋅10
-4
Nm³/h (0.0026 USgpm)
Throttle ratio
Adjustable up to ∞: 1
Auxiliary power consumption in the controlled state
< 3,6⋅10
-2
Nm³/h (0.158 USgpm)
1)
When using device version Ex d (6DR5..5-...), values are reduced by approximately 20%.