General
The SIPART PS2 electro-pneumatic positioner is used to control the final control element of pneumatic linear or part-turn actuators. The electro-pneumatic positioner moves the actuator to a valve position corresponding to the set point. Additional function inputs can be used to block the valve or to set a safety position. A binary input is present as standard in the basic device for this purpose.
Features
- Simple installation and automatic commissioning (self-adjustment of zero and span)
- Simple operation with Local operation (manual operation) and configuration of the device using three buttons and a user-friendly two-line display
- Parameterization via SIMATIC PDM
- Very high-quality control thanks to an online adaptation procedure
- Negligible air consumption in stationary operation
- "Tight closing" function (ensures maximum positioning pressure on the valve seat)
- "Fail in place" function: Current position is retained on failure of auxiliary electrical power and/or pneumatic failure (does not apply in conjunction with SIL).
- Example: For an actuator with a volume of 8 liters, the typical position stability of a SIPART PS2 with "Fail in Place" is 0.3 %per hour.
- Numerous functions can be activated by simple configuring (e. g. characteristic curves and limits)
- Extensive diagnostic functions for valve and actuator
- Only one device version for linear and part-turn actuators
- Few moving parts, hence insensitive to vibrations
- External non contacting sensor as option for extreme ambient conditions
- "Intelligent solenoid valve": Partial Stroke Test and solenoid valve function in one device
- Partial Stroke Test e. g. for safety valves
- Full Stroke Test, Multi Step Response Test, Valve Performance Test for performance and maintenance evaluation of the valve
- Can also be operated with purified natural gas, carbon dioxide, nitrogen or noble gases
- SIL (Safety Integrity Level) 2
Specifications
- Brand: Siemens
- Model No.: 6DR5020-0NG00-0AA0
- Product type : SIPART PS2 Smart Electropneumatic Positioner
- SIPART PS2 electropneumatic positioner in enclosure made of Makrolon, aluminum and stainless steel
- Version : 0 = 2-wire (4 to 20 mA) Without HART
- For actuator : 2 = Double-acting
- Enclosure : 0 = Makrolon
- Connection thread electrical/pneumatic : G = M20x1.5/G¼
- Limit monitor : 0 = Installed, incl. 2nd cable gland Without
- Option modules Installed, incl. 2nd cable gland : 0 = Without
- Mounted pressure gauge block : 0 = Without
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