Block Circuit Diagram For Single-Acting Or Double-Acting Actuators - Siemens SIPART PS2 Series Operating Instructions Manual

Description
3.4 Mode of operation
3.4.1

Block circuit diagram for single-acting or double-acting actuators

①
Basic electronics with microcontroller and input circuit
②
Control pad with display and buttons
③
Single-acting or double-acting pneumatic block
④
Analog Output Module (AOM) for positioners
⑤
Digital I/O Module (DIO) for 3 digital outputs and 1 digital input
⑥
Inductive Limit Switches (ILS)
⑦
Mechanic Limit Switches (MLS)
⑧
Spring-loaded pneumatic actuator (single-acting)
⑨
Pneumatic actuator (double-acting)
⑩
Pressure sensor module
⑪
Pressure gauge block
Figure 3-10 Block circuit diagram for the electropneumatic positioner, functional diagram
32
SIPART PS2 with 4 to 20 mA/HART
Operating Instructions, 11/2019, A5E00074631-AE