Siemens SIPART PS2 6DR50xx Instrucciones de operaciones Pagina 203

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Technical data
13.1 General technical data
SIPART PS2 with and without HART communications
Operating Instructions, 09/2007, A5E00074631-07
203
Pneumatic data
Auxiliary power (air supply)
Pressure
1,4 ... 7 bar (20.3 ... 101.5 psi): sufficiently
greater than max. drive pressure (actuating
pressure)
Air quality according 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
Air supply valve (vent drive)
4
)
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)
4
)
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)
Versions
In the plastic enclosure
Single-acting and double-acting
In the aluminum enclosure
Single-acting
In the pressure-resistant encapsulated
enclosure
Single-acting and double-acting
In the stainless steel enclosure
Single-acting and double-acting
4
) When using version EEx d (6DR5..5-...) values
are reduced by approx. 20%.
All the programming manuals mentioned are on the CD-ROM and are available on the
internet.
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